Commit Graph

9801 Commits

Author SHA1 Message Date
Andreas Gruenbacher
866eef48d8 gfs2: Add trusted xattr support
Add support for an additional filesystem version (sb_fs_format = 1802).
When a filesystem with the new version is mounted, the filesystem
supports "trusted.*" xattrs.

In addition, version 1802 filesystems implement a form of forward
compatibility for xattrs: when xattrs with an unknown prefix (ea_type)
are found on a version 1802 filesystem, those attributes are not shown
by listxattr, and they are not accessible by getxattr, setxattr, or
removexattr.

This mechanism might turn out to be what we need in the future, but if
not, we can always bump the filesystem version and break compatibility
instead.

Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Signed-off-by: Andrew Price <anprice@redhat.com>
2021-02-08 13:01:24 +01:00
Linus Torvalds
1db98bcf56 Merge branch 'akpm' (patches from Andrew)
Merge still more updates from Andrew Morton:
 "18 patches.

  Subsystems affected by this patch series: mm (memcg and cleanups) and
  epoll"

* emailed patches from Andrew Morton <akpm@linux-foundation.org>:
  mm/Kconfig: fix spelling mistake "whats" -> "what's"
  selftests/filesystems: expand epoll with epoll_pwait2
  epoll: wire up syscall epoll_pwait2
  epoll: add syscall epoll_pwait2
  epoll: convert internal api to timespec64
  epoll: eliminate unnecessary lock for zero timeout
  epoll: replace gotos with a proper loop
  epoll: pull all code between fetch_events and send_event into the loop
  epoll: simplify and optimize busy loop logic
  epoll: move eavail next to the list_empty_careful check
  epoll: pull fatal signal checks into ep_send_events()
  epoll: simplify signal handling
  epoll: check for events when removing a timed out thread from the wait queue
  mm/memcontrol:rewrite mem_cgroup_page_lruvec()
  mm, kvm: account kvm_vcpu_mmap to kmemcg
  mm/memcg: remove unused definitions
  mm/memcg: warning on !memcg after readahead page charged
  mm/memcg: bail early from swap accounting if memcg disabled
2020-12-19 11:39:50 -08:00
Willem de Bruijn
b0a0c2615f epoll: wire up syscall epoll_pwait2
Split off from prev patch in the series that implements the syscall.

Link: https://lkml.kernel.org/r/20201121144401.3727659-4-willemdebruijn.kernel@gmail.com
Signed-off-by: Willem de Bruijn <willemb@google.com>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2020-12-19 11:18:38 -08:00
Linus Torvalds
c59c7588fc UAPI Changes:
- Only enable char/agp uapi when CONFIG_DRM_LEGACY is set
 
 Cross-subsystem Changes:
 
 - vma_set_file helper to make vma->vm_file changing less brittle,
   acked by Andrew
 
 Core Changes:
 
 - dma-buf heaps improvements
 - pass full atomic modeset state to driver callbacks
 - shmem helpers: cached bo by default
 - cleanups for fbdev, fb-helpers
 - better docs for drm modes and SCALING_FITLER uapi
 - ttm: fix dma32 page pool regression
 
 Driver Changes:
 
 - multi-hop regression fixes for amdgpu, radeon, nouveau
 - lots of small amdgpu hw enabling fixes (display, pm, ...)
 - fixes for imx, mcde, meson, some panels, virtio, qxl, i915, all
   fairly minor
 - some cleanups for legacy drm/fbdev drivers
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Merge tag 'drm-next-2020-12-18' of git://anongit.freedesktop.org/drm/drm

Pull more drm updates from Daniel Vetter:
 "UAPI Changes:

   - Only enable char/agp uapi when CONFIG_DRM_LEGACY is set

  Cross-subsystem Changes:

   - vma_set_file helper to make vma->vm_file changing less brittle,
     acked by Andrew

  Core Changes:

   - dma-buf heaps improvements

   - pass full atomic modeset state to driver callbacks

   - shmem helpers: cached bo by default

   - cleanups for fbdev, fb-helpers

   - better docs for drm modes and SCALING_FITLER uapi

   - ttm: fix dma32 page pool regression

  Driver Changes:

   - multi-hop regression fixes for amdgpu, radeon, nouveau

   - lots of small amdgpu hw enabling fixes (display, pm, ...)

   - fixes for imx, mcde, meson, some panels, virtio, qxl, i915, all
     fairly minor

   - some cleanups for legacy drm/fbdev drivers"

* tag 'drm-next-2020-12-18' of git://anongit.freedesktop.org/drm/drm: (117 commits)
  drm/qxl: don't allocate a dma_address array
  drm/nouveau: fix multihop when move doesn't work.
  drm/i915/tgl: Fix REVID macros for TGL to fetch correct stepping
  drm/i915: Fix mismatch between misplaced vma check and vma insert
  drm/i915/perf: also include Gen11 in OATAILPTR workaround
  Revert "drm/i915: re-order if/else ladder for hpd_irq_setup"
  drm/amdgpu/disply: fix documentation warnings in display manager
  drm/amdgpu: print mmhub client name for dimgrey_cavefish
  drm/amdgpu: set mode1 reset as default for dimgrey_cavefish
  drm/amd/display: Add get_dig_frontend implementation for DCEx
  drm/radeon: remove h from printk format specifier
  drm/amdgpu: remove h from printk format specifier
  drm/amdgpu: Fix spelling mistake "Heterogenous" -> "Heterogeneous"
  drm/amdgpu: fix regression in vbios reservation handling on headless
  drm/amdgpu/SRIOV: Extend VF reset request wait period
  drm/amdkfd: correct amdgpu_amdkfd_gpuvm_alloc_memory_of_gpu log.
  drm/amd/display: Adding prototype for dccg21_update_dpp_dto()
  drm/amdgpu: print what method we are using for runtime pm
  drm/amdgpu: simplify logic in atpx resume handling
  drm/amdgpu: no need to call pci_ignore_hotplug for _PR3
  ...
2020-12-18 12:38:28 -08:00
Linus Torvalds
a409ed156a This is the bulk of the GPIO changes for the v5.11 kernel cycle:
Core changes:
 
 - Retired the old set-up function for GPIO IRQ chips. All chips
   now use the template struct gpio_irq_chip and pass that to the core
   to be set up alongside the gpio_chip. We can finally get rid of
   the old cruft.
 
 - Some refactoring and clean up of the core code.
 
 - Support edge event timestamps to be stamped using REALTIME
   (wall clock) timestamps. We have found solid use cases for
   this, so we support it.
 
 New drivers:
 
 - MStar MSC313 GPIO driver.
 
 - HiSilicon GPIO driver.
 
 Driver improvements:
 
 - The PCA953x driver now also supports the NXP PCAL9554B/C chips.
 
 - The mockup driver can now be probed from the device tree which
   is pretty useful for virtual prototyping of devices.
 
 - The Rcar driver now supports .get_multiple()
 
 - The MXC driver dropped some legacy and became a pure device
   tree client.
 
 - The Exar driver was moved over to the IDA interface for
   enumerating, and also switched over to using regmap for
   register access.
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Merge tag 'gpio-v5.11-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio

Pull GPIO updates from Linus Walleij:
 "This is the bulk of the GPIO changes for the v5.11 kernel cycle:

  Core changes:

   - Retired the old set-up function for GPIO IRQ chips. All chips now
     use the template struct gpio_irq_chip and pass that to the core to
     be set up alongside the gpio_chip. We can finally get rid of the
     old cruft.

   - Some refactoring and clean up of the core code.

   - Support edge event timestamps to be stamped using REALTIME (wall
     clock) timestamps. We have found solid use cases for this, so we
     support it.

  New drivers:

   - MStar MSC313 GPIO driver.

   - HiSilicon GPIO driver.

  Driver improvements:

   - The PCA953x driver now also supports the NXP PCAL9554B/C chips.

   - The mockup driver can now be probed from the device tree which is
     pretty useful for virtual prototyping of devices.

   - The Rcar driver now supports .get_multiple()

   - The MXC driver dropped some legacy and became a pure device tree
     client.

   - The Exar driver was moved over to the IDA interface for
     enumerating, and also switched over to using regmap for register
     access"

* tag 'gpio-v5.11-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio: (87 commits)
  MAINTAINERS: Remove reference to non-existing file
  gpio: hisi: Do not require ACPI for COMPILE_TEST
  MAINTAINERS: Add maintainer for HiSilicon GPIO driver
  gpio: gpio-hisi: Add HiSilicon GPIO support
  gpio: cs5535: Simplify the return expression of cs5535_gpio_probe()
  gpiolib: irq hooks: fix recursion in gpiochip_irq_unmask
  dt-bindings: mt7621-gpio: convert bindings to YAML format
  gpiolib: cdev: Flag invalid GPIOs as used
  gpio: put virtual gpio device into their own submenu
  drivers: gpio: amd8111: use SPDX-License-Identifier
  drivers: gpio: amd8111: prefer dev_err()/dev_info() over raw printk
  drivers: gpio: bt8xx: prefer dev_err()/dev_warn() over of raw printk
  gpio: Add TODO item for debugfs interface
  gpio: just plain warning when nonexisting gpio requested
  tools: gpio: add option to report wall-clock time to gpio-event-mon
  tools: gpio: add support for reporting realtime event clock to lsgpio
  gpiolib: cdev: allow edge event timestamps to be configured as REALTIME
  gpio: msc313: MStar MSC313 GPIO driver
  dt-bindings: gpio: Binding for MStar MSC313 GPIO controller
  dt-bindings: gpio: Add a binding header for the MSC313 GPIO driver
  ...
2020-12-17 18:07:20 -08:00
Linus Torvalds
e13300bdaa cifs/smb3 changes, the largest part are for support of the newer mount API, also includes addition of support for the SMB3 witness protocol which can provide important notifications from the server on address or export or network changes, and three patches for stable
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Merge tag '5.11-rc-smb3' of git://git.samba.org/sfrench/cifs-2.6

Pull cifs updates from Steve French:
 "The largest part are for support of the newer mount API which has been
  needed for cifs/smb3 mounts for a long time due to the new API's
  better handling of remount, and better error reporting. There are
  three additional small cleanup patches for this being tested, that are
  not included yet.

  This series also includes addition of support for the SMB3 witness
  protocol which can provide important notifications from the server to
  client on server address or export or network changes. This can be
  useful for example in order to be notified before the failure - when a
  server's IP address changes (in the future it will allow us to support
  server notifications of when a share is moved).

  It also includes three patches for stable e.g. some that better handle
  some confusing error messages during session establishment"

* tag '5.11-rc-smb3' of git://git.samba.org/sfrench/cifs-2.6: (55 commits)
  cifs: update internal module version number
  cifs: Fix support for remount when not changing rsize/wsize
  cifs: handle "guest" mount parameter
  cifs: correct four aliased mount parms to allow use of previous names
  cifs: Tracepoints and logs for tracing credit changes.
  cifs: fix use after free in cifs_smb3_do_mount()
  cifs: fix rsize/wsize to be negotiated values
  cifs: Fix some error pointers handling detected by static checker
  smb3: remind users that witness protocol is experimental
  cifs: update super_operations to show_devname
  cifs: fix uninitialized variable in smb3_fs_context_parse_param
  cifs: update mnt_cifs_flags during reconfigure
  cifs: move update of flags into a separate function
  cifs: remove ctx argument from cifs_setup_cifs_sb
  cifs: do not allow changing posix_paths during remount
  cifs: uncomplicate printing the iocharset parameter
  cifs: don't create a temp nls in cifs_setup_ipc
  cifs: simplify handling of cifs_sb/ctx->local_nls
  cifs: we do not allow changing username/password/unc/... during remount
  cifs: add initial reconfigure support
  ...
2020-12-17 17:41:37 -08:00
Linus Torvalds
d64c6f96ba Networking fixes for 5.11-rc1.
Current release - always broken:
 
  - net/smc: fix access to parent of an ib device
 
  - devlink: use _BITUL() macro instead of BIT() in the UAPI header
 
  - handful of mptcp fixes
 
 Previous release - regressions:
 
  - intel: AF_XDP: clear the status bits for the next_to_use descriptor
 
  - dpaa2-eth: fix the size of the mapped SGT buffer
 
 Previous release - always broken:
 
  - mptcp: fix security context on server socket
 
  - ethtool: fix string set id check
 
  - ethtool: fix error paths in ethnl_set_channels()
 
  - lan743x: fix rx_napi_poll/interrupt ping-pong
 
  - qca: ar9331: fix sleeping function called from invalid context bug
 
 Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Merge tag 'net-5.11-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

Pull networking fixes from Jakub Kicinski:
 "Current release - always broken:

   - net/smc: fix access to parent of an ib device

   - devlink: use _BITUL() macro instead of BIT() in the UAPI header

   - handful of mptcp fixes

  Previous release - regressions:

   - intel: AF_XDP: clear the status bits for the next_to_use descriptor

   - dpaa2-eth: fix the size of the mapped SGT buffer

  Previous release - always broken:

   - mptcp: fix security context on server socket

   - ethtool: fix string set id check

   - ethtool: fix error paths in ethnl_set_channels()

   - lan743x: fix rx_napi_poll/interrupt ping-pong

   - qca: ar9331: fix sleeping function called from invalid context bug"

* tag 'net-5.11-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (32 commits)
  net/sched: sch_taprio: reset child qdiscs before freeing them
  nfp: move indirect block cleanup to flower app stop callback
  octeontx2-af: Fix undetected unmap PF error check
  net: nixge: fix spelling mistake in Kconfig: "Instuments" -> "Instruments"
  qlcnic: Fix error code in probe
  mptcp: fix pending data accounting
  mptcp: push pending frames when subflow has free space
  mptcp: properly annotate nested lock
  mptcp: fix security context on server socket
  net/mlx5: Fix compilation warning for 32-bit platform
  mptcp: clear use_ack and use_map when dropping other suboptions
  devlink: use _BITUL() macro instead of BIT() in the UAPI header
  net: korina: fix return value
  net/smc: fix access to parent of an ib device
  ethtool: fix error paths in ethnl_set_channels()
  nfc: s3fwrn5: Remove unused NCI prop commands
  nfc: s3fwrn5: Remove the delay for NFC sleep
  phy: fix kdoc warning
  tipc: do sanity check payload of a netlink message
  use __netdev_notify_peers in hyperv
  ...
2020-12-17 13:45:24 -08:00
Linus Torvalds
6daa90439e dmaengine updates for v5.11-rc1
New drivers/devices
   - Qualcomm ADM driver
   - Qualcomm GPI driver
   - Allwinner A100 DMA support
   - Microchip Sama7g5 support
   - Mediatek MT8516 apdma
 
 - Updates:
   - more updates to idxd driver and support for IAX config
   - runtime PM support for dw driver
 
 - TI keystone drivers for 5.11 included here due to dependency for TI
   drivers
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Merge tag 'dmaengine-5.11-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine

Pull dmaengine updates from Vinod Koul:
 "The last dmaengine updates for this year :)

  This contains couple of new drivers, new device support and updates to
  bunch of drivers.

