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e215dab1c4
1049510 Commits
Author | SHA1 | Message | Date | |
---|---|---|---|---|
Xin Long
|
e215dab1c4 |
security: call security_sctp_assoc_request in sctp_sf_do_5_1D_ce
The asoc created when receives the INIT chunk is a temporary one, it
will be deleted after INIT_ACK chunk is replied. So for the real asoc
created in sctp_sf_do_5_1D_ce() when the COOKIE_ECHO chunk is received,
security_sctp_assoc_request() should also be called.
v1->v2:
- fix some typo and grammar errors, noticed by Ondrej.
Fixes:
|
||
Xin Long
|
c081d53f97 |
security: pass asoc to sctp_assoc_request and sctp_sk_clone
This patch is to move secid and peer_secid from endpoint to association,
and pass asoc to sctp_assoc_request and sctp_sk_clone instead of ep. As
ep is the local endpoint and asoc represents a connection, and in SCTP
one sk/ep could have multiple asoc/connection, saving secid/peer_secid
for new asoc will overwrite the old asoc's.
Note that since asoc can be passed as NULL, security_sctp_assoc_request()
is moved to the place right after the new_asoc is created in
sctp_sf_do_5_1B_init() and sctp_sf_do_unexpected_init().
v1->v2:
- fix the description of selinux_netlbl_skbuff_setsid(), as Jakub noticed.
- fix the annotation in selinux_sctp_assoc_request(), as Richard Noticed.
Fixes:
|
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David S. Miller
|
843c3cbbdf |
Merge branch 'kselftests-net-missing'
Hangbin Liu says: ==================== kselftests/net: add missed tests to Makefile When generating the selftest to another folder, some tests are missing as they are not added in Makefile. e.g. make -C tools/testing/selftests/ install \ TARGETS="net" INSTALL_PATH=/tmp/kselftests These pathset add them separately to make the Fixes tags less. It would also make the stable tree or downstream backport easier. If you think there is no need to add the Fixes tag for this minor issue. I can repost a new patch and merge all the fixes together. Thanks v3: no update, just rebase to latest net tree. v2: move toeplitz.sh/toeplitz_client.sh under TEST_PROGS_EXTENDED. ==================== Signed-off-by: David S. Miller <davem@davemloft.net> |
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Hangbin Liu
|
17b67370c3 |
kselftests/net: add missed toeplitz.sh/toeplitz_client.sh to Makefile
When generating the selftests to another folder, the toeplitz.sh
and toeplitz_client.sh are missing as they are not in Makefile, e.g.
make -C tools/testing/selftests/ install \
TARGETS="net" INSTALL_PATH=/tmp/kselftests
Making them under TEST_PROGS_EXTENDED as they test NIC hardware features
and are not intended to be run from kselftests.
Fixes:
|
||
Hangbin Liu
|
8883deb50e |
kselftests/net: add missed vrf_strict_mode_test.sh test to Makefile
When generating the selftests to another folder, the
vrf_strict_mode_test.sh test will miss as it is not in Makefile, e.g.
make -C tools/testing/selftests/ install \
TARGETS="net" INSTALL_PATH=/tmp/kselftests
Fixes:
|
||
Hangbin Liu
|
653e7f19b4 |
kselftests/net: add missed SRv6 tests
When generating the selftests to another folder, the SRv6 tests are missing as they are not in Makefile, e.g. make -C tools/testing/selftests/ install \ TARGETS="net" INSTALL_PATH=/tmp/kselftests Fixes: |
||
Hangbin Liu
|
b99ac18411 |
kselftests/net: add missed setup_loopback.sh/setup_veth.sh to Makefile
When generating the selftests to another folder, the include file setup_loopback.sh/setup_veth.sh for gro.sh/gre_gro.sh are missing as they are not in Makefile, e.g. make -C tools/testing/selftests/ install \ TARGETS="net" INSTALL_PATH=/tmp/kselftests Fixes: |
||
Hangbin Liu
|
ca3676f94b |
kselftests/net: add missed icmp.sh test to Makefile
When generating the selftests to another folder, the icmp.sh test will
miss as it is not in Makefile, e.g.
make -C tools/testing/selftests/ install \
TARGETS="net" INSTALL_PATH=/tmp/kselftests
Fixes:
|
||
Jiapeng Chong
|
a4414341b5 |
amt: Remove duplicate include
Clean up the following includecheck warning: ./drivers/net/amt.c: net/protocol.h is included more than once. Reported-by: Abaci Robot <abaci@linux.alibaba.com> Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com> Reviewed-by: Taehee Yoo <ap420073@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net> |
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Yang Yingliang
|
db2434343b |
amt: fix error return code in amt_init()
Return error code when alloc_workqueue() fails in amt_init(). Reported-by: Hulk Robot <hulkci@huawei.com> Signed-off-by: Yang Yingliang <yangyingliang@huawei.com> Reviewed-by: Taehee Yoo <ap420073@gmail.com> Link: https://lore.kernel.org/r/20211102130353.1666999-1-yangyingliang@huawei.com Signed-off-by: Jakub Kicinski <kuba@kernel.org> |
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Shay Agroskin
|
18635d5248 |
MAINTAINERS: Update ENA maintainers information
The ENA driver is no longer maintained by Netanel and Guy Signed-off-by: Shay Agroskin <shayagr@amazon.com> Link: https://lore.kernel.org/r/20211102110358.193920-1-shayagr@amazon.com Signed-off-by: Jakub Kicinski <kuba@kernel.org> |
||
Eric Dumazet
|
c4777efa75 |
net: add and use skb_unclone_keeptruesize() helper
While commit |
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Geert Uytterhoeven
|
236f57fe1b |
net: marvell: prestera: Add explicit padding
On m68k:
In function ‘prestera_hw_build_tests’,
inlined from ‘prestera_hw_switch_init’ at drivers/net/ethernet/marvell/prestera/prestera_hw.c:788:2:
././include/linux/compiler_types.h:335:38: error: call to ‘__compiletime_assert_345’ declared with attribute error: BUILD_BUG_ON failed: sizeof(struct prestera_msg_switch_attr_req) != 16
...
The driver assumes structure members are naturally aligned, but does not
add explicit padding, thus breaking architectures where integral values
are not always naturally aligned (e.g. on m68k, __alignof(int) is 2, not
4).
