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Yangyang Li 6ac16e4039 RDMA/hns: Bugfix for set hem of SCC
The method of set hem for scc context is different from other contexts. It
should notify the hardware with the detailed idx in bt0 for scc, while for
other contexts, it only need to notify the bt step and the hardware will
calculate the idx.

Here fixes the following error when unloading the hip08 driver:

[  123.570768] {1}[Hardware Error]: Hardware error from APEI Generic Hardware Error Source: 0
[  123.579023] {1}[Hardware Error]: event severity: recoverable
[  123.584670] {1}[Hardware Error]:  Error 0, type: recoverable
[  123.590317] {1}[Hardware Error]:   section_type: PCIe error
[  123.595877] {1}[Hardware Error]:   version: 4.0
[  123.600395] {1}[Hardware Error]:   command: 0x0006, status: 0x0010
[  123.606562] {1}[Hardware Error]:   device_id: 0000:7d:00.0
[  123.612034] {1}[Hardware Error]:   slot: 0
[  123.616120] {1}[Hardware Error]:   secondary_bus: 0x00
[  123.621245] {1}[Hardware Error]:   vendor_id: 0x19e5, device_id: 0xa222
[  123.627847] {1}[Hardware Error]:   class_code: 000002
[  123.632977] hns3 0000:7d:00.0: aer_status: 0x00000000, aer_mask: 0x00000000
[  123.639928] hns3 0000:7d:00.0: aer_layer=Transaction Layer, aer_agent=Receiver ID
[  123.647400] hns3 0000:7d:00.0: aer_uncor_severity: 0x00000000
[  123.653136] hns3 0000:7d:00.0: PCI error detected, state(=1)!!
[  123.658959] hns3 0000:7d:00.0: ROCEE uncorrected RAS error identified
[  123.665395] hns3 0000:7d:00.0: ROCEE RAS AXI rresp error
[  123.670713] hns3 0000:7d:00.0: requesting reset due to PCI error
[  123.676715] hns3 0000:7d:00.0: received reset event , reset type is 5
[  123.683147] hns3 0000:7d:00.0: AER: Device recovery successful
[  123.688978] hns3 0000:7d:00.0: PF Reset requested
[  123.693684] hns3 0000:7d:00.0: PF failed(=-5) to send mailbox message to VF
[  123.700633] hns3 0000:7d:00.0: inform reset to vf(1) failded -5!

Fixes: 6a157f7d1b ("RDMA/hns: Add SCC context allocation support for hip08")
Signed-off-by: Yangyang Li <liyangyang20@huawei.com>
Reviewed-by: Yixian Liu <liuyixian@huawei.com>
Reviewed-by: Lijun Ou <oulijun@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
2019-02-19 20:52:19 -07:00
arch Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2019-02-03 09:08:12 -08:00
block blk-mq: fix a hung issue when fsync 2019-01-30 08:53:54 -07:00
certs kbuild: remove redundant target cleaning on failure 2019-01-06 09:46:51 +09:00
crypto crypto: sm3 - fix undefined shift by >= width of value 2019-01-10 21:37:32 +08:00
Documentation Documentation/infiniband: update from locked to pinned_vm 2019-02-07 12:56:23 -07:00
drivers RDMA/hns: Bugfix for set hem of SCC 2019-02-19 20:52:19 -07:00
firmware kbuild: change filechk to surround the given command with { } 2019-01-06 09:46:51 +09:00
fs mm: make mm->pinned_vm an atomic64 counter 2019-02-07 12:54:02 -07:00
include RDMA/core: Add RDMA_NLDEV_CMD_NEWLINK/DELLINK support 2019-02-19 20:52:19 -07:00
init psi: clarify the Kconfig text for the default-disable option 2019-02-01 15:46:24 -08:00
ipc ipc: IPCMNI limit check for semmni 2018-10-31 08:54:14 -07:00
kernel mm: make mm->pinned_vm an atomic64 counter 2019-02-07 12:54:02 -07:00
lib lib/irq_poll: Support schedules in non-interrupt contexts 2019-02-19 20:52:19 -07:00
LICENSES This is a fairly typical cycle for documentation. There's some welcome 2018-10-24 18:01:11 +01:00
mm mm: make mm->pinned_vm an atomic64 counter 2019-02-07 12:54:02 -07:00
net Linux 5.0-rc5 2019-02-04 14:53:42 -07:00
samples samples/bpf: workaround clang asm goto compilation errors 2019-01-15 20:57:30 +01:00
scripts Bug fixes for gcc-plugins 2019-01-21 13:07:03 +13:00
security apparmor: Fix aa_label_build() error handling for failed merges 2019-02-01 08:01:39 -08:00
sound sound fixes for 5.0-rc5 2019-01-31 10:00:00 -08:00
tools Merge branch 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2019-02-03 08:59:51 -08:00
usr user/Makefile: Fix typo and capitalization in comment section 2018-12-11 00:18:03 +09:00
virt KVM: validate userspace input in kvm_clear_dirty_log_protect() 2019-01-11 18:38:07 +01:00
.clang-format RDMA: Add and use rdma_for_each_port 2019-02-19 10:13:39 -07:00
.cocciconfig
.get_maintainer.ignore
.gitattributes .gitattributes: set git diff driver for C source code files 2016-10-07 18:46:30 -07:00
.gitignore kbuild: Add support for DT binding schema checks 2018-12-13 09:41:32 -06:00
.mailmap A few early MIPS fixes for 4.21: 2019-01-05 12:48:25 -08:00
COPYING COPYING: use the new text with points to the license files 2018-03-23 12:41:45 -06:00
CREDITS Add CREDITS entry for Shaohua Li 2019-01-04 14:27:09 -07:00
Kbuild kbuild: use assignment instead of define ... endef for filechk_* rules 2019-01-06 10:22:35 +09:00
Kconfig kconfig: move the "Executable file formats" menu to fs/Kconfig.binfmt 2018-08-02 08:06:55 +09:00
MAINTAINERS Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2019-02-03 09:08:12 -08:00
Makefile Linux 5.0-rc5 2019-02-03 13:48:04 -08:00
README Drop all 00-INDEX files from Documentation/ 2018-09-09 15:08:58 -06:00

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.