  New drivers/devices:
   - Qualcomm ADM driver
   - Qualcomm GPI driver
   - Allwinner A100 DMA support
   - Microchip Sama7g5 support
   - Mediatek MT8516 apdma

  Updates:
   - more updates to idxd driver and support for IAX config
   - runtime PM support for dw driver
   - TI drivers"

* tag 'dmaengine-5.11-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine: (75 commits)
  soc: ti: k3-ringacc: Use correct error casting in k3_ringacc_dmarings_init
  dmaengine: ti: k3-udma-glue: Add support for K3 PKTDMA
  dmaengine: ti: k3-udma: Initial support for K3 PKTDMA
  dmaengine: ti: k3-udma: Add support for BCDMA channel TPL handling
  dmaengine: ti: k3-udma: Initial support for K3 BCDMA
  soc: ti: k3-ringacc: add AM64 DMA rings support.
  dmaengine: ti: Add support for k3 event routers
  dmaengine: ti: k3-psil: Add initial map for AM64
  dmaengine: ti: k3-psil: Extend psil_endpoint_config for K3 PKTDMA
  dt-bindings: dma: ti: Add document for K3 PKTDMA
  dt-bindings: dma: ti: Add document for K3 BCDMA
  dmaengine: dmatest: Use dmaengine_get_dma_device
  dmaengine: doc: client: Update for dmaengine_get_dma_device() usage
  dmaengine: Add support for per channel coherency handling
  dmaengine: of-dma: Add support for optional router configuration callback
  dmaengine: ti: k3-udma-glue: Configure the dma_dev for rings
  dmaengine: ti: k3-udma-glue: Get the ringacc from udma_dev
  dmaengine: ti: k3-udma-glue: Add function to get device pointer for DMA API
  dmaengine: ti: k3-udma: Add support for second resource range from sysfw
  dmaengine: ti: k3-udma: Wait for peer teardown completion if supported
  ...
2020-12-17 12:52:23 -08:00
Linus Torvalds
65de0b89d7 fuse update for 5.11
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Merge tag 'fuse-update-5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/fuse

Pull fuse updates from Miklos Szeredi:

 - Improve performance of virtio-fs in mixed read/write workloads

 - Try to revalidate cache before returning EEXIST on exclusive create

 - Add a couple of miscellaneous bug fixes as well as some code cleanups

* tag 'fuse-update-5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/fuse:
  fuse: fix bad inode
  fuse: support SB_NOSEC flag to improve write performance
  fuse: add a flag FUSE_OPEN_KILL_SUIDGID for open() request
  fuse: don't send ATTR_MODE to kill suid/sgid for handle_killpriv_v2
  fuse: setattr should set FATTR_KILL_SUIDGID
  fuse: set FUSE_WRITE_KILL_SUIDGID in cached write path
  fuse: rename FUSE_WRITE_KILL_PRIV to FUSE_WRITE_KILL_SUIDGID
  fuse: introduce the notion of FUSE_HANDLE_KILLPRIV_V2
  fuse: always revalidate if exclusive create
  virtiofs: clean up error handling in virtio_fs_get_tree()
  fuse: add fuse_sb_destroy() helper
  fuse: simplify get_fuse_conn*()
  fuse: get rid of fuse_mount refcount
  virtiofs: simplify sb setup
  virtiofs fix leak in setup
  fuse: launder page should wait for page writeback
2020-12-17 11:34:25 -08:00
Linus Torvalds
ff49c86f27 f2fs-for-5.11-rc1
In this round, we've made more work into per-file compression support. For
 example, F2FS_IOC_GET|SET_COMPRESS_OPTION provides a way to change the
 algorithm or cluster size per file. F2FS_IOC_COMPRESS|DECOMPRESS_FILE provides
 a way to compress and decompress the existing normal files manually along with
 a new mount option, compress_mode=fs|user, which can control who compresses the
 data. Chao also added a checksum feature with a mount option so that we are able
 to detect any corrupted cluster. In addition, Daniel contributed casefolding
 with encryption patch, which will be used for Android devices.
 
 Enhancement:
  - add ioctls and mount option to manage per-file compression feature
  - support casefolding with encryption
  - support checksum for compressed cluster
  - avoid IO starvation by replacing mutex with rwsem
  - add sysfs, max_io_bytes, to control max bio size
 
 Bug fix:
  - fix use-after-free issue when compression and fsverity are enabled
  - fix consistency corruption during fault injection test
  - fix data offset for lseek
  - get rid of buffer_head which has 32bits limit in fiemap
  - fix some bugs in multi-partitions support
  - fix nat entry count calculation in shrinker
  - fix some stat information
 
 And, we've refactored some logics and fix minor bugs as well.
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Merge tag 'f2fs-for-5.11-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs

Pull f2fs updates from Jaegeuk Kim:
 "In this round, we've made more work into per-file compression support.

  For example, F2FS_IOC_GET | SET_COMPRESS_OPTION provides a way to
  change the algorithm or cluster size per file. F2FS_IOC_COMPRESS |
  DECOMPRESS_FILE provides a way to compress and decompress the existing
  normal files manually.

  There is also a new mount option, compress_mode=fs|user, which can
  control who compresses the data.

  Chao also added a checksum feature with a mount option so that
  we are able to detect any corrupted cluster.

  In addition, Daniel contributed casefolding with encryption patch,
  which will be used for Android devices.

  Summary:

  Enhancements:
   - add ioctls and mount option to manage per-file compression feature
   - support casefolding with encryption
   - support checksum for compressed cluster
   - avoid IO starvation by replacing mutex with rwsem
   - add sysfs, max_io_bytes, to control max bio size

  Bug fixes:
   - fix use-after-free issue when compression and fsverity are enabled
   - fix consistency corruption during fault injection test
   - fix data offset for lseek
   - get rid of buffer_head which has 32bits limit in fiemap
   - fix some bugs in multi-partitions support
   - fix nat entry count calculation in shrinker
   - fix some stat information

  And, we've refactored some logics and fix minor bugs as well"

* tag 'f2fs-for-5.11-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs: (36 commits)
  f2fs: compress: fix compression chksum
  f2fs: fix shift-out-of-bounds in sanity_check_raw_super()
  f2fs: fix race of pending_pages in decompression
  f2fs: fix to account inline xattr correctly during recovery
  f2fs: inline: fix wrong inline inode stat
  f2fs: inline: correct comment in f2fs_recover_inline_data
  f2fs: don't check PAGE_SIZE again in sanity_check_raw_super()
  f2fs: convert to F2FS_*_INO macro
  f2fs: introduce max_io_bytes, a sysfs entry, to limit bio size
  f2fs: don't allow any writes on readonly mount
  f2fs: avoid race condition for shrinker count
  f2fs: add F2FS_IOC_DECOMPRESS_FILE and F2FS_IOC_COMPRESS_FILE
  f2fs: add compress_mode mount option
  f2fs: Remove unnecessary unlikely()
  f2fs: init dirty_secmap incorrectly
  f2fs: remove buffer_head which has 32bits limit
  f2fs: fix wrong block count instead of bytes
  f2fs: use new conversion functions between blks and bytes
  f2fs: rename logical_to_blk and blk_to_logical
  f2fs: fix kbytes written stat for multi-device case
  ...
2020-12-17 11:18:00 -08:00
Tobias Klauser
75f4d4544d devlink: use _BITUL() macro instead of BIT() in the UAPI header
The BIT() macro is not available for the UAPI headers. Moreover, it can
be defined differently in user space headers. Thus, replace its usage
with the _BITUL() macro which is already used in other macro definitions
in <linux/devlink.h>.

Fixes: dc64cc7c63 ("devlink: Add devlink reload limit option")
Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
Link: https://lore.kernel.org/r/20201215102531.16958-1-tklauser@distanz.ch
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-12-16 16:16:40 -08:00
Linus Torvalds
0c71cc04eb VFIO updates for v5.11-rc1
- Fix uninitialized list walk in error path (Eric Auger)
 
  - Use io_remap_pfn_range() (Jason Gunthorpe)
 
  - Allow fallback support for NVLink on POWER8 (Alexey Kardashevskiy)
 
  - Enable mdev request interrupt with CCW support (Eric Farman)
 
  - Enable interface to iommu_domain from vfio_group (Lu Baolu)
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Merge tag 'vfio-v5.11-rc1' of git://github.com/awilliam/linux-vfio

Pull VFIO updates from Alex Williamson:

 - Fix uninitialized list walk in error path (Eric Auger)

 - Use io_remap_pfn_range() (Jason Gunthorpe)

 - Allow fallback support for NVLink on POWER8 (Alexey Kardashevskiy)

 - Enable mdev request interrupt with CCW support (Eric Farman)

 - Enable interface to iommu_domain from vfio_group (Lu Baolu)

* tag 'vfio-v5.11-rc1' of git://github.com/awilliam/linux-vfio:
  vfio/type1: Add vfio_group_iommu_domain()
  vfio-ccw: Wire in the request callback
  vfio-mdev: Wire in a request handler for mdev parent
  vfio/pci/nvlink2: Do not attempt NPU2 setup on POWER8NVL NPU
  vfio-pci: Use io_remap_pfn_range() for PCI IO memory
  vfio/pci: Move dummy_resources_list init in vfio_pci_probe()
2020-12-16 15:51:15 -08:00
Linus Torvalds
de925e2fbb Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid
Pull HID updates from Jiri Kosina:

 - AMD SFH (Sensor Fusion Hub) support (Sandeep Singh)

 - increase of maximum HID report size to 16KB in order to support some
   of the modern devices (Dean Camera)

 - control interface support for hidraw (Dean Camera)

 - Sony DS4 power and firmware reporting fixes (Roderick Colenbrander)

 - support for ghlive PS3/WII U dongles (Pascal Giard)

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid: (27 commits)
  HID: i2c-hid: add Vero K147 to descriptor override
  HID: ite: Add support for Acer S1002 keyboard-dock
  HID: sony: support for ghlive ps3/wii u dongles
  HID: hidraw: Add additional hidraw input/output report ioctls.
  HID: Increase HID maximum report size to 16KB
  HID: elecom: drop stray comment
  HID: mf: add support for 0079:1846 Mayflash/Dragonrise USB Gamecube Adapter
  HID: elecom: add support for EX-G M-XGL20DLBK wireless mouse
  HID: elecom: rewrite report based on model specific parameters
  HID: wacom: Constify attribute_groups
  HID: input: Fix fall-through warnings for Clang
  HID: usbhid: Fix fall-through warnings for Clang
  HID: logitech-hidpp: Add hid_device_id for V470 bluetooth mouse
  HID: intel-ish-hid: Remove unnecessary assignment to variable rv
  HID: sony: Workaround for DS4 dongle hotplug kernel crash.
  HID: sony: Don't use fw_version/hw_version for sysfs cleanup.
  HID: sony: Report more accurate DS4 power status.
  SFH: fix error return check for -ERESTARTSYS
  HID: SFH: Add documentation
  HID: hid-input: occasionally report stylus battery even if not changed
  ...
2020-12-16 15:44:44 -08:00
Linus Torvalds
009bd55dfc RDMA 5.11 pull request
A smaller set of patches, nothing stands out as being particularly major
 this cycle:
 
 - Driver bug fixes and updates: bnxt_re, cxgb4, rxe, hns, i40iw, cxgb4,
   mlx4 and mlx5
 
 - Bug fixes and polishing for the new rts ULP
 
 - Cleanup of uverbs checking for allowed driver operations
 
 - Use sysfs_emit all over the place
 
 - Lots of bug fixes and clarity improvements for hns
 
 - hip09 support for hns
 
 - NDR and 50/100Gb signaling rates
 
 - Remove dma_virt_ops and go back to using the IB DMA wrappers
 
 - mlx5 optimizations for contiguous DMA regions
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Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma

Pull rdma updates from Jason Gunthorpe:
 "A smaller set of patches, nothing stands out as being particularly
  major this cycle. The biggest item would be the new HIP09 HW support
  from HNS, otherwise it was pretty quiet for new work here:

   - Driver bug fixes and updates: bnxt_re, cxgb4, rxe, hns, i40iw,
     cxgb4, mlx4 and mlx5

   - Bug fixes and polishing for the new rts ULP

   - Cleanup of uverbs checking for allowed driver operations

   - Use sysfs_emit all over the place

   - Lots of bug fixes and clarity improvements for hns

   - hip09 support for hns

   - NDR and 50/100Gb signaling rates

   - Remove dma_virt_ops and go back to using the IB DMA wrappers

   - mlx5 optimizations for contiguous DMA regions"

* tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma: (147 commits)
  RDMA/cma: Don't overwrite sgid_attr after device is released
  RDMA/mlx5: Fix MR cache memory leak
  RDMA/rxe: Use acquire/release for memory ordering
  RDMA/hns: Simplify AEQE process for different types of queue
  RDMA/hns: Fix inaccurate prints
  RDMA/hns: Fix incorrect symbol types
  RDMA/hns: Clear redundant variable initialization
  RDMA/hns: Fix coding style issues
  RDMA/hns: Remove unnecessary access right set during INIT2INIT
  RDMA/hns: WARN_ON if get a reserved sl from users
  RDMA/hns: Avoid filling sl in high 3 bits of vlan_id
  RDMA/hns: Do shift on traffic class when using RoCEv2
  RDMA/hns: Normalization the judgment of some features
  RDMA/hns: Limit the length of data copied between kernel and userspace
  RDMA/mlx4: Remove bogus dev_base_lock usage
  RDMA/uverbs: Fix incorrect variable type
  RDMA/core: Do not indicate device ready when device enablement fails
  RDMA/core: Clean up cq pool mechanism
  RDMA/core: Update kernel documentation for ib_create_named_qp()
  MAINTAINERS: SOFT-ROCE: Change Zhu Yanjun's email address
  ...
2020-12-16 13:42:26 -08:00
Linus Torvalds
60f7c503d9 SCSI misc on 20201216
This series consists of the usual driver updates (ufs, qla2xxx,
 smartpqi, target, zfcp, fnic, mpt3sas, ibmvfc) plus a load of
 cleanups, a major power management rework and a load of assorted minor
 updates.  There are a few core updates (formatting fixes being the big
 one) but nothing major this cycle.
 
 Signed-off-by: James E.J. Bottomley <jejb@linux.ibm.com>
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Merge tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi

Pull SCSI updates from James Bottomley:
 "This consists of the usual driver updates (ufs, qla2xxx, smartpqi,
  target, zfcp, fnic, mpt3sas, ibmvfc) plus a load of cleanups, a major
  power management rework and a load of assorted minor updates.

  There are a few core updates (formatting fixes being the big one) but
  nothing major this cycle"

* tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: (279 commits)
  scsi: mpt3sas: Update driver version to 36.100.00.00
  scsi: mpt3sas: Handle trigger page after firmware update
  scsi: mpt3sas: Add persistent MPI trigger page
  scsi: mpt3sas: Add persistent SCSI sense trigger page
  scsi: mpt3sas: Add persistent Event trigger page
  scsi: mpt3sas: Add persistent Master trigger page
  scsi: mpt3sas: Add persistent trigger pages support
  scsi: mpt3sas: Sync time periodically between driver and firmware
  scsi: qla2xxx: Update version to 10.02.00.104-k
  scsi: qla2xxx: Fix device loss on 4G and older HBAs
  scsi: qla2xxx: If fcport is undergoing deletion complete I/O with retry
  scsi: qla2xxx: Fix the call trace for flush workqueue
  scsi: qla2xxx: Fix flash update in 28XX adapters on big endian machines
  scsi: qla2xxx: Handle aborts correctly for port undergoing deletion
  scsi: qla2xxx: Fix N2N and NVMe connect retry failure
  scsi: qla2xxx: Fix FW initialization error on big endian machines
  scsi: qla2xxx: Fix crash during driver load on big endian machines
  scsi: qla2xxx: Fix compilation issue in PPC systems
  scsi: qla2xxx: Don't check for fw_started while posting NVMe command
  scsi: qla2xxx: Tear down session if FW say it is down
  ...
2020-12-16 13:34:31 -08:00
Linus Torvalds
48aba79bcf for-5.11/io_uring-2020-12-14
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Merge tag 'for-5.11/io_uring-2020-12-14' of git://git.kernel.dk/linux-block

Pull io_uring updates from Jens Axboe:
 "Fairly light set of changes this time around, and mostly some bits
  that were pushed out to 5.11 instead of 5.10, fixes/cleanups, and a
  few features. In particular:

   - Cleanups around iovec import (David Laight, Pavel)

   - Add timeout support for io_uring_enter(2), which enables us to
     clean up liburing and avoid a timeout sqe submission in the
     completion path.