Fixes:
|
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Wan Jiabing
|
6ab9f57a64 |
bnxt_en: avoid newline at end of message in NL_SET_ERR_MSG_MOD
Fix following coccicheck warning: ./drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c:446:8-56: WARNING avoid newline at end of message in NL_SET_ERR_MSG_MOD. Signed-off-by: Wan Jiabing <wanjiabing@vivo.com> Link: https://lore.kernel.org/r/20211102020312.16567-1-wanjiabing@vivo.com Signed-off-by: Jakub Kicinski <kuba@kernel.org> |
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Jakub Kicinski
|
71229d049b |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf
Pablo Neira Ayuso says: ==================== Netfilter/IPVS fixes for net 1) Fix mac address UAF reported by KASAN in nfnetlink_queue, from Florian Westphal. 2) Autoload genetlink IPVS on demand, from Thomas Weissschuh. * git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf: ipvs: autoload ipvs on genl access netfilter: nfnetlink_queue: fix OOB when mac header was cleared ==================== Link: https://lore.kernel.org/r/20211101221528.236114-1-pablo@netfilter.org Signed-off-by: Jakub Kicinski <kuba@kernel.org> |
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Maxim Kiselev
|
d52bcb47bd |
net: davinci_emac: Fix interrupt pacing disable
This patch allows to use 0 for `coal->rx_coalesce_usecs` param to
disable rx irq coalescing.
Previously we could enable rx irq coalescing via ethtool
(For ex: `ethtool -C eth0 rx-usecs 2000`) but we couldn't disable
it because this part rejects 0 value:
if (!coal->rx_coalesce_usecs)
return -EINVAL;
Fixes:
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Yuiko Oshino
|
26499499ca |
net: phy: microchip_t1: add lan87xx_config_rgmii_delay for lan87xx phy
Add a function to initialize phy rgmii delay according to phydev->interface. Signed-off-by: Yuiko Oshino <yuiko.oshino@microchip.com> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Link: https://lore.kernel.org/r/20211101162119.29275-1-yuiko.oshino@microchip.com Signed-off-by: Jakub Kicinski <kuba@kernel.org> |
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Linus Torvalds
|
cc0356d6a0 |
- Do not #GP on userspace use of CLI/STI but pretend it was a NOP to
keep old userspace from breaking. Adjust the corresponding iopl selftest to that. - Improve stack overflow warnings to say which stack got overflowed and raise the exception stack sizes to 2 pages since overflowing the single page of exception stack is very easy to do nowadays with all the tracing machinery enabled. With that, rip out the custom mapping of AMD SEV's too. - A bunch of changes in preparation for FGKASLR like supporting more than 64K section headers in the relocs tool, correct ORC lookup table size to cover the whole kernel .text and other adjustments. -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEzv7L6UO9uDPlPSfHEsHwGGHeVUoFAmF/uugACgkQEsHwGGHe VUroKw//e8BJ3Aun8bg00FHxfiMGbPYcozjLGDkaoMtMDZ8WlfCUrvtqYICEr8eB UU0eRyygAPI167dre1O9JvAcbilkNTKntaU6qbu/ZVyUwS3+Jkjwsotbqn3xKtkd QDDTDNiCU+beCJ2ZbspbrPgEh13+H0MwMHUfRxZB9Scpmo6aGSEaU3g295f6GX57 VFGJ/LNov5MV1dTD7Pp/h6/Nb+R6WmflKcBzJmQxYuKyKX+g1xsSv0VSga+t+uf3 M9pUkizqTiUxzC2eLgtcEZTqqBHu810E8M76FmhKBUMilsFJT5YAJTiqyahwHXds HYarOFRgcnFuJPd29vn8UHjqeeoi6ru8GtcZYzccEc7U3ku/gXPaDJ9ffmvhs7vU pJX5Um3GiiFm0w/ZZOKDqh78wRAsCKLN+jIoyszuhkkNchZSj/jKfOgdd3EmcZst 6L6rxBA4oRHwNOgM7uVMp+jFeRe1/prR280OWWH0D4QmmuqybThOdO23Iuh/Deth W3qPUH3UQtfSWxGy2yODzJ1ciuGAr/AzJZ9zjg04e3Vl0DkEpyWtLKJiG3ClXZag Nj+3xc4xYH2Aw+M0HRaONk5XVKLpqVjuAfgU5iLQa0YSUbtrR+wCWvY8KgQNbAqK xZmzYzQ89stwVCuGKx10gPsL3jSJ3VCylMfqdHD2Ajmld1yApr0= =DOZU -----END PGP SIGNATURE----- Merge tag 'x86_core_for_v5.16_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull x86 core updates from Borislav Petkov: - Do not #GP on userspace use of CLI/STI but pretend it was a NOP to keep old userspace from breaking. Adjust the corresponding iopl selftest to that. - Improve stack overflow warnings to say which stack got overflowed and raise the exception stack sizes to 2 pages since overflowing the single page of exception stack is very easy to do nowadays with all the tracing machinery enabled. With that, rip out the custom mapping of AMD SEV's too. - A bunch of changes in preparation for FGKASLR like supporting more than 64K section headers in the relocs tool, correct ORC lookup table size to cover the whole kernel .text and other adjustments. * tag 'x86_core_for_v5.16_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: selftests/x86/iopl: Adjust to the faked iopl CLI/STI usage vmlinux.lds.h: Have ORC lookup cover entire _etext - _stext x86/boot/compressed: Avoid duplicate malloc() implementations x86/boot: Allow a "silent" kaslr random byte fetch x86/tools/relocs: Support >64K section headers x86/sev: Make the #VC exception stacks part of the default stacks storage x86: Increase exception stack sizes x86/mm/64: Improve stack overflow warnings x86/iopl: Fake iopl(3) CLI/STI usage |
||
Linus Torvalds
|
fc02cb2b37 |
Core:
- Remove socket skb caches - Add a SO_RESERVE_MEM socket op to forward allocate buffer space and avoid memory accounting overhead on each message sent - Introduce managed neighbor entries - added by control plane and resolved by the kernel for use in acceleration paths (BPF / XDP right now, HW offload users will benefit as well) - Make neighbor eviction on link down controllable by userspace to work around WiFi networks with bad roaming implementations - vrf: Rework interaction with netfilter/conntrack - fq_codel: implement L4S style ce_threshold_ect1 marking - sch: Eliminate unnecessary RCU waits in mini_qdisc_pair_swap() BPF: - Add support for new btf kind BTF_KIND_TAG, arbitrary type tagging as implemented in LLVM14 - Introduce bpf_get_branch_snapshot() to capture Last Branch Records - Implement variadic trace_printk helper - Add a new Bloomfilter map type - Track <8-byte scalar spill and refill - Access hw timestamp through BPF's __sk_buff - Disallow unprivileged BPF