     The big win here is that it allows setups that split SQ and CQ
     handling into separate threads to avoid locking, as the CQ side
     will no longer submit when timeouts are needed when waiting for
     events (Hao Xu)

   - Add support for socket shutdown, and renameat/unlinkat.

   - SQPOLL cleanups and improvements (Xiaoguang Wang)

   - Allow SQPOLL setups for CAP_SYS_NICE, and enable regular
     (non-fixed) files to be used.

   - Cancelation improvements (Pavel)

   - Fixed file reference improvements (Pavel)

   - IOPOLL related race fixes (Pavel)

   - Lots of other little fixes and cleanups (mostly Pavel)"

* tag 'for-5.11/io_uring-2020-12-14' of git://git.kernel.dk/linux-block: (43 commits)
  io_uring: fix io_cqring_events()'s noflush
  io_uring: fix racy IOPOLL flush overflow
  io_uring: fix racy IOPOLL completions
  io_uring: always let io_iopoll_complete() complete polled io
  io_uring: add timeout update
  io_uring: restructure io_timeout_cancel()
  io_uring: fix files cancellation
  io_uring: use bottom half safe lock for fixed file data
  io_uring: fix miscounting ios_left
  io_uring: change submit file state invariant
  io_uring: check kthread stopped flag when sq thread is unparked
  io_uring: share fixed_file_refs b/w multiple rsrcs
  io_uring: replace inflight_wait with tctx->wait
  io_uring: don't take fs for recvmsg/sendmsg
  io_uring: only wake up sq thread while current task is in io worker context
  io_uring: don't acquire uring_lock twice
  io_uring: initialize 'timeout' properly in io_sq_thread()
  io_uring: refactor io_sq_thread() handling
  io_uring: always batch cancel in *cancel_files()
  io_uring: pass files into kill timeouts/poll
  ...
2020-12-16 12:44:05 -08:00
Jiri Kosina
e77bc7dc9a Merge branch 'for-5.11/elecom' into for-linus
- support for EX-G M-XGL20DLBK device, from YOSHIOKA Takuma
2020-12-16 11:41:05 +01:00
Linus Torvalds
e2dc495734 asm-generic cleanups for v5.11
These are a couple of compiler warning fixes to make 'make W=2'
 less noisy, as well as some fixes to code comments in asm-generic.
 
 Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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Merge tag 'asm-generic-cleanup-5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/asm-generic

Pull asm-generic cleanups from Arnd Bergmann:
 "These are a couple of compiler warning fixes to make 'make W=2' less
  noisy, as well as some fixes to code comments in asm-generic"

* tag 'asm-generic-cleanup-5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/asm-generic:
  syscalls: Fix file comments for syscalls implemented in kernel/sys.c
  ctype.h: remove duplicate isdigit() helper
  qspinlock: use signed temporaries for cmpxchg
  asm-generic: fix ffs -Wshadow warning
  asm-generic: percpu: avoid Wshadow warning
  asm-generic/sembuf: Update architecture related information in comment
2020-12-15 23:41:19 -08:00
Linus Torvalds
345d4ab5e0 close-range-openat2-v5.11
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Merge tag 'close-range-openat2-v5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/brauner/linux

Pull close_range/openat2 updates from Christian Brauner:
 "This contains a fix for openat2() to make RESOLVE_BENEATH and
  RESOLVE_IN_ROOT mutually exclusive. It doesn't make sense to specify
  both at the same time. The openat2() selftests have been extended to
  verify that these two flags can't be specified together.

  This also adds the CLOSE_RANGE_CLOEXEC flag to close_range() which
  allows to mark a range of file descriptors as close-on-exec without
  actually closing them.

  This is useful in general but the use-case that triggered the patch is
  installing a seccomp profile in the calling task before exec. If the
  seccomp profile wants to block the close_range() syscall it obviously
  can't use it to close all fds before exec. If it calls close_range()
  before installing the seccomp profile it needs to take care not to
  close fds that it will still need before the exec meaning it would
  have to call close_range() multiple times on different ranges and then
  still fall back to closing fds one by one right before the exec.

  CLOSE_RANGE_CLOEXEC allows to solve this problem relying on the exec
  codepath to get rid of the unwanted fds. The close_range() tests have
  been expanded to verify that CLOSE_RANGE_CLOEXEC works"

* tag 'close-range-openat2-v5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/brauner/linux:
  selftests: core: add tests for CLOSE_RANGE_CLOEXEC
  fs, close_range: add flag CLOSE_RANGE_CLOEXEC
  selftests: openat2: add RESOLVE_ conflict test
  openat2: reject RESOLVE_BENEATH|RESOLVE_IN_ROOT
2020-12-15 19:11:47 -08:00
Linus Torvalds
f1ee3b8829 for-5.11-tag
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Merge tag 'for-5.11-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux

Pull btrfs updates from David Sterba:
 "We have a mix of all kinds of changes, feature updates, core stuff,
  performance improvements and lots of cleanups and preparatory changes.

  User visible:

   - export filesystem generation in sysfs

   - new features for mount option 'rescue':
       - what's currently supported is exported in sysfs
       - 'ignorebadroots'/'ibadroots' - continue even if some essential
         tree roots are not usable (extent, uuid, data reloc, device,
         csum, free space)
       - 'ignoredatacsums'/'idatacsums' - skip checksum verification on
         data
       - 'all' - now enables 'ignorebadroots' + 'ignoredatacsums' +
         'nologreplay'

   - export read mirror policy settings to sysfs, new policies will be
     added in the future

   - remove inode number cache feature (mount -o inode_cache), obsoleted
     in 5.9

  User visible fixes:

   - async discard scheduling fixes on high loads

   - update inode byte counter atomically so stat() does not report
     wrong value in some cases

   - free space tree fixes:
       - correctly report status of v2 after remount
       - clear v1 cache inodes when v2 is newly enabled after remount

  Core:

   - switch own tree lock implementation to standard rw semaphore:
       - one-level lock nesting is not required anymore, the last use of
         this was in free space that's now loaded asynchronously
       - own implementation of adaptive spinning before taking mutex has
         been part of rwsem
       - performance seems to be better in general, much better (+tens
         of percents) for some workloads
       - lockdep does not complain

   - finish direct IO conversion to iomap infrastructure, remove
     temporary workaround for DSYNC after iomap API updates

   - preparatory work to support data and metadata blocks smaller than
     page:
       - generalize code that assumes sectorsize == PAGE_SIZE, lots of
         refactoring
       - planned namely for 64K pages (eg. arm64, ppc64)
       - scrub read-only support

   - preparatory work for zoned allocation mode (SMR/ZBC/ZNS friendly):
       - disable incompatible features
       - round-robin superblock write

   - free space cache (v1) is loaded asynchronously, remove tree path
     recursion

   - slightly improved time tacking for transaction kthread wake ups

  Performance improvements (note that the numbers depend on load type or
  other features and weren't run on the same machine):

   - skip unnecessary work:
       - do not start readahead for csum tree when scrubbing non-data
         block groups
       - do not start and wait for delalloc on snapshot roots on
         transaction commit
       - fix race when defragmenting leads to unnecessary IO

   - dbench speedups (+throughput%/-max latency%):
       - skip unnecessary searches for xattrs when logging an inode
         (+10.8/-8.2)
       - stop incrementing log batch when joining log transaction (1-2)
       - unlock path before checking if extent is shared during nocow
         writeback (+5.0/-20.5), on fio load +9.7% throughput/-9.8%
         runtime
       - several tree log improvements, eg. removing unnecessary
         operations, fixing races that lead to additional work
         (+12.7/-8.2)

   - tree-checker error branches annotated with unlikely() (+3%
     throughput)

  Other:

   - cleanups

   - lockdep fixes

   - more btrfs_inode conversions

   - error variable cleanups"

* tag 'for-5.11-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux: (198 commits)
  btrfs: scrub: allow scrub to work with subpage sectorsize
  btrfs: scrub: support subpage data scrub
  btrfs: scrub: support subpage tree block scrub
  btrfs: scrub: always allocate one full page for one sector for RAID56
  btrfs: scrub: reduce width of extent_len/stripe_len from 64 to 32 bits
  btrfs: refactor btrfs_lookup_bio_sums to handle out-of-order bvecs
  btrfs: remove btrfs_find_ordered_sum call from btrfs_lookup_bio_sums
  btrfs: handle sectorsize < PAGE_SIZE case for extent buffer accessors
  btrfs: update num_extent_pages to support subpage sized extent buffer
  btrfs: don't allow tree block to cross page boundary for subpage support
  btrfs: calculate inline extent buffer page size based on page size
  btrfs: factor out btree page submission code to a helper
  btrfs: make btrfs_verify_data_csum follow sector size
  btrfs: pass bio_offset to check_data_csum() directly
  btrfs: rename bio_offset of extent_submit_bio_start_t to dio_file_offset
  btrfs: fix lockdep warning when creating free space tree
  btrfs: skip space_cache v1 setup when not using it
  btrfs: remove free space items when disabling space cache v1
  btrfs: warn when remount will not change the free space tree
  btrfs: use superblock state to print space_cache mount option
  ...
2020-12-15 18:40:42 -08:00
Linus Torvalds
e87b070839 rpmsg updates for v5.11
This extracts the "nameserver" previoiusly used only by the virtio rpmsg
 transport to work ontop of any rpmsg implementation and clarifies the
 endianness of the data types used in rpmsg.
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Merge tag 'rpmsg-v5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/andersson/remoteproc

Pull rpmsg updates from Bjorn Andersson:
 "This extracts the 'nameserver' previously used only by the virtio
  rpmsg transport to work ontop of any rpmsg implementation and
  clarifies the endianness of the data types used in rpmsg"

* tag 'rpmsg-v5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/andersson/remoteproc:
  rpmsg: Turn name service into a stand alone driver
  rpmsg: Make rpmsg_{register|unregister}_device() public
  rpmsg: virtio: Add rpmsg channel device ops
  rpmsg: core: Add channel creation internal API
  rpmsg: virtio: Rename rpmsg_create_channel
  rpmsg: Move structure rpmsg_ns_msg to header file
  rpmsg: virtio: Move from virtio to rpmsg byte conversion
  rpmsg: Introduce __rpmsg{16|32|64} types
2020-12-15 17:41:36 -08:00
Linus Torvalds
489e9fea66 pci-v5.11-changes
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Merge tag 'pci-v5.11-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci

Pull PCI updates from Bjorn Helgaas:
 "Enumeration:
   - Decode PCIe 64 GT/s link speed (Gustavo Pimentel)
   - Remove unused HAVE_PCI_SET_MWI (Heiner Kallweit)
   - Reduce pci_set_cacheline_size() message to debug level (Heiner
     Kallweit)
   - Fix pci_slot_release() NULL pointer dereference (Jubin Zhong)
   - Unify ECAM constants in native PCI Express drivers (Krzysztof
     Wilczyński)
   - Return u8 from pci_find_capability() and similar (Puranjay Mohan)
   - Return u16 from pci_find_ext_capability() and similar (Bjorn
     Helgaas)
   - Fix ACPI companion lookup for device 0 on the root bus (Rafael J.
     Wysocki)

  Resource management:
   - Keep both device and resource name for config space remaps
     (Alexander Lobakin)
   - Bounds-check command-line resource alignment requests (Bjorn
     Helgaas)
   - Fix overflow in command-line resource alignment requests (Colin Ian
     King)

  Driver binding:
   - Avoid duplicate IDs in driver dynamic IDs list (Zhenzhong Duan)

  Power management:
   - Save/restore Precision Time Measurement Capability for
     suspend/resume (David E. Box)
   - Disable PTM during suspend to save power (David E. Box)
   - Add sysfs attribute for device power state (Maximilian Luz)
   - Rename pci_wakeup_bus() to pci_resume_bus() (Mika Westerberg)
   - Do not generate wakeup event when runtime resuming device (Mika
     Westerberg)
   - Save/restore ASPM L1SS Capability for suspend/resume (Vidya Sagar)

  Virtualization:
   - Mark AMD Raven iGPU ATS as broken in some platforms (Alex Deucher)
   - Add function 1 DMA alias quirk for Marvell 9215 SATA controller
     (Bjorn Helgaas)

  MSI:
   - Disable MSI for Pericom PCIe-USB adapter (Andy Shevchenko)
   - Improve warnings for 32-bit-limited MSI support (Vidya Sagar)

  Error handling:
   - Cache RCEC EA Capability offset in pci_init_capabilities() (Sean V
     Kelley)
   - Rename reset_link() to reset_subordinates() (Sean V Kelley)
   - Write AER Capability only when we control it (Sean V Kelley)
   - Clear AER status only when we control AER (Sean V Kelley)
   - Bind RCEC devices to the Root Port driver (Qiuxu Zhuo)
   - Recover from RCiEP AER errors (Qiuxu Zhuo)
   - Recover from RCEC AER errors (Sean V Kelley)
   - Add pcie_link_rcec() to associate RCiEPs (Sean V Kelley)
   - Add pcie_walk_rcec() to RCEC AER handling (Sean V Kelley)
   - Add pcie_walk_rcec() to RCEC PME handling (Sean V Kelley)
   - Add RCEC AER error injection support (Qiuxu Zhuo)

  Broadcom iProc PCIe controller driver:
   - Fix out-of-bound array accesses (Bharat Gooty)
   - Invalidate correct PAXB inbound windows (Roman Bacik)
   - Enhance PCIe Link information display (Srinath Mannam)

  Cadence PCIe controller driver:
   - Make "cdns,max-outbound-regions" property optional (Kishon Vijay
     Abraham I)

  Intel VMD host bridge driver:
   - Offset client MSI-X vectors (Jon Derrick)
   - Update type of __iomem pointers (Krzysztof Wilczyński)

  NVIDIA Tegra PCIe controller driver:
   - Move "dbi" accesses to post common DWC initialization (Vidya Sagar)
   - Read "dbi" base address to program in application logic (Vidya
     Sagar)
   - Fix ASPM-L1SS advertisement disable code (Vidya Sagar)
   - Set DesignWare IP version (Vidya Sagar)
   - Continue unconfig sequence even if parts fail (Vidya Sagar)
   - Check return value of tegra_pcie_init_controller() (Vidya Sagar)
   - Disable LTSSM during L2 entry (Vidya Sagar)

  Qualcomm PCIe controller driver:
   - Document PCIe bindings for SM8250 SoC (Manivannan Sadhasivam)
   - Add SM8250 SoC support (Manivannan Sadhasivam)
   - Add support for configuring BDF to SID mapping for SM8250
     (Manivannan Sadhasivam)

  Renesas R-Car PCIe controller driver:
   - rcar: Drop unused members from struct rcar_pcie_host (Lad
     Prabhakar)
   - PCI: rcar-pci-host: Document r8a774e1 bindings (Lad Prabhakar)
   - PCI: rcar-pci-host: Convert bindings to json-schema (Yoshihiro
     Shimoda)
   - PCI: rcar-pci-host: Document r8a77965 bindings (Yoshihiro Shimoda)

  Samsung Exynos PCIe controller driver:
   - Rework driver to support Exynos5433 PCIe PHY (Jaehoon Chung)
   - Rework driver to support Exynos5433 variant (Jaehoon Chung)
   - Drop samsung,exynos5440-pcie binding (Marek Szyprowski)
   - Add the samsung,exynos-pcie binding (Marek Szyprowski)
   - Add the samsung,exynos-pcie-phy binding (Marek Szyprowski)

  Synopsys DesignWare PCIe controller driver:
   - Support multiple ATU memory regions (Rob Herring)
   - Move intel-gw ATU offset out of driver match data (Rob Herring)
   - Move "dbi", "dbi2", and "addr_space" resource setup into common
     code (Rob Herring)
   - Remove intel-gw unneeded function wrappers (Rob Herring)
   - Ensure all outbound ATU windows are reset (Rob Herring)
   - Use the common MSI irq_chip in dra7xx (Rob Herring)
   - Drop the .set_num_vectors() host op (Rob Herring)
   - Move MSI interrupt setup into DWC common code (Rob Herring)
   - Rework MSI initialization (Rob Herring)
   - Move link handling into common code (Rob Herring)
   - Move dw_pcie_msi_init() into core (Rob Herring)
   - Move dw_pcie_setup_rc() to DWC common code (Rob Herring)
   - Remove unnecessary wrappers around dw_pcie_host_init() (Rob
     Herring)
   - Drop keystone duplicated 'num-viewport'" (Rob Herring)
   - Move inbound and outbound windows to common struct (Rob Herring)
   - Detect number of iATU windows (Rob Herring)
   - Warn if non-prefetchable memory aperture size is > 32-bit (Vidya
     Sagar)
   - Add support to program ATU for >4GB memory (Vidya Sagar)
   - Set 32-bit DMA mask for MSI target address allocation (Vidya Sagar)

  TI J721E PCIe driver:
   - Fix "ti,syscon-pcie-ctrl" to take argument (Kishon Vijay Abraham I)
   - Add host mode dt-bindings for TI's J7200 SoC (Kishon Vijay Abraham
     I)
   - Add EP mode dt-bindings for TI's J7200 SoC (Kishon Vijay Abraham I)
   - Get offset within "syscon" from "ti,syscon-pcie-ctrl" phandle arg
     (Kishon Vijay Abraham I)

  TI Keystone PCIe controller driver:
   - Enable compile-testing on !ARM (Alex Dewar)"

* tag 'pci-v5.11-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: (100 commits)
  PCI: Add function 1 DMA alias quirk for Marvell 9215 SATA controller
  PCI/ACPI: Fix companion lookup for device 0 on the root bus
  PCI: Keep both device and resource name for config space remaps
  PCI: xgene: Removed unused ".bus_shift" initialisers from pci-xgene.c
  PCI: vmd: Update type of the __iomem pointers
  PCI: iproc: Convert to use the new ECAM constants
  PCI: thunder-pem: Add constant for custom ".bus_shift" initialiser
  PCI: Unify ECAM constants in native PCI Express drivers
  PCI: Disable PTM during suspend to save power
  PCI/PTM: Save/restore Precision Time Measurement Capability for suspend/resume
  PCI: Mark AMD Raven iGPU ATS as broken in some platforms
  PCI: j721e: Get offset within "syscon" from "ti,syscon-pcie-ctrl" phandle arg
  dt-bindings: PCI: Add EP mode dt-bindings for TI's J7200 SoC
  dt-bindings: PCI: Add host mode dt-bindings for TI's J7200 SoC
  dt-bindings: pci: ti,j721e: Fix "ti,syscon-pcie-ctrl" to take argument
  PCI: dwc: Set 32-bit DMA mask for MSI target address allocation
  PCI: qcom: Add support for configuring BDF to SID mapping for SM8250
  PCI: Reduce pci_set_cacheline_size() message to debug level
  PCI: Remove unused HAVE_PCI_SET_MWI
  PCI: qcom: Add SM8250 SoC support
  ...
2020-12-15 16:49:59 -08:00
Linus Torvalds
61f914256c platform-drivers-x86 for v5.11-1
Highlights:
 - New driver for changing BIOS settings from within Linux on Dell devices,
   this introduces a new generic sysfs API for this. Lenovo is working on
   also supporting this API on their devices
 - New Intel PMT telemetry and crashlog drivers
 - Support for SW_TABLET_MODE reporting for the acer-wmi and intel-hid drivers
 - Preparation work for improving support for Microsoft Surface hardware
 - Various fixes / improvements / quirks for the panasonic-laptop and others
 
 The following is an automated git shortlog grouped by driver:
 
 ISST:
  -  Mark mmio_range_devid_0 and mmio_range_devid_1 with static keyword
  -  Change PCI device macros
  -  Allow configurable offset range
  -  Check for unaligned mmio address
 
 Intel PMT Crashlog capability driver:
  - Intel PMT Crashlog capability driver
 
 Intel PMT Telemetry capability driver:
  - Intel PMT Telemetry capability driver
 
 Intel PMT class driver:
  - Intel PMT class driver
 
 Introduce support for Systems Management Driver over WMI for Dell Systems:
  - Introduce support for Systems Management Driver over WMI for Dell Systems
 
 MAINTAINERS:
  -  new panasonic-laptop maintainer
  -  rectify DELL WMI SYSMAN DRIVERS section
 
 Merge tag 'ib-mfd-x86-v5.11' into review-hans:
  - Merge tag 'ib-mfd-x86-v5.11' into review-hans
 
 PCI:
  -  Add defines for Designated Vendor-Specific Extended Capability
 
 Revert "platform/x86:
  -  wmi: Destroy on cleanup rather than unregister"
 
 acer-wireless:
  -  send an EV_SYN/SYN_REPORT between state changes
 
 acer-wmi:
  -  Add ACER_CAP_KBD_DOCK quirk for the Aspire Switch 10E SW3-016
  -  add automatic keyboard background light toggle key as KEY_LIGHTS_TOGGLE
  -  Add support for SW_TABLET_MODE on Switch devices
  -  Add ACER_CAP_SET_FUNCTION_MODE capability flag
  -  Add new force_caps module parameter
  -  Cleanup accelerometer device handling
  -  Cleanup ACER_CAP_FOO defines
  -  Drop no-op set_quirks call from find_quirks
 
 amd-pmc:
  -  Add AMD platform support for S2Idle
 
 asus-wmi:
  -  Add userspace notification for performance mode change
  -  Add support for SW_TABLET_MODE on UX360
 
 dell-smbios-base:
  -  Fix error return code in dell_smbios_init
 
 dell-wmi-sysman:
  -  work around for BIOS bug
  -  fix init_bios_attributes() error handling
 
 docs:
  -  ABI: sysfs-class-firmware-attributes: solve some warnings
 
 i2c-multi-instantiate:
  -  Use device_get_match_data() to get driver data
  -  Simplify with dev_err_probe()
  -  Drop redundant ACPI_PTR()
 
 intel-hid:
  -  add Rocket Lake ACPI device ID
  -  Do not create SW_TABLET_MODE input-dev when a KIOX010A ACPI dev is present
  -  Add alternative method to enable switches
  -  Add support for SW_TABLET_MODE
  -  fix _DSM function index handling
 
 intel-vbtn:
  -  Fix SW_TABLET_MODE always reporting 1 on some HP x360 models
  -  Allow switch events on Acer Switch Alpha 12
  -  Support for tablet mode on HP Pavilion 13 x360 PC
 
 intel_pmc_core:
  -  Assign boolean values to a bool variable
 
 mfd:
  -  Intel Platform Monitoring Technology support
 
 mlx-platform:
  -  Fix item counter assignment for MSN2700/ComEx system
  -  Fix item counter assignment for MSN2700, MSN24xx systems
  -  remove an unused variable
  -  Remove PSU EEPROM from MSN274x platform configuration
  -  Remove PSU EEPROM from default platform configuration
 
 panasonic-laptop:
  -  Add sysfs attributes for firmware brightness registers
  -  Add support for battery charging threshold (eco mode)
  -  Resolve hotkey double trigger bug
  -  Add write support to mute
  -  Fix sticky key init bug
  -  Fix naming of platform files for consistency with other modules
  -  Split MODULE_AUTHOR() by one author per macro call
  -  Replace ACPI prints with pr_*() macros
  -  Add support for optical driver power in Y and W series
 
 platform:
  -  Add Surface platform directory
 
 platform/mellanox:
  -  mlxbf-pmc: Add Mellanox BlueField PMC driver
 
 platform/surface:
  -  gpe: Add support for 15" Intel version of Surface Laptop 3
  -  Add Driver to set up lid GPEs on MS Surface device
  -  Move Surface Pro 3 Button driver to platform/surface
  -  Move Surface 3 Power OpRegion driver to platform/surface
  -  Move Surface 3 Button driver to platform/surface
  -  Move Surface 3 WMI driver to platform/surface
 
 platform/x86/dell-wmi-sysman:
  -  Make some symbols static
  -  Make wmi_sysman_kobj_sysfs_ops static
 
 pmt:
  -  Fix a potential Oops on error in probe
 
 remove unneeded break:
  - remove unneeded break
 
 thinkpad_acpi:
  -  remove trailing semicolon in macro definition
  -  Whitelist P15 firmware for dual fan control
  -  Add palm sensor support
  -  Send tablet mode switch at wakeup time
  -  Add BAT1 is primary battery quirk for Thinkpad Yoga 11e 4th gen
  -  Do not report SW_TABLET_MODE on Yoga 11e
  -  add P1 gen3 second fan support
 
 tools/power/x86/intel-speed-select:
  -  Update version for v5.11
  -  Account for missing sysfs for die_id
  -  Read TRL from mailbox
 
 toshiba_acpi:
  -  Fix the wrong variable assignment
 
 touchscreen_dmi:
  -  Add info for the Irbis TW118 tablet
  -  Add info for the Predia Basic tablet
 
 x86/platform:
  -  classmate-laptop: add WiFi media button
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Merge tag 'platform-drivers-x86-v5.11-1' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86

Pull x86 platform driver updates from Hans de Goede:
 "Highlights:

   - New driver for changing BIOS settings from within Linux on Dell
     devices. This introduces a new generic sysfs API for this. Lenovo
     is working on also supporting this API on their devices

   - New Intel PMT telemetry and crashlog drivers

   - Support for SW_TABLET_MODE reporting for the acer-wmi and intel-hid
     drivers

   - Preparation work for improving support for Microsoft Surface
     hardware

   - Various fixes / improvements / quirks for the panasonic-laptop and
     others"

* tag 'platform-drivers-x86-v5.11-1' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86: (81 commits)
  platform/x86: ISST: Mark mmio_range_devid_0 and mmio_range_devid_1 with static keyword
  platform/x86: intel-hid: add Rocket Lake ACPI device ID
  x86/platform: classmate-laptop: add WiFi media button
  platform/x86: mlx-platform: Fix item counter assignment for MSN2700/ComEx system
  platform/x86: mlx-platform: Fix item counter assignment for MSN2700, MSN24xx systems
  tools/power/x86/intel-speed-select: Update version for v5.11
  tools/power/x86/intel-speed-select: Account for missing sysfs for die_id
  tools/power/x86/intel-speed-select: Read TRL from mailbox
  platform/x86: intel-hid: Do not create SW_TABLET_MODE input-dev when a KIOX010A ACPI dev is present
  platform/x86: intel-hid: Add alternative method to enable switches
  platform/x86: intel-hid: Add support for SW_TABLET_MODE
  platform/x86: intel-vbtn: Fix SW_TABLET_MODE always reporting 1 on some HP x360 models
  platform/x86: ISST: Change PCI device macros
  platform/x86: ISST: Allow configurable offset range
  platform/x86: ISST: Check for unaligned mmio address
  acer-wireless: send an EV_SYN/SYN_REPORT between state changes
  platform/x86: dell-wmi-sysman: work around for BIOS bug
  platform/x86: mlx-platform: remove an unused variable
  platform/x86: thinkpad_acpi: remove trailing semicolon in macro definition
  platform/x86: dell-smbios-base: Fix error return code in dell_smbios_init
  ...
2020-12-15 16:10:17 -08:00
Linus Torvalds
2911ed9f47 Char / Misc driver updates for 5.11-rc1
Here is the big char/misc driver update for 5.11-rc1.
 
 Continuing the tradition of previous -rc1 pulls, there seems to be more
 and more tiny driver subsystems flowing through this tree.
 
 Lots of different things, all of which have been in linux-next for a
 while with no reported issues:
 	- extcon driver updates
 	- habannalab driver updates
 	- mei driver updates
 	- uio driver updates
 	- binder fixes and features added
 	- soundwire driver updates
 	- mhi bus driver updates
 	- phy driver updates
 	- coresight driver updates
 	- fpga driver updates
 	- speakup driver updates
 	- slimbus driver updates
 	- various small char and misc driver updates
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'char-misc-5.11-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc

Pull char / misc driver updates from Greg KH:
 "Here is the big char/misc driver update for 5.11-rc1.

  Continuing the tradition of previous -rc1 pulls, there seems to be
  more and more tiny driver subsystems flowing through this tree.

  Lots of different things, all of which have been in linux-next for a
  while with no reported issues:

   - extcon driver updates

   - habannalab driver updates

   - mei driver updates

   - uio driver updates

   - binder fixes and features added

   - soundwire driver updates

   - mhi bus driver updates

   - phy driver updates

   - coresight driver updates

   - fpga driver updates

   - speakup driver updates

   - slimbus driver updates

   - various small char and misc driver updates"

* tag 'char-misc-5.11-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: (305 commits)
  extcon: max77693: Fix modalias string
  extcon: fsa9480: Support TI TSU6111 variant
  extcon: fsa9480: Rewrite bindings in YAML and extend
  dt-bindings: extcon: add binding for TUSB320
  extcon: Add driver for TI TUSB320
  slimbus: qcom: fix potential NULL dereference in qcom_slim_prg_slew()
  siox: Make remove callback return void
  siox: Use bus_type functions for probe, remove and shutdown
  spmi: Add driver shutdown support
  spmi: fix some coding style issues at the spmi core
  spmi: get rid of a warning when built with W=1
  uio: uio_hv_generic: use devm_kzalloc() for private data alloc
  uio: uio_fsl_elbc_gpcm: use device-managed allocators
  uio: uio_aec: use devm_kzalloc() for uio_info object
  uio: uio_cif: use devm_kzalloc() for uio_info object
  uio: uio_netx: use devm_kzalloc() for or uio_info object
  uio: uio_mf624: use devm_kzalloc() for uio_info object
  uio: uio_sercos3: use device-managed functions for simple allocs
  uio: uio_dmem_genirq: finalize conversion of probe to devm_ handlers
  uio: uio_dmem_genirq: convert simple allocations to device-managed
  ...
2020-12-15 14:10:09 -08:00
Linus Torvalds
157f809894 TTY/Serial patches for 5.11-rc1
Here is the "large" set of tty and serial patches for 5.11-rc1.
 
 Nothing major at all, some cleanups and some driver removals, always a
 nice sign:
   - build warning cleanups
   - vt locking and logic unwinding and cleanups
   - tiny serial driver fixes and updates
   - removal of the synclink serial driver as it's no longer needed
   - removal of dead termiox code
 
 All of this has been in linux-next for a while with no reported issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'tty-5.11-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty

Pull tty / serial updates from Greg KH:
 "Here is the "large" set of tty and serial patches for 5.11-rc1.