by default - Document BPF licensing Netfilter: - Introduce egress hook for looking at raw outgoing packets - Allow matching on and modifying inner headers / payload data - Add NFT_META_IFTYPE to match on the interface type either from ingress or egress Protocols: - Multi-Path TCP: - increase default max additional subflows to 2 - rework forward memory allocation - add getsockopts: MPTCP_INFO, MPTCP_TCPINFO, MPTCP_SUBFLOW_ADDRS - MCTP flow support allowing lower layer drivers to configure msg muxing as needed - Automatic Multicast Tunneling (AMT) driver based on RFC7450 - HSR support the redbox supervision frames (IEC-62439-3:2018) - Support for the ip6ip6 encapsulation of IOAM - Netlink interface for CAN-FD's Transmitter Delay Compensation - Support SMC-Rv2 eliminating the current same-subnet restriction, by exploiting the UDP encapsulation feature of RoCE adapters - TLS: add SM4 GCM/CCM crypto support - Bluetooth: initial support for link quality and audio/codec offload Driver APIs: - Add a batched interface for RX buffer allocation in AF_XDP buffer pool - ethtool: Add ability to control transceiver modules' power mode - phy: Introduce supported interfaces bitmap to express MAC capabilities and simplify PHY code - Drop rtnl_lock from DSA .port_fdb_{add,del} callbacks New drivers: - WiFi driver for Realtek 8852AE 802.11ax devices (rtw89) - Ethernet driver for ASIX AX88796C SPI device (x88796c) Drivers: - Broadcom PHYs - support 72165, 7712 16nm PHYs - support IDDQ-SR for additional power savings - PHY support for QCA8081, QCA9561 PHYs - NXP DPAA2: support for IRQ coalescing - NXP Ethernet (enetc): support for software TCP segmentation - Renesas Ethernet (ravb) - support DMAC and EMAC blocks of Gigabit-capable IP found on RZ/G2L SoC - Intel 100G Ethernet - support for eswitch offload of TC/OvS flow API, including offload of GRE, VxLAN, Geneve tunneling - support application device queues - ability to assign Rx and Tx queues to application threads - PTP and PPS (pulse-per-second) extensions - Broadcom Ethernet (bnxt) - devlink health reporting and device reload extensions - Mellanox Ethernet (mlx5) - offload macvlan interfaces - support HW offload of TC rules involving OVS internal ports - support HW-GRO and header/data split - support application device queues - Marvell OcteonTx2: - add XDP support for PF - add PTP support for VF - Qualcomm Ethernet switch (qca8k): support for QCA8328 - Realtek Ethernet DSA switch (rtl8366rb) - support bridge offload - support STP, fast aging, disabling address learning - support for Realtek RTL8365MB-VC, a 4+1 port 10M/100M/1GE switch - Mellanox Ethernet/IB switch (mlxsw) - multi-level qdisc hierarchy offload (e.g. RED, prio and shaping) - offload root TBF qdisc as port shaper - support multiple routing interface MAC address prefixes - support for IP-in-IP with IPv6 underlay - MediaTek WiFi (mt76) - mt7921 - ASPM, 6GHz, SDIO and testmode support - mt7915 - LED and TWT support - Qualcomm WiFi (ath11k) - include channel rx and tx time in survey dump statistics - support for 80P80 and 160 MHz bandwidths - support channel 2 in 6 GHz band - spectral scan support for QCN9074 - support for rx decapsulation offload (data frames in 802.3 format) - Qualcomm phone SoC WiFi (wcn36xx) - enable Idle Mode Power Save (IMPS) to reduce power consumption during idle - Bluetooth driver support for MediaTek MT7922 and MT7921 - Enable support for AOSP Bluetooth extension in Qualcomm WCN399x and Realtek 8822C/8852A - Microsoft vNIC driver (mana) - support hibernation and kexec - Google vNIC driver (gve) - support for jumbo frames - implement Rx page reuse Refactor: - Make all writes to netdev->dev_addr go thru helpers, so that we can add this address to the address rbtree and handle the updates - Various TCP cleanups and optimizations including improvements to CPU cache use - Simplify the gnet_stats, Qdisc stats' handling and remove qdisc->running sequence counter - Driver changes and API updates to address devlink locking deficiencies Signed-off-by: Jakub Kicinski <kuba@kernel.org> -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEE6jPA+I1ugmIBA4hXMUZtbf5SIrsFAmGAzX4ACgkQMUZtbf5S IrvW3g//Q0ZLrOuHK9pZ8sCXMMhDj8qL6ajm0otMddHWA/+1UglwVBKFhsajfxOf wJ/5LZis+XKLpLqKTU5chKVfn39HuDGe/D3l+egi01Gv5BW0+XzEhagfyR5tJX5z wsGG5CXO/we/laVSzRiFtwwVEKHKN20YC+tIQwYOYP5Wy3q4G7qDsFhT7GqgsGCS n74QUEAIB5Tz0ODWFqLtbsySzIurXrskibwt5T9bvAAlPw/lCU68mmG+NVJ7VddO lBbNkLMOo8yW9Ci20H09SrYd4jZTmMARo9tsFO1tAvAMk7qpn0Wd8pnOYTjFFoMD +qjiFSVMh7E0JGb8Y7NCvwaB99suAK5rfGP68Xwe62DfP7vYWEx4pZGxBP19F4ld 6Kn1ME33BX9rUF9tBecf0bdKfJUwB2Q2Xou/b9laG04bwiqsc9iG5FQq1C46lnLZ QdzNiS1My4dJMczkWt66HF3Kx30ibwHfvKMIHjf4PqkzEatkv6Y6SBZ57KXL+Lde 0BQSFhbf0tm2Gf55etzrczLElI3uqHSFWUNZZ2Bt6WmzO1e6tpV9nAtRWF4C/dFg QDpLJtOOOY65uq+qz09zoPfv2lem868SrCAuFrVn99bEpYjx/CGNFDeEI02l6jyr 84eUxd364UcbIk3fc+eTGdXHLQNVk30G0AHVBBxaWNIidwfqXeE= =srde -----END PGP SIGNATURE----- Merge tag 'net-next-for-5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next Pull networking updates from Jakub Kicinski: "Core: - Remove socket skb caches - Add a SO_RESERVE_MEM socket op to forward allocate buffer space and avoid memory accounting overhead on each message sent - Introduce managed neighbor entries - added by control plane and resolved by the kernel for use in acceleration paths (BPF / XDP right now, HW offload users will benefit as well) - Make neighbor eviction on link down controllable by userspace to work around WiFi networks with bad roaming implementations - vrf: Rework interaction with netfilter/conntrack - fq_codel: implement L4S style ce_threshold_ect1 marking - sch: Eliminate unnecessary RCU waits in mini_qdisc_pair_swap() BPF: - Add support for new btf kind BTF_KIND_TAG, arbitrary type tagging as implemented in LLVM14 - Introduce bpf_get_branch_snapshot() to capture Last Branch Records - Implement variadic trace_printk helper - Add a new Bloomfilter map type - Track <8-byte scalar spill and refill - Access hw timestamp through BPF's __sk_buff - Disallow unprivileged BPF by default - Document BPF licensing Netfilter: - Introduce egress hook for looking at raw outgoing packets - Allow matching on and modifying inner headers / payload data - Add NFT_META_IFTYPE to match on the interface type either from ingress or egress Protocols: - Multi-Path TCP: - increase default max additional subflows to 2 - rework forward memory allocation - add getsockopts: MPTCP_INFO, MPTCP_TCPINFO, MPTCP_SUBFLOW_ADDRS - MCTP flow support allowing lower layer drivers to configure msg muxing as needed - Automatic Multicast Tunneling (AMT) driver based on RFC7450 - HSR support the redbox supervision frames (IEC-62439-3:2018) - Support for the ip6ip6 encapsulation of IOAM - Netlink interface for CAN-FD's Transmitter Delay Compensation - Support SMC-Rv2 eliminating the current same-subnet restriction, by exploiting the UDP encapsulation feature of RoCE adapters - TLS: add SM4 GCM/CCM crypto support - Bluetooth: initial support for link quality and audio/codec offload Driver APIs: - Add a batched interface for RX buffer allocation in AF_XDP buffer pool - ethtool: Add ability to control transceiver modules' power mode - phy: Introduce supported interfaces bitmap to express MAC capabilities and simplify PHY code - Drop rtnl_lock from DSA .port_fdb_{add,del} callbacks New drivers: - WiFi driver for Realtek 8852AE 802.11ax devices (rtw89) - Ethernet driver for ASIX AX88796C SPI device (x88796c) Drivers: - Broadcom PHYs - support 72165, 7712 16nm PHYs - support IDDQ-SR for additional power savings - PHY support for QCA8081, QCA9561 PHYs - NXP DPAA2: support for IRQ coalescing - NXP Ethernet (enetc): support for software TCP segmentation - Renesas Ethernet (ravb) - support DMAC and EMAC blocks of Gigabit-capable IP found on RZ/G2L SoC - Intel 100G Ethernet - support for eswitch offload of TC/OvS flow API, including offload of GRE, VxLAN, Geneve tunneling - support application device queues - ability to assign Rx and Tx queues to application threads - PTP and PPS (pulse-per-second) extensions - Broadcom Ethernet (bnxt) - devlink health reporting and device reload extensions - Mellanox Ethernet (mlx5) - offload macvlan interfaces - support HW offload of TC rules involving OVS internal ports - support HW-GRO and header/data split - support application device queues - Marvell OcteonTx2: - add XDP support for PF - add PTP support for VF - Qualcomm Ethernet switch (qca8k): support for QCA8328 - Realtek Ethernet DSA switch (rtl8366rb) - support bridge offload - support STP, fast aging, disabling address learning - support for Realtek RTL8365MB-VC, a 4+1 port 10M/100M/1GE switch - Mellanox Ethernet/IB switch (mlxsw) - multi-level qdisc hierarchy offload (e.g. RED, prio and shaping) - offload root TBF qdisc as port shaper - support multiple routing interface MAC address prefixes - support for IP-in-IP with IPv6 underlay - MediaTek WiFi (mt76) - mt7921 - ASPM, 6GHz, SDIO and testmode support - mt7915 - LED and TWT support - Qualcomm WiFi (ath11k) - include channel rx and tx time in survey dump statistics - support for 80P80 and 160 MHz bandwidths - support channel 2 in 6 GHz band - spectral scan support for QCN9074 - support for rx decapsulation offload (data frames in 802.3 format) - Qualcomm phone SoC WiFi (wcn36xx) - enable Idle Mode Power Save (IMPS) to reduce power consumption during idle - Bluetooth driver support for MediaTek MT7922 and MT7921 - Enable support for AOSP Bluetooth extension in Qualcomm WCN399x and Realtek 8822C/8852A - Microsoft vNIC driver (mana) - support hibernation and kexec - Google vNIC driver (gve) - support for jumbo frames - implement Rx page reuse Refactor: - Make all writes to netdev->dev_addr go thru helpers, so that we can add this address to the address rbtree and handle the updates - Various TCP cleanups and optimizations including improvements to CPU cache use - Simplify the gnet_stats, Qdisc stats' handling and remove qdisc->running sequence counter - Driver changes and API updates to address devlink locking deficiencies" * tag 'net-next-for-5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next: (2122 commits) Revert "net: avoid double accounting for pure zerocopy skbs" selftests: net: add arp_ndisc_evict_nocarrier net: ndisc: introduce ndisc_evict_nocarrier sysctl parameter net: arp: introduce arp_evict_nocarrier sysctl parameter libbpf: Deprecate AF_XDP support kbuild: Unify options for BTF generation for vmlinux and modules selftests/bpf: Add a testcase for 64-bit bounds propagation issue. bpf: Fix propagation of signed bounds from 64-bit min/max into 32-bit. bpf: Fix propagation of bounds from 64-bit min/max into 32-bit and var_off. net: vmxnet3: remove multiple false checks in vmxnet3_ethtool.c net: avoid double accounting for pure zerocopy skbs tcp: rename sk_wmem_free_skb netdevsim: fix uninit value in nsim_drv_configure_vfs() selftests/bpf: Fix also no-alu32 strobemeta selftest bpf: Add missing map_delete_elem method to bloom filter map selftests/bpf: Add bloom map success test for userspace calls bpf: Add alignment padding for "map_extra" + consolidate holes bpf: Bloom filter map naming fixups selftests/bpf: Add test cases for struct_ops prog bpf: Add dummy BPF STRUCT_OPS for test purpose ... |
||
Jakub Kicinski
|
84882cf72c |
Revert "net: avoid double accounting for pure zerocopy skbs"
This reverts commit
|
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Linus Torvalds
|
bfc484fe6a |
Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