  Nothing major at all, some cleanups and some driver removals, always a
  nice sign:

   - build warning cleanups

   - vt locking and logic unwinding and cleanups

   - tiny serial driver fixes and updates

   - removal of the synclink serial driver as it's no longer needed

   - removal of dead termiox code

  All of this has been in linux-next for a while with no reported issues"

* tag 'tty-5.11-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: (89 commits)
  serial: 8250_pci: Drop bogus __refdata annotation
  tty: serial: meson: enable console as module
  serial: 8250_omap: Avoid FIFO corruption caused by MDR1 access
  serial: imx: Move imx_uart_probe_dt() content into probe()
  serial: imx: Remove unneeded of_device_get_match_data() NULL check
  tty: Fix whitespace inconsistencies in vt_io_ioctl
  serial_core: Check for port state when tty is in error state
  dt-bindings: serial: Update DT binding docs to support SiFive FU740 SoC
  tty: use const parameters in port-flag accessors
  tty: use assign_bit() in port-flag accessors
  earlycon: drop semicolon from earlycon macro
  tty: Remove dead termiox code
  tty/serial/imx: Enable TXEN bit in imx_poll_init().
  tty : serial: jsm: Fixed file by adding spacing
  tty: serial: uartlite: Support probe deferral
  earlycon: simplify earlycon-table implementation
  tty: serial: bcm63xx: lower driver dependencies
  serial: mxs-auart: Remove unneeded platform_device_id
  serial: 8250-mtk: Fix reference leak in mtk8250_probe
  serial: imx: Remove unused .id_table support
  ...
2020-12-15 13:57:14 -08:00
Linus Torvalds
c367caf1a3 sound updates for 5.11-rc1
Lots of changes (slightly more code increase than usual) at this
 time, while most of code changes are ASoC driver-specific.
 Here goes some highlight:
 
 Core:
 * The new auxiliary bus implementation for Intel DSP, which will
   be used by other drivers as well
 * Lots of ASoC core cleanups and refactoring
 * UBSAN and KCSAN fixes in rawmidi, sequencer and a few others
 * Compress-offload API enhancement for the pause during draining
 
 HD- and USB-audio:
 * Enhancements of the USB-audio implicit feedback support,
   including better full-duplex operations
 * Continued CA0132 improvements and fixes
 * A few new quirk entries, HDMI audio fixes
 
 ASoC:
 * Support for boot time selection of Intel DSP firmware, which
   should help distros/users testing new stuff more easily;
   the kconfig was moved to boot time option, too
 * Some basic DPCM support in audio graph card
 * Removal of old pre-DT Freescale drivers
 * Support for Allwinner H6 I2S, Analog Devices ADAU1372, Intel
   Alderlake-S, GMediatek MT8192, NXP i.MX HDMI and XCVR, Realtek
   RT715, Qualcomm SM8250 and simple GPIO based muxes
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Merge tag 'sound-5.11-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound

Pull sound updates from Takashi Iwai:
 "Lots of changes (slightly more code increase than usual) at this time,
  while most of code changes are ASoC driver-specific.

  Here are some highlights:

  Core:

   - The new auxiliary bus implementation for Intel DSP, which will be
     used by other drivers as well

   - Lots of ASoC core cleanups and refactoring

   - UBSAN and KCSAN fixes in rawmidi, sequencer and a few others

   - Compress-offload API enhancement for the pause during draining

  HD- and USB-audio:

   - Enhancements of the USB-audio implicit feedback support, including
     better full-duplex operations

   - Continued CA0132 improvements and fixes

   - A few new quirk entries, HDMI audio fixes

  ASoC:

   - Support for boot time selection of Intel DSP firmware, which should
     help distros/users testing new stuff more easily; the kconfig was
     moved to boot time option, too

   - Some basic DPCM support in audio graph card

   - Removal of old pre-DT Freescale drivers

   - Support for Allwinner H6 I2S, Analog Devices ADAU1372, Intel
     Alderlake-S, GMediatek MT8192, NXP i.MX HDMI and XCVR, Realtek
     RT715, Qualcomm SM8250 and simple GPIO based muxes"

* tag 'sound-5.11-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: (445 commits)
  ALSA: pcm: oss: Fix potential out-of-bounds shift
  ALSA: usb-audio: Fix potential out-of-bounds shift
  ALSA: hda/ca0132 - Add ZxR surround DAC setup.
  ALSA: hda/ca0132 - Add 8051 PLL write helper functions.
  ALSA: hda/hdmi: packet buffer index must be set before reading value
  ASoC: SOF: imx: update kernel-doc description
  ASoC: mediatek: mt8183: delete some unreachable code
  ASoC: mediatek: mt8183: add PM ops to machine drivers
  ASoC: topology: Fix wrong size check
  ASoC: topology: Add missing size check
  ASoC: SOF: Intel: hda: fix the condition passed to sof_dev_dbg_or_err
  ASoC: SOF: modify the SOF_DBG flags
  ASoC: SOF: Intel: hda: remove duplicated status dump
  ASoC: rt1015p: delay 300ms after SDB pulling high for calibration
  ASoC: rt1015p: move SDB control from trigger to DAPM
  ASoC: wm_adsp: remove "ctl" from list on error in wm_adsp_create_control()
  ALSA: usb-audio: Fix control 'access overflow' errors from chmap
  ALSA: hda/hdmi: always print pin NIDs as hexadecimal
  ALSA: hda/realtek - Add supported for more Lenovo ALC285 Headset Button
  ALSA: hda/ca0132 - Remove now unnecessary DSP setup functions.
  ...
2020-12-15 13:43:47 -08:00
Linus Torvalds
d635a69dd4 Networking updates for 5.11
Core:
 
  - support "prefer busy polling" NAPI operation mode, where we defer softirq
    for some time expecting applications to periodically busy poll
 
  - AF_XDP: improve efficiency by more batching and hindering
            the adjacency cache prefetcher
 
  - af_packet: make packet_fanout.arr size configurable up to 64K
 
  - tcp: optimize TCP zero copy receive in presence of partial or unaligned
         reads making zero copy a performance win for much smaller messages
 
  - XDP: add bulk APIs for returning / freeing frames
 
  - sched: support fragmenting IP packets as they come out of conntrack
 
  - net: allow virtual netdevs to forward UDP L4 and fraglist GSO skbs
 
 BPF:
 
  - BPF switch from crude rlimit-based to memcg-based memory accounting
 
  - BPF type format information for kernel modules and related tracing
    enhancements
 
  - BPF implement task local storage for BPF LSM
 
  - allow the FENTRY/FEXIT/RAW_TP tracing programs to use bpf_sk_storage
 
 Protocols:
 
  - mptcp: improve multiple xmit streams support, memory accounting and
           many smaller improvements
 
  - TLS: support CHACHA20-POLY1305 cipher
 
  - seg6: add support for SRv6 End.DT4/DT6 behavior
 
  - sctp: Implement RFC 6951: UDP Encapsulation of SCTP
 
  - ppp_generic: add ability to bridge channels directly
 
  - bridge: Connectivity Fault Management (CFM) support as is defined in
            IEEE 802.1Q section 12.14.
 
 Drivers:
 
  - mlx5: make use of the new auxiliary bus to organize the driver internals
 
  - mlx5: more accurate port TX timestamping support
 
  - mlxsw:
    - improve the efficiency of offloaded next hop updates by using
      the new nexthop object API
    - support blackhole nexthops
    - support IEEE 802.1ad (Q-in-Q) bridging
 
  - rtw88: major bluetooth co-existance improvements
 
  - iwlwifi: support new 6 GHz frequency band
 
  - ath11k: Fast Initial Link Setup (FILS)
 
  - mt7915: dual band concurrent (DBDC) support
 
  - net: ipa: add basic support for IPA v4.5
 
 Refactor:
 
  - a few pieces of in_interrupt() cleanup work from Sebastian Andrzej Siewior
 
  - phy: add support for shared interrupts; get rid of multiple driver
         APIs and have the drivers write a full IRQ handler, slight growth
 	of driver code should be compensated by the simpler API which
 	also allows shared IRQs
 
  - add common code for handling netdev per-cpu counters
 
  - move TX packet re-allocation from Ethernet switch tag drivers to
    a central place
 
  - improve efficiency and rename nla_strlcpy
 
  - number of W=1 warning cleanups as we now catch those in a patchwork
    build bot
 
 Old code removal:
 
  - wan: delete the DLCI / SDLA drivers
 
  - wimax: move to staging
 
  - wifi: remove old WDS wifi bridging support
 
 Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Merge tag 'net-next-5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next

Pull networking updates from Jakub Kicinski:
 "Core:

   - support "prefer busy polling" NAPI operation mode, where we defer
     softirq for some time expecting applications to periodically busy
     poll

   - AF_XDP: improve efficiency by more batching and hindering the
     adjacency cache prefetcher

   - af_packet: make packet_fanout.arr size configurable up to 64K

   - tcp: optimize TCP zero copy receive in presence of partial or
     unaligned reads making zero copy a performance win for much smaller
     messages

   - XDP: add bulk APIs for returning / freeing frames

   - sched: support fragmenting IP packets as they come out of conntrack

   - net: allow virtual netdevs to forward UDP L4 and fraglist GSO skbs

  BPF:

   - BPF switch from crude rlimit-based to memcg-based memory accounting

   - BPF type format information for kernel modules and related tracing
     enhancements

   - BPF implement task local storage for BPF LSM

   - allow the FENTRY/FEXIT/RAW_TP tracing programs to use
     bpf_sk_storage

  Protocols:

   - mptcp: improve multiple xmit streams support, memory accounting and
     many smaller improvements

   - TLS: support CHACHA20-POLY1305 cipher

   - seg6: add support for SRv6 End.DT4/DT6 behavior

   - sctp: Implement RFC 6951: UDP Encapsulation of SCTP

   - ppp_generic: add ability to bridge channels directly

   - bridge: Connectivity Fault Management (CFM) support as is defined
     in IEEE 802.1Q section 12.14.

  Drivers:

   - mlx5: make use of the new auxiliary bus to organize the driver
     internals

   - mlx5: more accurate port TX timestamping support

   - mlxsw:
      - improve the efficiency of offloaded next hop updates by using
        the new nexthop object API
      - support blackhole nexthops
      - support IEEE 802.1ad (Q-in-Q) bridging

   - rtw88: major bluetooth co-existance improvements

   - iwlwifi: support new 6 GHz frequency band

   - ath11k: Fast Initial Link Setup (FILS)

   - mt7915: dual band concurrent (DBDC) support

   - net: ipa: add basic support for IPA v4.5

  Refactor:

   - a few pieces of in_interrupt() cleanup work from Sebastian Andrzej
     Siewior

   - phy: add support for shared interrupts; get rid of multiple driver
     APIs and have the drivers write a full IRQ handler, slight growth
     of driver code should be compensated by the simpler API which also
     allows shared IRQs

   - add common code for handling netdev per-cpu counters

   - move TX packet re-allocation from Ethernet switch tag drivers to a
     central place

   - improve efficiency and rename nla_strlcpy

   - number of W=1 warning cleanups as we now catch those in a patchwork
     build bot

  Old code removal:

   - wan: delete the DLCI / SDLA drivers

   - wimax: move to staging

   - wifi: remove old WDS wifi bridging support"

* tag 'net-next-5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next: (1922 commits)
  net: hns3: fix expression that is currently always true
  net: fix proc_fs init handling in af_packet and tls
  nfc: pn533: convert comma to semicolon
  af_vsock: Assign the vsock transport considering the vsock address flags
  af_vsock: Set VMADDR_FLAG_TO_HOST flag on the receive path
  vsock_addr: Check for supported flag values
  vm_sockets: Add VMADDR_FLAG_TO_HOST vsock flag
  vm_sockets: Add flags field in the vsock address data structure
  net: Disable NETIF_F_HW_TLS_TX when HW_CSUM is disabled
  tcp: Add logic to check for SYN w/ data in tcp_simple_retransmit
  net: mscc: ocelot: install MAC addresses in .ndo_set_rx_mode from process context
  nfc: s3fwrn5: Release the nfc firmware
  net: vxget: clean up sparse warnings
  mlxsw: spectrum_router: Use eXtended mezzanine to offload IPv4 router
  mlxsw: spectrum: Set KVH XLT cache mode for Spectrum2/3
  mlxsw: spectrum_router_xm: Introduce basic XM cache flushing
  mlxsw: reg: Add Router LPM Cache Enable Register
  mlxsw: reg: Add Router LPM Cache ML Delete Register
  mlxsw: spectrum_router_xm: Implement L-value tracking for M-index
  mlxsw: reg: Add XM Router M Table Register
  ...
2020-12-15 13:22:29 -08:00
Bjorn Helgaas
6a94785fb9 Merge branch 'pci/err'
- Stop writing AER Capability when we don't own it (Sean V Kelley)

- Bind RCEC devices to the Port driver (Qiuxu Zhuo)

- Cache the RCEC RA Capability offset (Sean V Kelley)

- Add pci_walk_bridge() (Sean V Kelley)

- Clear AER status only when we control AER (Sean V Kelley)

- Recover from RCEC AER errors (Sean V Kelley)

- Add pcie_link_rcec() to associate RCiEPs with RCECs (Sean V Kelley)

- Recover from RCiEP AER errors (Sean V Kelley)

- Add pcie_walk_rcec() for RCEC AER handling (Sean V Kelley)

- Add pcie_walk_rcec() for RCEC PME handling (Sean V Kelley)

- Add RCEC AER error injection support (Qiuxu Zhuo)

* pci/err:
  PCI/AER: Add RCEC AER error injection support
  PCI/PME: Add pcie_walk_rcec() to RCEC PME handling
  PCI/AER: Add pcie_walk_rcec() to RCEC AER handling
  PCI/ERR: Recover from RCiEP AER errors
  PCI/ERR: Add pcie_link_rcec() to associate RCiEPs
  PCI/ERR: Recover from RCEC AER errors
  PCI/ERR: Clear AER status only when we control AER
  PCI/ERR: Add pci_walk_bridge() to pcie_do_recovery()
  PCI/ERR: Avoid negated conditional for clarity
  PCI/ERR: Use "bridge" for clarity in pcie_do_recovery()
  PCI/ERR: Simplify by computing pci_pcie_type() once
  PCI/ERR: Simplify by using pci_upstream_bridge()
  PCI/ERR: Rename reset_link() to reset_subordinates()
  PCI/ERR: Cache RCEC EA Capability offset in pci_init_capabilities()
  PCI/ERR: Bind RCEC devices to the Root Port driver
  PCI/AER: Write AER Capability only when we control it
2020-12-15 15:11:06 -06:00
Linus Torvalds
ac73e3dc8a Merge branch 'akpm' (patches from Andrew)
Merge misc updates from Andrew Morton:

 - a few random little subsystems

 - almost all of the MM patches which are staged ahead of linux-next
   material. I'll trickle to post-linux-next work in as the dependents
   get merged up.

Subsystems affected by this patch series: kthread, kbuild, ide, ntfs,
ocfs2, arch, and mm (slab-generic, slab, slub, dax, debug, pagecache,
gup, swap, shmem, memcg, pagemap, mremap, hmm, vmalloc, documentation,
kasan, pagealloc, memory-failure, hugetlb, vmscan, z3fold, compaction,
oom-kill, migration, cma, page-poison, userfaultfd, zswap, zsmalloc,
uaccess, zram, and cleanups).

* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (200 commits)
  mm: cleanup kstrto*() usage
  mm: fix fall-through warnings for Clang
  mm: slub: convert sysfs sprintf family to sysfs_emit/sysfs_emit_at
  mm: shmem: convert shmem_enabled_show to use sysfs_emit_at
  mm:backing-dev: use sysfs_emit in macro defining functions
  mm: huge_memory: convert remaining use of sprintf to sysfs_emit and neatening
  mm: use sysfs_emit for struct kobject * uses
  mm: fix kernel-doc markups
  zram: break the strict dependency from lzo
  zram: add stat to gather incompressible pages since zram set up
  zram: support page writeback
  mm/process_vm_access: remove redundant initialization of iov_r
  mm/zsmalloc.c: rework the list_add code in insert_zspage()
  mm/zswap: move to use crypto_acomp API for hardware acceleration
  mm/zswap: fix passing zero to 'PTR_ERR' warning
  mm/zswap: make struct kernel_param_ops definitions const
  userfaultfd/selftests: hint the test runner on required privilege
  userfaultfd/selftests: fix retval check for userfaultfd_open()
  userfaultfd/selftests: always dump something in modes
  userfaultfd: selftests: make __{s,u}64 format specifiers portable
  ...
2020-12-15 12:53:37 -08:00
Lokesh Gidra
37cd0575b8 userfaultfd: add UFFD_USER_MODE_ONLY
Patch series "Control over userfaultfd kernel-fault handling", v6.

This patch series is split from [1].  The other series enables SELinux
support for userfaultfd file descriptors so that its creation and movement
can be controlled.