Pull crypto updates from Herbert Xu: "API: - Delay boot-up self-test for built-in algorithms Algorithms: - Remove fallback path on arm64 as SIMD now runs with softirq off Drivers: - Add Keem Bay OCS ECC Driver" * 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (61 commits) crypto: testmgr - fix wrong key length for pkcs1pad crypto: pcrypt - Delay write to padata->info crypto: ccp - Make use of the helper macro kthread_run() crypto: sa2ul - Use the defined variable to clean code crypto: s5p-sss - Add error handling in s5p_aes_probe() crypto: keembay-ocs-ecc - Add Keem Bay OCS ECC Driver dt-bindings: crypto: Add Keem Bay ECC bindings crypto: ecc - Export additional helper functions crypto: ecc - Move ecc.h to include/crypto/internal crypto: engine - Add KPP Support to Crypto Engine crypto: api - Do not create test larvals if manager is disabled crypto: tcrypt - fix skcipher multi-buffer tests for 1420B blocks hwrng: s390 - replace snprintf in show functions with sysfs_emit crypto: octeontx2 - set assoclen in aead_do_fallback() crypto: ccp - Fix whitespace in sev_cmd_buffer_len() hwrng: mtk - Force runtime pm ops for sleep ops crypto: testmgr - Only disable migration in crypto_disable_simd_for_test() crypto: qat - share adf_enable_pf2vf_comms() from adf_pf2vf_msg.c crypto: qat - extract send and wait from adf_vf2pf_request_version() crypto: qat - add VF and PF wrappers to common send function ... |
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Linus Torvalds
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d2fac0afe8 |
audit/stable-5.16 PR 20211101
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Linus Torvalds
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cdab10bf32 |
selinux/stable-5.16 PR 20211101
-----BEGIN PGP SIGNATURE----- iQJIBAABCAAyFiEES0KozwfymdVUl37v6iDy2pc3iXMFAmGANbAUHHBhdWxAcGF1 bC1tb29yZS5jb20ACgkQ6iDy2pc3iXNaMBAAg+9gZr0F7xiafu8JFZqZfx/AQdJ2 G2cn3le+/tXGZmF8m/+82lOaR6LeQLatgSDJNSkXWkKr0nRwseQJDbtRfvYJdn0t Ax05/Fmz6OGxQ2wgRYgaFiSrKpE5p3NhDtiLFVdkCJaQNe/8DZOc7NhBl6EjZf3x ubhl2hUiJ4AmiXGwcYhr4uKgP4nhW8OM1/OkskVi+bBMmLA8KTY9kslmIDP5E3BW 29W4qhqeLNQupY5dGMEMVcyxY9ZUWpO39q4uOaQVZrUGE7xABkj/jhnxT5gFTSlI pu8VhsYXm9KuRVveIsv0L5SZfadwoM9YAl7ki1wD3W5rHqOAte3rBTm6VmNlQwfU MqxP65Jiyxudxet5Be3/dCRH/+MDQuwBxivgmZXbeVxor2SeznVb0GDaEUC5FSHu CJIgWtQzsPJMxgAEGXN4F3QGP0htTTJni56GUPOsrf4TIBW02TT+oLTLFRIokQQL INNOfwVSRXElnCsvxsHR4oB+JZ9pJyBaAmeupcQ6jmcKiWlbLj4s+W0U0pM5h91v hmMpz7KMxrX6gVL4gB2Jj4aN3r5YRbq26NBu6D+wdwwBTeTTocaHSpAqkv4buClf uNk3cG8Hkp8TTg9cM8jYgpxMyzKH/AI/Uw3VhEa1xCiq2Ck3DgfnZvnvcRRaZevU FPgmwgqePJXGi60= =sb8J -----END PGP SIGNATURE----- Merge tag 'selinux-pr-20211101' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/selinux Pull selinux updates from Paul Moore: - Add LSM/SELinux/Smack controls and auditing for io-uring. As usual, the individual commit descriptions have more detail, but we were basically missing two things which we're adding here: + establishment of a proper audit context so that auditing of io-uring ops works similarly to how it does for syscalls (with some io-uring additions because io-uring ops are *not* syscalls) + additional LSM hooks to enable access control points for some of the more unusual io-uring features, e.g. credential overrides. The additional audit callouts and LSM hooks were done in conjunction with the io-uring folks, based on conversations and RFC patches earlier in the year. - Fixup the binder credential handling so that the proper credentials are used in the LSM hooks; the commit description and the code comment which is removed in these patches are helpful to understand the background and why this is the proper fix. - Enable SELinux genfscon policy support for securityfs, allowing improved SELinux filesystem labeling for other subsystems which make use of securityfs, e.g. IMA. * tag 'selinux-pr-20211101' of git://git.kernel.org/pub/scm/linux/kernel/git/pcmoore/selinux: security: Return xattr name from security_dentry_init_security() selinux: fix a sock regression in selinux_ip_postroute_compat() binder: use cred instead of task for getsecid binder: use cred instead of task for selinux checks binder: use euid from cred instead of using task LSM: Avoid warnings about potentially unused hook variables selinux: fix all of the W=1 build warnings selinux: make better use of the nf_hook_state passed to the NF hooks selinux: fix race condition when computing ocontext SIDs selinux: remove unneeded ipv6 hook wrappers selinux: remove the SELinux lockdown implementation selinux: enable genfscon labeling for securityfs Smack: Brutalist io_uring support selinux: add support for the io_uring access controls lsm,io_uring: add LSM hooks to io_uring io_uring: convert io_uring to the secure anon inode interface fs: add anon_inode_getfile_secure() similar to anon_inode_getfd_secure() audit: add filtering for io_uring records audit,io_uring,io-wq: add some basic audit support to io_uring audit: prepare audit_context for use in calling contexts beyond syscalls |
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Linus Torvalds
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6fedc28076 |
RCU pull request for v5.16
This pull request contains the following branches: fixes.2021.10.07a: Miscellaneous fixes. scftorture.2021.09.16a: smp_call_function torture-test updates, most notably better checking of module parameters. tasks.2021.09.15a: Tasks-trace RCU updates that fix a number of rare but important race-condition bugs. torture.2021.09.13b: Other torture-test updates, most notably better checking of module parameters. In addition, rcutorture may now be run on CONFIG_PREEMPT_RT kernels. torturescript.2021.09.16a: Torture-test scripting updates, most notably specifying the new CONFIG_KCSAN_STRICT kconfig option rather than maintaining an ever-changing list of individual KCSAN kconfig options. -----BEGIN PGP SIGNATURE----- iQJHBAABCgAxFiEEbK7UrM+RBIrCoViJnr8S83LZ+4wFAmGAVMMTHHBhdWxtY2tA a2VybmVsLm9yZwAKCRCevxLzctn7jGJBD/9ld6USOpedBLAbTYVMQYvIKoSqqDIG 74ZFhKvZ5I6Y8OZAGxXjb5U06rh4V2brlTN7IJ7XLEA1t401ENffsGeQSCxEmpEf PqQN04dbmVvaWjD4jiLZCcl3oDp+w1gIKwmX6wh0Weogr3KZWu5aNvD5tl9qIz4a uPC1JqTBxf7WDrLhqNxG5N4MXs27+KvukCd9wftk3NTzRJ9tyLM/YNGOVArM8rW2 QpEh8n6veB5dEoXBxmRHzuxYHN1k0Fhkbm3irMjcI0T5wj8TDod89zbg9mdFXMIj AjZ9CGpIBa4frThdu654ZNuEQHDCsPWtMi925xNOWxh5lkPGjeWnwYpcRrwfI2pj op0xVlur+Nam5CT/AJNT9+KogpZthAWXvwqCs5GbYNSU30Rlw99bw1vyAsJUD+af