It has been demonstrated on various occasions that suspending kernel code
execution for an arbitrary amount of time at any access to userspace
memory (copy_from_user()/copy_to_user()/...) can be exploited to change
the intended behavior of the kernel.  For instance, handling page faults
in kernel-mode using userfaultfd has been exploited in [2, 3].  Likewise,
FUSE, which is similar to userfaultfd in this respect, has been exploited
in [4, 5] for similar outcome.

This small patch series adds a new flag to userfaultfd(2) that allows
callers to give up the ability to handle kernel-mode faults with the
resulting UFFD file object.  It then adds a 'user-mode only' option to the
unprivileged_userfaultfd sysctl knob to require unprivileged callers to
use this new flag.

The purpose of this new interface is to decrease the chance of an
unprivileged userfaultfd user taking advantage of userfaultfd to enhance
security vulnerabilities by lengthening the race window in kernel code.

[1] https://lore.kernel.org/lkml/20200211225547.235083-1-dancol@google.com/
[2] https://duasynt.com/blog/linux-kernel-heap-spray
[3] https://duasynt.com/blog/cve-2016-6187-heap-off-by-one-exploit
[4] https://googleprojectzero.blogspot.com/2016/06/exploiting-recursion-in-linux-kernel_20.html
[5] https://bugs.chromium.org/p/project-zero/issues/detail?id=808

This patch (of 2):

userfaultfd handles page faults from both user and kernel code.  Add a new
UFFD_USER_MODE_ONLY flag for userfaultfd(2) that makes the resulting
userfaultfd object refuse to handle faults from kernel mode, treating
these faults as if SIGBUS were always raised, causing the kernel code to
fail with EFAULT.

A future patch adds a knob allowing administrators to give some processes
the ability to create userfaultfd file objects only if they pass
UFFD_USER_MODE_ONLY, reducing the likelihood that these processes will
exploit userfaultfd's ability to delay kernel page faults to open timing
windows for future exploits.

Link: https://lkml.kernel.org/r/20201120030411.2690816-1-lokeshgidra@google.com
Link: https://lkml.kernel.org/r/20201120030411.2690816-2-lokeshgidra@google.com
Signed-off-by: Daniel Colascione <dancol@google.com>
Signed-off-by: Lokesh Gidra <lokeshgidra@google.com>
Reviewed-by: Andrea Arcangeli <aarcange@redhat.com>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>
Cc: <calin@google.com>
Cc: Daniel Colascione <dancol@dancol.org>
Cc: Eric Biggers <ebiggers@kernel.org>
Cc: Iurii Zaikin <yzaikin@google.com>
Cc: Jeff Vander Stoep <jeffv@google.com>
Cc: Jerome Glisse <jglisse@redhat.com>
Cc: "Joel Fernandes (Google)" <joel@joelfernandes.org>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Kalesh Singh <kaleshsingh@google.com>
Cc: Kees Cook <keescook@chromium.org>
Cc: Luis Chamberlain <mcgrof@kernel.org>
Cc: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Cc: Mel Gorman <mgorman@techsingularity.net>
Cc: Mike Rapoport <rppt@linux.vnet.ibm.com>
Cc: Nitin Gupta <nigupta@nvidia.com>
Cc: Peter Xu <peterx@redhat.com>
Cc: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc: Shaohua Li <shli@fb.com>
Cc: Stephen Smalley <stephen.smalley.work@gmail.com>
Cc: Suren Baghdasaryan <surenb@google.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2020-12-15 12:13:46 -08:00
Petr Vorel
a85cbe6159 uapi: move constants from <linux/kernel.h> to <linux/const.h>
and include <linux/const.h> in UAPI headers instead of <linux/kernel.h>.

The reason is to avoid indirect <linux/sysinfo.h> include when using
some network headers: <linux/netlink.h> or others -> <linux/kernel.h>
-> <linux/sysinfo.h>.

This indirect include causes on MUSL redefinition of struct sysinfo when
included both <sys/sysinfo.h> and some of UAPI headers:

    In file included from x86_64-buildroot-linux-musl/sysroot/usr/include/linux/kernel.h:5,
                     from x86_64-buildroot-linux-musl/sysroot/usr/include/linux/netlink.h:5,
                     from ../include/tst_netlink.h:14,
                     from tst_crypto.c:13:
    x86_64-buildroot-linux-musl/sysroot/usr/include/linux/sysinfo.h:8:8: error: redefinition of `struct sysinfo'
     struct sysinfo {
            ^~~~~~~
    In file included from ../include/tst_safe_macros.h:15,
                     from ../include/tst_test.h:93,
                     from tst_crypto.c:11:
    x86_64-buildroot-linux-musl/sysroot/usr/include/sys/sysinfo.h:10:8: note: originally defined here

Link: https://lkml.kernel.org/r/20201015190013.8901-1-petr.vorel@gmail.com
Signed-off-by: Petr Vorel <petr.vorel@gmail.com>
Suggested-by: Rich Felker <dalias@aerifal.cx>
Acked-by: Rich Felker <dalias@libc.org>
Cc: Peter Korsgaard <peter@korsgaard.com>
Cc: Baruch Siach <baruch@tkos.co.il>
Cc: Florian Weimer <fweimer@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2020-12-15 12:13:36 -08:00
Daniel Vetter
5fbd41d3bf drm-misc-next for 5.11:
UAPI Changes:
 
 Cross-subsystem Changes:
 
  * char/agp: Disable frontend without CONFIG_DRM_LEGACY
  * mm: Fix fput in mmap error path; Introduce vma_set_file() to change
    vma->vm_file
 
 Core Changes:
 
  * dma-buf: Use sgtables in system heap; Move heap helpers to CMA-heap code;
    Skip sync for unmapped buffers; Alloc higher order pages is available;
    Respect num_fences when initializing shared fence list
  * doc: Improvements around DRM modes and SCALING_FILTER
  * Pass full state to connector atomic functions + callee updates
  * Cleanups
  * shmem: Map pages with caching by default; Cleanups
  * ttm: Fix DMA32 for global page pool
  * fbdev: Cleanups
  * fb-helper: Update framebuffer after userspace writes; Unmap console buffer
    during shutdown; Rework damage handling of shadow framebuffer
 
 Driver Changes:
 
  * amdgpu: Multi-hop fixes, Clenaups
  * imx: Fix rotation for Vivante tiled formats; Support nearest-neighour
    skaling; Cleanups
  * mcde: Fix RGB formats; Support DPI output; Cleanups
  * meson: HDMI clock fixes
  * panel: Add driver and bindings for Innolux N125HCE-GN1
  * panel/s6e63m0: More backlight levels; Fix init; Cleanups
  * via: Clenunps
  * virtio: Use fence ID for handling fences; Cleanups
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Merge tag 'drm-misc-next-2020-11-27-1' of git://anongit.freedesktop.org/drm/drm-misc into drm-next

drm-misc-next for 5.11:

UAPI Changes:

Cross-subsystem Changes:

 * char/agp: Disable frontend without CONFIG_DRM_LEGACY
 * mm: Fix fput in mmap error path; Introduce vma_set_file() to change
   vma->vm_file

Core Changes:

 * dma-buf: Use sgtables in system heap; Move heap helpers to CMA-heap code;
   Skip sync for unmapped buffers; Alloc higher order pages is available;
   Respect num_fences when initializing shared fence list
 * doc: Improvements around DRM modes and SCALING_FILTER
 * Pass full state to connector atomic functions + callee updates
 * Cleanups
 * shmem: Map pages with caching by default; Cleanups
 * ttm: Fix DMA32 for global page pool
 * fbdev: Cleanups
 * fb-helper: Update framebuffer after userspace writes; Unmap console buffer
   during shutdown; Rework damage handling of shadow framebuffer

Driver Changes:

 * amdgpu: Multi-hop fixes, Clenaups
 * imx: Fix rotation for Vivante tiled formats; Support nearest-neighour
   skaling; Cleanups
 * mcde: Fix RGB formats; Support DPI output; Cleanups
 * meson: HDMI clock fixes
 * panel: Add driver and bindings for Innolux N125HCE-GN1
 * panel/s6e63m0: More backlight levels; Fix init; Cleanups
 * via: Clenunps
 * virtio: Use fence ID for handling fences; Cleanups

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
From: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20201127083055.GA29139@linux-uq9g
2020-12-15 10:21:48 +01:00
Andra Paraschiv
caaf95e0f2 vm_sockets: Add VMADDR_FLAG_TO_HOST vsock flag
Add VMADDR_FLAG_TO_HOST vsock flag that is used to setup a vsock
connection where all the packets are forwarded to the host.

Then, using this type of vsock channel, vsock communication between
sibling VMs can be built on top of it.

Changelog

v3 -> v4

* Update the "VMADDR_FLAG_TO_HOST" value, as the size of the field has
  been updated to 1 byte.

v2 -> v3

* Update comments to mention when the flag is set in the connect and
  listen paths.

v1 -> v2

* New patch in v2, it was split from the first patch in the series.
* Remove the default value for the vsock flags field.
* Update the naming for the vsock flag to "VMADDR_FLAG_TO_HOST".

Signed-off-by: Andra Paraschiv <andraprs@amazon.com>
Reviewed-by: Stefano Garzarella <sgarzare@redhat.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-12-14 19:33:39 -08:00
Andra Paraschiv
dc8eeef73b vm_sockets: Add flags field in the vsock address data structure
vsock enables communication between virtual machines and the host they
are running on. With the multi transport support (guest->host and
host->guest), nested VMs can also use vsock channels for communication.

In addition to this, by default, all the vsock packets are forwarded to
the host, if no host->guest transport is loaded. This behavior can be
implicitly used for enabling vsock communication between sibling VMs.

Add a flags field in the vsock address data structure that can be used
to explicitly mark the vsock connection as being targeted for a certain
type of communication. This way, can distinguish between different use
cases such as nested VMs and sibling VMs.

This field can be set when initializing the vsock address variable used
for the connect() call.

Changelog

v3 -> v4

* Update the size of "svm_flags" field to be 1 byte instead of 2 bytes.

v2 -> v3

* Add "svm_flags" as a new field, not reusing "svm_reserved1".

v1 -> v2

* Update the field name to "svm_flags".
* Split the current patch in 2 patches.

Signed-off-by: Andra Paraschiv <andraprs@amazon.com>
Reviewed-by: Stefano Garzarella <sgarzare@redhat.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-12-14 19:33:39 -08:00
Linus Torvalds
adb35e8dc9 Scheduler updates:
- migrate_disable/enable() support which originates from the RT tree and
    is now a prerequisite for the new preemptible kmap_local() API which aims
    to replace kmap_atomic().
 
  - A fair amount of topology and NUMA related improvements
 
  - Improvements for the frequency invariant calculations
 
  - Enhanced robustness for the global CPU priority tracking and decision
    making
 
  - The usual small fixes and enhancements all over the place
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Merge tag 'sched-core-2020-12-14' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull scheduler updates from Thomas Gleixner:

 - migrate_disable/enable() support which originates from the RT tree
   and is now a prerequisite for the new preemptible kmap_local() API
   which aims to replace kmap_atomic().

 - A fair amount of topology and NUMA related improvements

 - Improvements for the frequency invariant calculations

 - Enhanced robustness for the global CPU priority tracking and decision
   making

 - The usual small fixes and enhancements all over the place

* tag 'sched-core-2020-12-14' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (61 commits)
  sched/fair: Trivial correction of the newidle_balance() comment
  sched/fair: Clear SMT siblings after determining the core is not idle
  sched: Fix kernel-doc markup
  x86: Print ratio freq_max/freq_base used in frequency invariance calculations
  x86, sched: Use midpoint of max_boost and max_P for frequency invariance on AMD EPYC
  x86, sched: Calculate frequency invariance for AMD systems
  irq_work: Optimize irq_work_single()
  smp: Cleanup smp_call_function*()
  irq_work: Cleanup
  sched: Limit the amount of NUMA imbalance that can exist at fork time
  sched/numa: Allow a floating imbalance between NUMA nodes
  sched: Avoid unnecessary calculation of load imbalance at clone time
  sched/numa: Rename nr_running and break out the magic number
  sched: Make migrate_disable/enable() independent of RT
  sched/topology: Condition EAS enablement on FIE support
  arm64: Rebuild sched domains on invariance status changes
  sched/topology,schedutil: Wrap sched domains rebuild
  sched/uclamp: Allow to reset a task uclamp constraint value
  sched/core: Fix typos in comments
  Documentation: scheduler: fix information on arch SD flags, sched_domain and sched_debug
  ...
2020-12-14 18:29:11 -08:00
Linus Torvalds
8a8ca83ec3 Perf updates:
Core:
 
    - Better handling of page table leaves on archictectures which have
      architectures have non-pagetable aligned huge/large pages.  For such
      architectures a leaf can actually be part of a larger entry.
 
    - Prevent a deadlock vs. exec_update_mutex
 
  Architectures:
 
    - The related updates for page size calculation of leaf entries
 
    - The usual churn to support new CPUs
 
    - Small fixes and improvements all over the place
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Merge tag 'perf-core-2020-12-14' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull perf updates from Thomas Gleixner:
 "Core:

   - Better handling of page table leaves on archictectures which have
     architectures have non-pagetable aligned huge/large pages. For such
     architectures a leaf can actually be part of a larger entry.

   - Prevent a deadlock vs exec_update_mutex

  Architectures:

   - The related updates for page size calculation of leaf entries

   - The usual churn to support new CPUs

   - Small fixes and improvements all over the place"

* tag 'perf-core-2020-12-14' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (24 commits)
  perf/x86/intel: Add Tremont Topdown support
  uprobes/x86: Fix fall-through warnings for Clang
  perf/x86: Fix fall-through warnings for Clang
  kprobes/x86: Fix fall-through warnings for Clang
  perf/x86/intel/lbr: Fix the return type of get_lbr_cycles()
  perf/x86/intel: Fix rtm_abort_event encoding on Ice Lake
  x86/kprobes: Restore BTF if the single-stepping is cancelled
  perf: Break deadlock involving exec_update_mutex
  sparc64/mm: Implement pXX_leaf_size() support
  powerpc/8xx: Implement pXX_leaf_size() support
  arm64/mm: Implement pXX_leaf_size() support
  perf/core: Fix arch_perf_get_page_size()
  mm: Introduce pXX_leaf_size()
  mm/gup: Provide gup_get_pte() more generic
  perf/x86/intel: Add event constraint for CYCLE_ACTIVITY.STALLS_MEM_ANY
  perf/x86/intel/uncore: Add Rocket Lake support
  perf/x86/msr: Add Rocket Lake CPU support
  perf/x86/cstate: Add Rocket Lake CPU support
  perf/x86/intel: Add Rocket Lake CPU support
  perf,mm: Handle non-page-table-aligned hugetlbfs
  ...
2020-12-14 17:34:12 -08:00
Linus Torvalds
1ac0884d54 A set of updates for entry/exit handling:
- More generalization of entry/exit functionality
 
  - The consolidation work to reclaim TIF flags on x86 and also for non-x86
    specific TIF flags which are solely relevant for syscall related work
    and have been moved into their own storage space. The x86 specific part
    had to be merged in to avoid a major conflict.
 
  - The TIF_NOTIFY_SIGNAL work which replaces the inefficient signal
    delivery mode of task work and results in an impressive performance
    improvement for io_uring. The non-x86 consolidation of this is going to
    come seperate via Jens.
 
  - The selective syscall redirection facility which provides a clean and
    efficient way to support the non-Linux syscalls of WINE by catching them
    at syscall entry and redirecting them to the user space emulation. This
    can be utilized for other purposes as well and has been designed
    carefully to avoid overhead for the regular fastpath. This includes the
    core changes and the x86 support code.
 