Mv08/z4o7Kuhr4cw2vkd2UfF9zuIQsJ1jWCIjMxfj4ctBnIpedrEnEISp8Y61fWk w9vXgCRhZCSkxoURoNss+nAUsiePUafptsvqKLu6Z53ufPA5yL0rVS778xq8vurP Xyd34TVlQ94ydZDC5pkSNpri1HGV1U7pztFwey5GloE66iV+7TSQCfMhzLd4CM0K wW96wimHrDtIxD6LedCZOHLHkS9AJd7F9uSoNodKspTH0tJowQztrzPW1eZifDE3 iJP8xcJ+vL67Og== =nmaP -----END PGP SIGNATURE----- Merge tag 'rcu.2021.11.01a' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu Pull RCU updates from Paul McKenney: - Miscellaneous fixes - Torture-test updates for smp_call_function(), most notably improved checking of module parameters. - Tasks-trace RCU updates that fix a number of rare but important race-condition bugs. - Other torture-test updates, most notably better checking of module parameters. In addition, rcutorture may once again be run on CONFIG_PREEMPT_RT kernels. - Torture-test scripting updates, most notably specifying the new CONFIG_KCSAN_STRICT kconfig option rather than maintaining an ever-changing list of individual KCSAN kconfig options. * tag 'rcu.2021.11.01a' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu: (46 commits) rcu: Fix rcu_dynticks_curr_cpu_in_eqs() vs noinstr rcu: Always inline rcu_dynticks_task*_{enter,exit}() torture: Make kvm-remote.sh print size of downloaded tarball torture: Allot 1G of memory for scftorture runs tools/rcu: Add an extract-stall script scftorture: Warn on individual scf_torture_init() error conditions scftorture: Count reschedule IPIs scftorture: Account for weight_resched when checking for all zeroes scftorture: Shut down if nonsensical arguments given scftorture: Allow zero weight to exclude an smp_call_function*() category rcu: Avoid unneeded function call in rcu_read_unlock() rcu-tasks: Update comments to cond_resched_tasks_rcu_qs() rcu-tasks: Fix IPI failure handling in trc_wait_for_one_reader rcu-tasks: Fix read-side primitives comment for call_rcu_tasks_trace rcu-tasks: Clarify read side section info for rcu_tasks_rude GP primitives rcu-tasks: Correct comparisons for CPU numbers in show_stalled_task_trace rcu-tasks: Correct firstreport usage in check_all_holdout_tasks_trace rcu-tasks: Fix s/rcu_add_holdout/trc_add_holdout/ typo in comment rcu-tasks: Move RTGS_WAIT_CBS to beginning of rcu_tasks_kthread() loop rcu-tasks: Fix s/instruction/instructions/ typo in comment ... |
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Linus Torvalds
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79ef0c0014 |
Tracing updates for 5.16:
- kprobes: Restructured stack unwinder to show properly on x86 when a stack dump happens from a kretprobe callback. - Fix to bootconfig parsing - Have tracefs allow owner and group permissions by default (only denying others). There's been pressure to allow non root to tracefs in a controlled fashion, and using groups is probably the safest. - Bootconfig memory managament updates. - Bootconfig clean up to have the tools directory be less dependent on changes in the kernel tree. - Allow perf to be traced by function tracer. - Rewrite of function graph tracer to be a callback from the function tracer instead of having its own trampoline (this change will happen on an arch by arch basis, and currently only x86_64 implements it). - Allow multiple direct trampolines (bpf hooks to functions) be batched together in one synchronization. - Allow histogram triggers to add variables that can perform calculations against the event's fields. - Use the linker to determine architecture callbacks from the ftrace trampoline to allow for proper parameter prototypes and prevent warnings from the compiler. - Extend histogram triggers to key off of variables. - Have trace recursion use bit magic to determine preempt context over if branches. - Have trace recursion disable preemption as all use cases do anyway. - Added testing for verification of tracing utilities. - Various small clean ups and fixes. -----BEGIN PGP SIGNATURE----- iIoEABYIADIWIQRRSw7ePDh/lE+zeZMp5XQQmuv6qgUCYYBdxhQccm9zdGVkdEBn b29kbWlzLm9yZwAKCRAp5XQQmuv6qp1sAQD2oYFwaG3sx872gj/myBcHIBSKdiki Hry5csd8zYDBpgD+Poylopt5JIbeDuoYw/BedgEXmscZ8Qr7VzjAXdnv/Q4= =Loz8 -----END PGP SIGNATURE----- Merge tag 'trace-v5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace Pull tracing updates from Steven Rostedt: - kprobes: Restructured stack unwinder to show properly on x86 when a stack dump happens from a kretprobe callback. - Fix to bootconfig parsing - Have tracefs allow owner and group permissions by default (only denying others). There's been pressure to allow non root to tracefs in a controlled fashion, and using groups is probably the safest. - Bootconfig memory managament updates. - Bootconfig clean up to have the tools directory be less dependent on changes in the kernel tree. - Allow perf to be traced by function tracer. - Rewrite of function graph tracer to be a callback from the function tracer instead of having its own trampoline (this change will happen on an arch by arch basis, and currently only x86_64 implements it). - Allow multiple direct trampolines (bpf hooks to functions) be batched together in one synchronization. - Allow histogram triggers to add variables that can perform calculations against the event's fields. - Use the linker to determine architecture callbacks from the ftrace trampoline to allow for proper parameter prototypes and prevent warnings from the compiler. - Extend histogram triggers to key off of variables. - Have trace recursion use bit magic to determine preempt context over if branches. - Have trace recursion disable preemption as all use cases do anyway. - Added testing for verification of tracing utilities. - Various small clean ups and fixes. * tag 'trace-v5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace: (101 commits) tracing/histogram: Fix semicolon.cocci warnings tracing/histogram: Fix documentation inline emphasis warning tracing: Increase PERF_MAX_TRACE_SIZE to handle Sentinel1 and docker together tracing: Show size of requested perf buffer bootconfig: Initialize ret in