  - Simplification of the context tracking entry/exit handling for the users
    of the generic entry code which guarantee the proper ordering and
    protection.
 
  - Preparatory changes to make the generic entry code accomodate S390
    specific requirements which are mostly related to their syscall restart
    mechanism.
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Merge tag 'core-entry-2020-12-14' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull core entry/exit updates from Thomas Gleixner:
 "A set of updates for entry/exit handling:

   - More generalization of entry/exit functionality

   - The consolidation work to reclaim TIF flags on x86 and also for
     non-x86 specific TIF flags which are solely relevant for syscall
     related work and have been moved into their own storage space. The
     x86 specific part had to be merged in to avoid a major conflict.

   - The TIF_NOTIFY_SIGNAL work which replaces the inefficient signal
     delivery mode of task work and results in an impressive performance
     improvement for io_uring. The non-x86 consolidation of this is
     going to come seperate via Jens.

   - The selective syscall redirection facility which provides a clean
     and efficient way to support the non-Linux syscalls of WINE by
     catching them at syscall entry and redirecting them to the user
     space emulation. This can be utilized for other purposes as well
     and has been designed carefully to avoid overhead for the regular
     fastpath. This includes the core changes and the x86 support code.

   - Simplification of the context tracking entry/exit handling for the
     users of the generic entry code which guarantee the proper ordering
     and protection.

   - Preparatory changes to make the generic entry code accomodate S390
     specific requirements which are mostly related to their syscall
     restart mechanism"

* tag 'core-entry-2020-12-14' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (36 commits)
  entry: Add syscall_exit_to_user_mode_work()
  entry: Add exit_to_user_mode() wrapper
  entry_Add_enter_from_user_mode_wrapper
  entry: Rename exit_to_user_mode()
  entry: Rename enter_from_user_mode()
  docs: Document Syscall User Dispatch
  selftests: Add benchmark for syscall user dispatch
  selftests: Add kselftest for syscall user dispatch
  entry: Support Syscall User Dispatch on common syscall entry
  kernel: Implement selective syscall userspace redirection
  signal: Expose SYS_USER_DISPATCH si_code type
  x86: vdso: Expose sigreturn address on vdso to the kernel
  MAINTAINERS: Add entry for common entry code
  entry: Fix boot for !CONFIG_GENERIC_ENTRY
  x86: Support HAVE_CONTEXT_TRACKING_OFFSTACK
  context_tracking: Only define schedule_user() on !HAVE_CONTEXT_TRACKING_OFFSTACK archs
  sched: Detect call to schedule from critical entry code
  context_tracking: Don't implement exception_enter/exit() on CONFIG_HAVE_CONTEXT_TRACKING_OFFSTACK
  context_tracking: Introduce HAVE_CONTEXT_TRACKING_OFFSTACK
  x86: Reclaim unused x86 TI flags
  ...
2020-12-14 17:13:53 -08:00
Linus Torvalds
f9b4240b07 fixes-v5.11
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Merge tag 'fixes-v5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/brauner/linux

Pull misc fixes from Christian Brauner:
 "This contains several fixes which felt worth being combined into a
  single branch:

   - Use put_nsproxy() instead of open-coding it switch_task_namespaces()

   - Kirill's work to unify lifecycle management for all namespaces. The
     lifetime counters are used identically for all namespaces types.
     Namespaces may of course have additional unrelated counters and
     these are not altered. This work allows us to unify the type of the
     counters and reduces maintenance cost by moving the counter in one
     place and indicating that basic lifetime management is identical
     for all namespaces.

   - Peilin's fix adding three byte padding to Dmitry's
     PTRACE_GET_SYSCALL_INFO uapi struct to prevent an info leak.

   - Two smal patches to convert from the /* fall through */ comment
     annotation to the fallthrough keyword annotation which I had taken
     into my branch and into -next before df561f6688 ("treewide: Use
     fallthrough pseudo-keyword") made it upstream which fixed this
     tree-wide.

     Since I didn't want to invalidate all testing for other commits I
     didn't rebase and kept them"

* tag 'fixes-v5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/brauner/linux:
  nsproxy: use put_nsproxy() in switch_task_namespaces()
  sys: Convert to the new fallthrough notation
  signal: Convert to the new fallthrough notation
  time: Use generic ns_common::count
  cgroup: Use generic ns_common::count
  mnt: Use generic ns_common::count
  user: Use generic ns_common::count
  pid: Use generic ns_common::count
  ipc: Use generic ns_common::count
  uts: Use generic ns_common::count
  net: Use generic ns_common::count
  ns: Add a common refcount into ns_common
  ptrace: Prevent kernel-infoleak in ptrace_get_syscall_info()
2020-12-14 16:40:27 -08:00
Linus Torvalds
0ca2ce81eb arm64 updates for 5.11:
- Expose tag address bits in siginfo. The original arm64 ABI did not
   expose any of the bits 63:56 of a tagged address in siginfo. In the
   presence of user ASAN or MTE, this information may be useful. The
   implementation is generic to other architectures supporting tags (like
   SPARC ADI, subject to wiring up the arch code). The user will have to
   opt in via sigaction(SA_EXPOSE_TAGBITS) so that the extra bits, if
   available, become visible in si_addr.
 
 - Default to 32-bit wide ZONE_DMA. Previously, ZONE_DMA was set to the
   lowest 1GB to cope with the Raspberry Pi 4 limitations, to the
   detriment of other platforms. With these changes, the kernel scans the
   Device Tree dma-ranges and the ACPI IORT information before deciding
   on a smaller ZONE_DMA.
 
 - Strengthen READ_ONCE() to acquire when CONFIG_LTO=y. When building
   with LTO, there is an increased risk of the compiler converting an
   address dependency headed by a READ_ONCE() invocation into a control
   dependency and consequently allowing for harmful reordering by the
   CPU.
 
 - Add CPPC FFH support using arm64 AMU counters.
 
 - set_fs() removal on arm64. This renders the User Access Override (UAO)
   ARMv8 feature unnecessary.
 
 - Perf updates: PMU driver for the ARM DMC-620 memory controller, sysfs
   identifier file for SMMUv3, stop event counters support for i.MX8MP,
   enable the perf events-based hard lockup detector.
 
 - Reorganise the kernel VA space slightly so that 52-bit VA
   configurations can use more virtual address space.
 
 - Improve the robustness of the arm64 memory offline event notifier.
 
 - Pad the Image header to 64K following the EFI header definition
   updated recently to increase the section alignment to 64K.
 
 - Support CONFIG_CMDLINE_EXTEND on arm64.
 
 - Do not use tagged PC in the kernel (TCR_EL1.TBID1==1), freeing up 8
   bits for PtrAuth.
 
 - Switch to vmapped shadow call stacks.
 
 - Miscellaneous clean-ups.
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Merge tag 'arm64-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux

Pull arm64 updates from Catalin Marinas:

 - Expose tag address bits in siginfo. The original arm64 ABI did not
   expose any of the bits 63:56 of a tagged address in siginfo. In the
   presence of user ASAN or MTE, this information may be useful. The
   implementation is generic to other architectures supporting tags
   (like SPARC ADI, subject to wiring up the arch code). The user will
   have to opt in via sigaction(SA_EXPOSE_TAGBITS) so that the extra
   bits, if available, become visible in si_addr.

 - Default to 32-bit wide ZONE_DMA. Previously, ZONE_DMA was set to the
   lowest 1GB to cope with the Raspberry Pi 4 limitations, to the
   detriment of other platforms. With these changes, the kernel scans
   the Device Tree dma-ranges and the ACPI IORT information before
   deciding on a smaller ZONE_DMA.

 - Strengthen READ_ONCE() to acquire when CONFIG_LTO=y. When building
   with LTO, there is an increased risk of the compiler converting an
   address dependency headed by a READ_ONCE() invocation into a control
   dependency and consequently allowing for harmful reordering by the
   CPU.

 - Add CPPC FFH support using arm64 AMU counters.

 - set_fs() removal on arm64. This renders the User Access Override
   (UAO) ARMv8 feature unnecessary.

 - Perf updates: PMU driver for the ARM DMC-620 memory controller, sysfs
   identifier file for SMMUv3, stop event counters support for i.MX8MP,
   enable the perf events-based hard lockup detector.

 - Reorganise the kernel VA space slightly so that 52-bit VA
   configurations can use more virtual address space.

 - Improve the robustness of the arm64 memory offline event notifier.

 - Pad the Image header to 64K following the EFI header definition
   updated recently to increase the section alignment to 64K.

 - Support CONFIG_CMDLINE_EXTEND on arm64.

 - Do not use tagged PC in the kernel (TCR_EL1.TBID1==1), freeing up 8
   bits for PtrAuth.

 - Switch to vmapped shadow call stacks.

 - Miscellaneous clean-ups.

* tag 'arm64-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux: (78 commits)
  perf/imx_ddr: Add system PMU identifier for userspace
  bindings: perf: imx-ddr: add compatible string
  arm64: Fix build failure when HARDLOCKUP_DETECTOR_PERF is enabled
  arm64: mte: fix prctl(PR_GET_TAGGED_ADDR_CTRL) if TCF0=NONE
  arm64: mark __system_matches_cap as __maybe_unused
  arm64: uaccess: remove vestigal UAO support
  arm64: uaccess: remove redundant PAN toggling
  arm64: uaccess: remove addr_limit_user_check()
  arm64: uaccess: remove set_fs()
  arm64: uaccess cleanup macro naming
  arm64: uaccess: split user/kernel routines
  arm64: uaccess: refactor __{get,put}_user
  arm64: uaccess: simplify __copy_user_flushcache()
  arm64: uaccess: rename privileged uaccess routines
  arm64: sdei: explicitly simulate PAN/UAO entry
  arm64: sdei: move uaccess logic to arch/arm64/
  arm64: head.S: always initialize PSTATE
  arm64: head.S: cleanup SCTLR_ELx initialization
  arm64: head.S: rename el2_setup -> init_kernel_el
  arm64: add C wrappers for SET_PSTATE_*()
  ...
2020-12-14 16:24:30 -08:00
Jakub Kicinski
7bca5021a4 Merge git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf-next
Pablo Neira Ayuso says:

====================
Netfilter/IPVS updates for net-next

1) Missing dependencies in NFT_BRIDGE_REJECT, from Randy Dunlap.

2) Use atomic_inc_return() instead of atomic_add_return() in IPVS,
   from Yejune Deng.

3) Simplify check for overquota in xt_nfacct, from Kaixu Xia.

4) Move nfnl_acct_list away from struct net, from Miao Wang.

5) Pass actual sk in reject actions, from Jan Engelhardt.

6) Add timeout and protoinfo to ctnetlink destroy events,
   from Florian Westphal.

7) Four patches to generalize set infrastructure to support
   for multiple expressions per set element.

* git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf-next:
  netfilter: nftables: netlink support for several set element expressions
  netfilter: nftables: generalize set extension to support for several expressions
  netfilter: nftables: move nft_expr before nft_set
  netfilter: nftables: generalize set expressions support
  netfilter: ctnetlink: add timeout and protoinfo to destroy events
  netfilter: use actual socket sk for REJECT action
  netfilter: nfnl_acct: remove data from struct net
  netfilter: Remove unnecessary conversion to bool
  ipvs: replace atomic_add_return()
  netfilter: nft_reject_bridge: fix build errors due to code movement
====================

Link: https://lore.kernel.org/r/20201212230513.3465-1-pablo@netfilter.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-12-14 15:43:21 -08:00
Jakub Kicinski
a6b5e026e6 Merge https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next
Daniel Borkmann says:

====================
pull-request: bpf-next 2020-12-14

1) Expose bpf_sk_storage_*() helpers to iterator programs, from Florent Revest.

2) Add AF_XDP selftests based on veth devs to BPF selftests, from Weqaar Janjua.

3) Support for finding BTF based kernel attach targets through libbpf's
   bpf_program__set_attach_target() API, from Andrii Nakryiko.

4) Permit pointers on stack for helper calls in the verifier, from Yonghong Song.

5) Fix overflows in hash map elem size after rlimit removal, from Eric Dumazet.

6) Get rid of direct invocation of llc in BPF selftests, from Andrew Delgadillo.

7) Fix xsk_recvmsg() to reorder socket state check before access, from Björn Töpel.

8) Add new libbpf API helper to retrieve ring buffer epoll fd, from Brendan Jackman.

9) Batch of minor BPF selftest improvements all over the place, from Florian Lehner,
   KP Singh, Jiri Olsa and various others.

* https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next: (31 commits)
  selftests/bpf: Add a test for ptr_to_map_value on stack for helper access
  bpf: Permits pointers on stack for helper calls
  libbpf: Expose libbpf ring_buffer epoll_fd
  selftests/bpf: Add set_attach_target() API selftest for module target
  libbpf: Support modules in bpf_program__set_attach_target() API
  selftests/bpf: Silence ima_setup.sh when not running in verbose mode.
  selftests/bpf: Drop the need for LLVM's llc
  selftests/bpf: fix bpf_testmod.ko recompilation logic
  samples/bpf: Fix possible hang in xdpsock with multiple threads
  selftests/bpf: Make selftest compilation work on clang 11
  selftests/bpf: Xsk selftests - adding xdpxceiver to .gitignore
  selftests/bpf: Drop tcp-{client,server}.py from Makefile
  selftests/bpf: Xsk selftests - Bi-directional Sockets - SKB, DRV
  selftests/bpf: Xsk selftests - Socket Teardown - SKB, DRV
  selftests/bpf: Xsk selftests - DRV POLL, NOPOLL
  selftests/bpf: Xsk selftests - SKB POLL, NOPOLL
  selftests/bpf: Xsk selftests framework
  bpf: Only provide bpf_sock_from_file with CONFIG_NET
  bpf: Return -ENOTSUPP when attaching to non-kernel BTF
  xsk: Validate socket state in xsk_recvmsg, prior touching socket members
  ...
====================

Link: https://lore.kernel.org/r/20201214214316.20642-1-daniel@iogearbox.net
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2020-12-14 15:34:36 -08:00
Linus Torvalds
9e4b0d55d8 Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
Pull crypto updates from Herbert Xu:
 "API:
   - Add speed testing on 1420-byte blocks for networking

  Algorithms:
   - Improve performance of chacha on ARM for network packets
   - Improve performance of aegis128 on ARM for network packets

  Drivers:
   - Add support for Keem Bay OCS AES/SM4
   - Add support for QAT 4xxx devices
   - Enable crypto-engine retry mechanism in caam
   - Enable support for crypto engine on sdm845 in qce
   - Add HiSilicon PRNG driver support"

* 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (161 commits)
  crypto: qat - add capability detection logic in qat_4xxx
  crypto: qat - add AES-XTS support for QAT GEN4 devices
  crypto: qat - add AES-CTR support for QAT GEN4 devices
  crypto: atmel-i2c - select CONFIG_BITREVERSE
  crypto: hisilicon/trng - replace atomic_add_return()
  crypto: keembay - Add support for Keem Bay OCS AES/SM4
  dt-bindings: Add Keem Bay OCS AES bindings
  crypto: aegis128 - avoid spurious references crypto_aegis128_update_simd
  crypto: seed - remove trailing semicolon in macro definition
  crypto: x86/poly1305 - Use TEST %reg,%reg instead of CMP $0,%reg
  crypto: x86/sha512 - Use TEST %reg,%reg instead of CMP $0,%reg
  crypto: aesni - Use TEST %reg,%reg instead of CMP $0,%reg
  crypto: cpt - Fix sparse warnings in cptpf
  hwrng: ks-sa - Add dependency on IOMEM and OF
  crypto: lib/blake2s - Move selftest prototype into header file
  crypto: arm/aes-ce - work around Cortex-A57/A72 silion errata
  crypto: ecdh - avoid unaligned accesses in ecdh_set_secret()
  crypto: ccree - rework cache parameters handling
  crypto: cavium - Use dma_set_mask_and_coherent to simplify code
  crypto: marvell/octeontx - Use dma_set_mask_and_coherent to simplify code
  ...
2020-12-14 12:18:19 -08:00
Linus Torvalds
51895d58c7 fsverity updates for 5.11
Some cleanups for fs-verity:
 
 - Rename some names that have been causing confusion.
 
 - Move structs needed for file signing to the UAPI header.
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Merge tag 'fsverity-for-linus' of git://git.kernel.org/pub/scm/fs/fscrypt/fscrypt

Pull fsverity updates from Eric Biggers:
 "Some cleanups for fs-verity:

   - Rename some names that have been causing confusion

   - Move structs needed for file signing to the UAPI header"

* tag 'fsverity-for-linus' of git://git.kernel.org/pub/scm/fs/fscrypt/fscrypt:
  fs-verity: move structs needed for file signing to UAPI header
  fs-verity: rename "file measurement" to "file digest"
  fs-verity: rename fsverity_signed_digest to fsverity_formatted_digest
  fs-verity: remove filenames from file comments
2020-12-14 12:10:32 -08:00
Linus Torvalds
7c7fdaf6ad fscrypt updates for 5.11
This release there are some fixes for longstanding problems, as well as
 some cleanups:
 
 - Fix a race condition where a duplicate filename could be created in an
   encrypted directory if a syscall that creates a new filename raced
   with the directory's encryption key being added.
 
 - Allow deleting files that use an unsupported encryption policy.
 
 - Simplify the locking for 'struct fscrypt_master_key'.
 
 - Remove kernel-internal constants from the UAPI header.
 
 As usual, all these patches have been in linux-next with no reported
 issues, and I've tested them with xfstests.
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Merge tag 'fscrypt-for-linus' of git://git.kernel.org/pub/scm/fs/fscrypt/fscrypt

Pull fscrypt updates from Eric Biggers:
 "This release there are some fixes for longstanding problems, as well
  as some cleanups:

   - Fix a race condition where a duplicate filename could be created in
     an encrypted directory if a syscall that creates a new filename
     raced with the directory's encryption key being added.

   - Allow deleting files that use an unsupported encryption policy.

   - Simplify the locking for 'struct fscrypt_master_key'.

   - Remove kernel-internal constants from the UAPI header.

  As usual, all these patches have been in linux-next with no reported
  issues, and I've tested them with xfstests"

* tag 'fscrypt-for-linus' of git://git.kernel.org/pub/scm/fs/fscrypt/fscrypt:
  fscrypt: allow deleting files with unsupported encryption policy
  fscrypt: unexport fscrypt_get_encryption_info()
  fscrypt: move fscrypt_require_key() to fscrypt_private.h
  fscrypt: move body of fscrypt_prepare_setattr() out-of-line
  fscrypt: introduce fscrypt_prepare_readdir()
  ext4: don't call fscrypt_get_encryption_info() from dx_show_leaf()
  ubifs: remove ubifs_dir_open()
  f2fs: remove f2fs_dir_open()
  ext4: remove ext4_dir_open()
  fscrypt: simplify master key locking
  fscrypt: remove unnecessary calls to fscrypt_require_key()
  ubifs: prevent creating duplicate encrypted filenames
  f2fs: prevent creating duplicate encrypted filenames
  ext4: prevent creating duplicate encrypted filenames
  fscrypt: add fscrypt_is_nokey_name()
  fscrypt: remove kernel-internal constants from UAPI header
2020-12-14 12:06:54 -08:00
Linus Torvalds
fab0fca1da media updates for v5.11-rc1
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Merge tag 'media/v5.11-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media

Pull media updates from Mauro Carvalho Chehab:

 - some rework at the uAPI pixel format docs

 - the smiapp driver has started to gain support for MIPI CSS camera
   sensors and was renamed

 - two new sensor drivers: ov02a10 and ov9734

 - Meson gained a driver for the 2D acceleration unit

 - Rockchip rkisp1 driver was promoted from staging

 - Cedrus driver gained support for VP8

 - two new remote controller keymaps were added

 - the usual set of fixes cleanups and driver improvements

* tag 'media/v5.11-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (447 commits)
  media: ccs: Add support for obtaining C-PHY configuration from firmware
  media: ccs-pll: Print pixel rates
  media: ccs: Print written register values
  media: ccs: Add support for DDR OP SYS and OP PIX clocks
  media: ccs-pll: Add support for DDR OP system and pixel clocks
  media: ccs: Dual PLL support
  media: ccs-pll: Add trivial dual PLL support
  media: ccs-pll: Separate VT divisor limit calculation from the rest
  media: ccs-pll: Fix VT post-PLL divisor calculation
  media: ccs-pll: Make VT divisors 16-bit
  media: ccs-pll: Rework bounds checks
  media: ccs-pll: Print relevant information on PLL tree
  media: ccs-pll: Better separate OP and VT sub-tree calculation
  media: ccs-pll: Check for derating and overrating, support non-derating sensors
  media: ccs-pll: Split off VT subtree calculation
  media: ccs-pll: Add C-PHY support
  media: ccs-pll: Add sanity checks
  media: ccs-pll: Add support flexible OP PLL pixel clock divider
  media: ccs-pll: Support two cycles per pixel on OP domain
  media: ccs-pll: Add support for extended input PLL clock divider
  ...
2020-12-14 11:47:37 -08:00
Linus Torvalds
1d36dffa5d drm for 5.11-rc1
core:
 - documentation updates
 - deprecate DRM_FORMAT_MOD_NONE
 - atomic crtc enable/disable rework
 - GEM convert drivers to gem object functions
 - remove SCATTER_LIST_MAX_SEGMENT
 
 sched:
 - avoid infinite waits
 
 ttm:
 - remove AGP support
 - don't modify caching for swapout
 - ttm pinning rework
 - major TTM reworks
 - new backend allocator
 - multihop support
 
 vram-helper:
 - top down BO placement fix
 - TTM changes
 - GEM object support
 
 displayport:
 - DP 2.0 DPCD prep work
 - DP MST extended DPCD caps
 
 fbdev:
 - mark as orphaned
 
 amdgpu:
 - Initial Vangogh support
 - Green Sardine support
 - Dimgrey Cavefish support
 - SG display support for renoir
 - SMU7 improvements
 - gfx9+ modiifier support
 - CI BACO fixes
 
 radeon:
 - expose voltage via hwmon on SUMO
 
 amdkfd:
 - fix unique id handling
 
 i915:
 - more DG1 enablement
 - bigjoiner support
 - integer scaling filter support
 - async flip support
 - ICL+ DSI command mode
 - Improve display shutdown
 - Display refactoring
 - eLLC machine fbdev loading fix
 - dma scatterlist fixes
 - TGL hang fixes
 - eLLC display buffer caching on SKL+
 - MOCS PTE seeting for gen9+
 
 msm:
 - Shutdown hook
 - GPU cooling device support
 - DSI 7nm and 10nm phy/pll updates
 - sm8150/sm2850 DPU support
 - GEM locking re-work
 - LLCC system cache support
 
 aspeed:
 - sysfs output config support
 
 ast:
 - LUT fix
 - new display mode
 
 gma500:
 - remove 2d framebuffer accel
 
 panfrost:
 - move gpu reset to a worker
 
 exynos:
 - new HDMI mode support
 
 mediatek:
 - MT8167 support
 - yaml bindings
 - MIPI DSI phy code moved
 
 etnaviv:
 - new perf counter
 - more lockdep annotation
 
 hibmc:
 - i2c DDC support
 
 ingenic:
 - pixel clock reset fix
 - reserved memory support
 - allow both DMA channels at once
 - different pixel format support
 - 30/24/8-bit palette modes
 
 tilcdc:
 - don't keep vblank irq enabled
 
 vc4:
 - new maintainer added
 - DSI registration fix
 
 virtio:
 - blob resource support
 - host visible and cross-device support
 - uuid api support
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Merge tag 'drm-next-2020-12-11' of git://anongit.freedesktop.org/drm/drm

Pull drm updates from Dave Airlie:
 "Not a huge amount of big things here, AMD has support for a few new HW
  variants (vangogh, green sardine, dimgrey cavefish), Intel has some
  more DG1 enablement. We have a few big reworks of the TTM layers and
  interfaces, GEM and atomic internal API reworks cross tree. fbdev is
  marked orphaned in here as well to reflect the current reality.

  core:
   - documentation updates
   - deprecate DRM_FORMAT_MOD_NONE
   - atomic crtc enable/disable rework
   - GEM convert drivers to gem object functions
   - remove SCATTER_LIST_MAX_SEGMENT

  sched:
   - avoid infinite waits

  ttm:
   - remove AGP support
   - don't modify caching for swapout
   - ttm pinning rework
   - major TTM reworks
   - new backend allocator
   - multihop support

  vram-helper:
   - top down BO placement fix
   - TTM changes
   - GEM object support

  displayport:
   - DP 2.0 DPCD prep work
   - DP MST extended DPCD caps

  fbdev:
   - mark as orphaned

  amdgpu:
   - Initial Vangogh support
   - Green Sardine support
   - Dimgrey Cavefish support
   - SG display support for renoir
   - SMU7 improvements
   - gfx9+ modiifier support
   - CI BACO fixes

  radeon:
   - expose voltage via hwmon on SUMO

  amdkfd:
   - fix unique id handling

  i915:
   - more DG1 enablement
   - bigjoiner support
   - integer scaling filter support
   - async flip support
   - ICL+ DSI command mode
   - Improve display shutdown
   - Display refactoring
   - eLLC machine fbdev loading fix
   - dma scatterlist fixes
   - TGL hang fixes
   - eLLC display buffer caching on SKL+
   - MOCS PTE seeting for gen9+

  msm:
   - Shutdown hook
   - GPU cooling device support
   - DSI 7nm and 10nm phy/pll updates
   - sm8150/sm2850 DPU support
   - GEM locking re-work
   - LLCC system cache support

  aspeed:
   - sysfs output config support

  ast:
   - LUT fix
   - new display mode

  gma500:
   - remove 2d framebuffer accel

  panfrost:
   - move gpu reset to a worker

  exynos:
   - new HDMI mode support

  mediatek:
   - MT8167 support
   - yaml bindings
   - MIPI DSI phy code moved

  etnaviv:
   - new perf counter
   - more lockdep annotation

  hibmc:
   - i2c DDC support

  ingenic:
   - pixel clock reset fix
   - reserved memory support
   - allow both DMA channels at once
   - different pixel format support
   - 30/24/8-bit palette modes

  tilcdc:
   - don't keep vblank irq enabled

  vc4:
   - new maintainer added
   - DSI registration fix

  virtio:
   - blob resource support
   - host visible and cross-device support
   - uuid api support"

* tag 'drm-next-2020-12-11' of git://anongit.freedesktop.org/drm/drm: (1754 commits)
  drm/amdgpu: Initialise drm_gem_object_funcs for imported BOs
  drm/amdgpu: fix size calculation with stolen vga memory
  drm/amdgpu: remove amdgpu_ttm_late_init  and amdgpu_bo_late_init
  drm/amdgpu: free the pre-OS console framebuffer after the first modeset
  drm/amdgpu: enable runtime pm using BACO on CI dGPUs
  drm/amdgpu/cik: enable BACO reset on Bonaire
  drm/amd/pm: update smu10.h WORKLOAD_PPLIB setting for raven
  drm/amd/pm: remove one unsupported smu function for vangogh
  drm/amd/display: setup system context for APUs
  drm/amd/display: add S/G support for Vangogh
  drm/amdkfd: Fix leak in dmabuf import
  drm/amdgpu: use AMDGPU_NUM_VMID when possible
  drm/amdgpu: fix sdma instance fw version and feature version init
  drm/amd/pm: update driver if version for dimgrey_cavefish
  drm/amd/display: 3.2.115
  drm/amd/display: [FW Promotion] Release 0.0.45
  drm/amd/display: Revert DCN2.1 dram_clock_change_latency update
  drm/amd/display: Enable gpu_vm_support for dcn3.01
  drm/amd/display: Fixed the audio noise during mode switching with HDCP mode on
  drm/amd/display: Add wm table for Renoir
  ...
2020-12-14 11:07:56 -08:00
Samuel Cabrero
fed979a7e0 cifs: Set witness notification handler for messages from userspace daemon
+ Set a handler for the witness notification messages received from the
  userspace daemon.

+ Handle the resource state change notification. When the resource
  becomes unavailable or available set the tcp status to
  CifsNeedReconnect for all channels.

Signed-off-by: Samuel Cabrero <scabrero@suse.de>
Reviewed-by: Aurelien Aptel <aaptel@suse.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
2020-12-14 09:16:22 -06:00
Samuel Cabrero
bf80e5d425 cifs: Send witness register and unregister commands to userspace daemon
+ Define the generic netlink family commands and message attributes to
  communicate with the userspace daemon

+ The register and unregister commands are sent when connecting or
  disconnecting a tree. The witness registration keeps a pointer to
  the tcon and has the same lifetime.

+ Each registration has an id allocated by an IDR. This id is sent to the
  userspace daemon in the register command, and will be included in the
  notification messages from the userspace daemon to retrieve from the
  IDR the matching registration.

+ The authentication information is bundled in the register message.
  If kerberos is used the message just carries a flag.

Signed-off-by: Samuel Cabrero <scabrero@suse.de>
Reviewed-by: Aurelien Aptel <aaptel@suse.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
2020-12-14 09:16:22 -06:00
Samuel Cabrero
06f08dab3c cifs: Register generic netlink family
Register a new generic netlink family to talk to the witness service
userspace daemon.

Signed-off-by: Samuel Cabrero <scabrero@suse.de>
Reviewed-by: Aurelien Aptel <aaptel@suse.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
2020-12-14 09:16:22 -06:00
Takashi Iwai
598100be30 ASoC: Updates for v5.11
There's a lot of changes here but mostly cleanups and driver specific
 things, the most user visible change is the support for boot time
 selection of Intel DSP firmware which will make it easier for people to
 move over to the preferred modern implementations in distros and other
 large scale deployments.
 
 This also includes a merge of the new auxillary bus which was done in
 anticipation of use by the Intel DSP drivers which didn't quite make it.
 
  - Lots more cleanups and simplifications from Morimoto-san.
  - Support for some basic DPCM systems in the audio graph card from
    Sameer Pujar.
  - Remove some old pre-DT Freescale drivers for platforms that are now
    DT only.
  - Move selection of which Intel DSP implementation to use to boot time
    rather than requiring it to be selected at build time.
  - Support for Allwinner H6 I2S, Analog Devices ADAU1372, Intel
    Alderlake-S, GMediatek MT8192, NXP i.MX HDMI and XCVR, Realtek RT715,
    Qualcomm SM8250 and simple GPIO based muxes.
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Merge tag 'asoc-v5.11' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus

ASoC: Updates for v5.11

There's a lot of changes here but mostly cleanups and driver specific
things, the most user visible change is the support for boot time
selection of Intel DSP firmware which will make it easier for people to
move over to the preferred modern implementations in distros and other
large scale deployments.

This also includes a merge of the new auxillary bus which was done in
anticipation of use by the Intel DSP drivers which didn't quite make it.

 - Lots more cleanups and simplifications from Morimoto-san.
 - Support for some basic DPCM systems in the audio graph card from
   Sameer Pujar.
 - Remove some old pre-DT Freescale drivers for platforms that are now
   DT only.
 - Move selection of which Intel DSP implementation to use to boot time
   rather than requiring it to be selected at build time.
 - Support for Allwinner H6 I2S, Analog Devices ADAU1372, Intel
   Alderlake-S, GMediatek MT8192, NXP i.MX HDMI and XCVR, Realtek RT715,
   Qualcomm SM8250 and simple GPIO based muxes.
2020-12-14 15:57:14 +01:00