xbc_parse_tree() ftrace: do CPU checking after preemption disabled ftrace: disable preemption when recursion locked tracing/histogram: Document expression arithmetic and constants tracing/histogram: Optimize division by a power of 2 tracing/histogram: Covert expr to const if both operands are constants tracing/histogram: Simplify handling of .sym-offset in expressions tracing: Fix operator precedence for hist triggers expression tracing: Add division and multiplication support for hist triggers tracing: Add support for creating hist trigger variables from literal selftests/ftrace: Stop tracing while reading the trace file by default MAINTAINERS: Update KPROBES and TRACING entries test_kprobes: Move it from kernel/ to lib/ docs, kprobes: Remove invalid URL and add new reference samples/kretprobes: Fix return value if register_kretprobe() failed lib/bootconfig: Fix the xbc_get_info kerneldoc ... |
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Jakub Kicinski
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8a33dcc2f6 |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Merge in the fixes we had queued in case there was another -rc. Signed-off-by: Jakub Kicinski <kuba@kernel.org> |
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Jakub Kicinski
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b7b98f8689 |
Merge https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next
Alexei Starovoitov says: ==================== pull-request: bpf-next 2021-11-01 We've added 181 non-merge commits during the last 28 day(s) which contain a total of 280 files changed, 11791 insertions(+), 5879 deletions(-). The main changes are: 1) Fix bpf verifier propagation of 64-bit bounds, from Alexei. 2) Parallelize bpf test_progs, from Yucong and Andrii. 3) Deprecate various libbpf apis including af_xdp, from Andrii, Hengqi, Magnus. 4) Improve bpf selftests on s390, from Ilya. 5) bloomfilter bpf map type, from Joanne. 6) Big improvements to JIT tests especially on Mips, from Johan. 7) Support kernel module function calls from bpf, from Kumar. 8) Support typeless and weak ksym in light skeleton, from Kumar. 9) Disallow unprivileged bpf by default, from Pawan. 10) BTF_KIND_DECL_TAG support, from Yonghong. 11) Various bpftool cleanups, from Quentin. * https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next: (181 commits) libbpf: Deprecate AF_XDP support kbuild: Unify options for BTF generation for vmlinux and modules selftests/bpf: Add a testcase for 64-bit bounds propagation issue. bpf: Fix propagation of signed bounds from 64-bit min/max into 32-bit. bpf: Fix propagation of bounds from 64-bit min/max into 32-bit and var_off. selftests/bpf: Fix also no-alu32 strobemeta selftest bpf: Add missing map_delete_elem method to bloom filter map selftests/bpf: Add bloom map success test for userspace calls bpf: Add alignment padding for "map_extra" + consolidate holes bpf: Bloom filter map naming fixups selftests/bpf: Add test cases for struct_ops prog bpf: Add dummy BPF STRUCT_OPS for test purpose bpf: Factor out helpers for ctx access checking bpf: Factor out a helper to prepare trampoline for struct_ops prog selftests, bpf: Fix broken riscv build riscv, libbpf: Add RISC-V (RV64) support to bpf_tracing.h tools, build: Add RISC-V to HOSTARCH parsing riscv, bpf: Increase the maximum number of iterations selftests, bpf: Add one test for sockmap with strparser selftests, bpf: Fix test_txmsg_ingress_parser error ... ==================== Link: https://lore.kernel.org/r/20211102013123.9005-1-alexei.starovoitov@gmail.com Signed-off-by: Jakub Kicinski <kuba@kernel.org> |
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Jakub Kicinski
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52fa3ee0cc |
Merge branch 'make-neighbor-eviction-controllable-by-userspace'
James Prestwood says: ==================== Make neighbor eviction controllable by userspace ==================== Link: https://lore.kernel.org/r/20211101173630.300969-1-prestwoj@gmail.com Signed-off-by: Jakub Kicinski <kuba@kernel.org> |
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James Prestwood
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f86ca07eb5 |
selftests: net: add arp_ndisc_evict_nocarrier
This tests the sysctl options for ARP/ND: /net/ipv4/conf/<iface>/arp_evict_nocarrier /net/ipv4/conf/all/arp_evict_nocarrier /net/ipv6/conf/<iface>/ndisc_evict_nocarrier /net/ipv6/conf/all/ndisc_evict_nocarrier Signed-off-by: James Prestwood <prestwoj@gmail.com> Reviewed-by: David Ahern <dsahern@kernel.org> Signed-off-by: Jakub Kicinski <kuba@kernel.org> |
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James Prestwood
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18ac597af2 |
net: ndisc: introduce ndisc_evict_nocarrier sysctl parameter
In most situations the neighbor discovery cache should be cleared on a NOCARRIER event which is currently done unconditionally. But for wireless roams the neighbor discovery cache can and should remain intact since the underlying network has not changed. This patch introduces a sysctl option ndisc_evict_nocarrier which can be disabled by a wireless supplicant during a roam. This allows packets to be sent after a roam immediately without having to wait for neighbor discovery. A user reported roughly a 1 second delay after a roam before packets could be sent out (note, on IPv4). This delay was due to the ARP cache being cleared. During testing of this same scenario using IPv6 no delay was noticed, but regardless there is no reason to clear the ndisc cache for wireless roams. Signed-off-by: James Prestwood <prestwoj@gmail.com> Reviewed-by: David Ahern <dsahern@kernel.org> Signed-off-by: Jakub Kicinski <kuba@kernel.org> |
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James Prestwood
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fcdb44d08a |
net: arp: introduce arp_evict_nocarrier sysctl parameter
This change introduces a new sysctl parameter, arp_evict_nocarrier.
When set (default) the ARP cache will be cleared on a NOCARRIER event.
This new option has been defaulted to '1' which maintains existing
behavior.
Clearing the ARP cache on NOCARRIER is relatively new, introduced by:
commit
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Linus Torvalds
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d54f486035 |
hwmon updates for v5.16-rc1
New drivers: - Maxim MAX6620 Notable functional enhancements: - Add Asus WMI support to nct6775 driver, and list boards supporting it - Move TMP461 support from tm401 driver to lm90 driver - Add support for fanX_min, fanX_max and fanX_target to dell-smm driver, and clean it up while doing so - Extend mlxreg-fan driver to support multiple cooling devices and multiple PWM channels. Also increase number of supported fan tachometers. - Add a new customer ID (for ASRock) to nct6683 driver - Make temperature/voltage sensors on nct7802 configurable - Add mfg_id debugfs entry to pmbus/ibm-cffps driver - Support configurable sense resistor values in pmbus/lm25066, and fix various coefficients - Use generic notification mechanism in raspberrypi driver Notable cleanup: - Convert various devicetree bindings to dtschema, and add missing bindings - Convert i5500_temp and tmp103 drivers to devm_hwmon_device_register_with_info - Clean up non-bool "valid" data fields - Improve devicetree configurability for tmp421 driver -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEEiHPvMQj9QTOCiqgVyx8mb86fmYEFAmGACskACgkQyx8mb86f mYGZxw//XHZhm/cJEPlL9Rw8HmDWV49QwknswQ5kmSJWPOO1XziB2r3WUNqCKK/5 CVn/nvurp3MOdCjczywjYB1kz8FKXYW4savzkUbLypAGtYzMFaDRHFmyNj+t+Yw8 0WwdvBufuxgj8iHoGlc+HsiO8lhzdTrj1DM5Bv9ulwTNKvSeYBH4uceME9hlDcdv W47RU0sM16gPE3yojn0f5qhQEjzWlcax3u7FWOC0Oy9rZSJsngTLeaFOnoBB1EAn Va79etOq2MG8oGeYQZGRRjvLQQqmUg+db8rN1acXkpQ2LldiWaMy2frzGeY6BpH0 vYf00ScQieHgYn+HKQyYJPI2h0l/KyA4oCOr3KAoQwlwnNQBxJvX8jguvzTkwKmW RZySZuBNzP+RVWVD1bkkoEjmy8cjCjwKumHkF+Av3QSu743asjzKhNWdcSi1ZktD AE+3ihB/QFPVAx/XUHPk97EzkKeOUOsr9qcxwxMOakFMLbgi/y5jdPKWMIn4MFcT dn9lmLFM3fFwp/coSrAU2VWvw7lV3mkAb+qQ9l6bf5R28p42Vy+vw1ECPDc+TUL2 i1P+PR55nr48TqzEwgUFBtRnO+emye6bmJ1SVgrncwejrMoOc7OAPtF9LBoqC9ro rZvIw6a9VTOJYIE4jgfWuX/xgJd9w43rWwHr2CoCbHZ0BumS9/M= =v5CO -----END PGP SIGNATURE----- Merge tag 'hwmon-for-v5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging Pull hwmon updates from Guenter Roeck: "New driver: - Maxim MAX6620 Notable functional enhancements: - Add Asus WMI support to nct6775 driver, and list boards supporting it - Move TMP461 support from tm401 driver to lm90 driver - Add support for fanX_min, fanX_max and fanX_target to dell-smm driver, and clean it up while doing so - Extend mlxreg-fan driver to support multiple cooling devices and multiple PWM channels. Also increase number of supported fan tachometers. - Add a new customer ID (for ASRock) to nct6683 driver - Make temperature/voltage sensors on nct7802 configurable - Add mfg_id debugfs entry to pmbus/ibm-cffps driver - Support configurable sense resistor values in pmbus/lm25066, and fix various coefficients - Use generic notification mechanism in raspberrypi driver Notable cleanups: - Convert various devicetree bindings to dtschema, and add missing bindings - Convert i5500_temp and tmp103 drivers to devm_hwmon_device_register_with_info - Clean up non-bool "valid" data fields - Improve devicetree configurability for tmp421 driver" * tag 'hwmon-for-v5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging: (73 commits) hwmon: (nct7802) Add of_node_put() before return hwmon: (tmp401) Drop support for TMP461 hwmon: (lm90) Add basic support for TI TMP461 hwmon: (lm90) Introduce flag indicating extended temperature support hwmon: (nct6775) add ProArt X570-CREATOR WIFI. hwmon: (nct7802) Make temperature/voltage sensors configurable dt-bindings: hwmon: Add nct7802 bindings hwmon: (dell-smm) Speed up setting of fan speed hwmon: (dell-smm) Add comment explaining usage of i8k_config_data[] hwmon: (dell-smm) Return -ENOIOCTLCMD instead of -EINVAL hwmon: (dell-smm) Use strscpy_pad() hwmon: (dell-smm) Sort includes in alphabetical order hwmon: (tmp421) Add of_node_put() before return hwmon: (max31722) Warn about failure to put device in stand-by in .remove() hwmon: (acpi_power_meter) Use acpi_bus_get_acpi_device() hwmon: (dell-smm) Add support for fanX_min, fanX_max and fanX_target dt-bindings: hwmon: allow specifying channels for tmp421 hwmon: (tmp421) ignore non-channel related DT nodes hwmon: (tmp421) update documentation hwmon: (tmp421) support HWMON_T_ENABLE ... |
||
Linus Torvalds
|
2019295c9e |
spi: Updates for v5.16
This is quite a quiet release for SPI, there's been a bit of cleanup to the core from Uwe but nothing functionality wise. We have added several new drivers, Cadence XSPI, Ingenic JZ47xx, Qualcomm SC7280 and SC7180 and Xilinx Versal OSPI. There's a trivial conflict in the Tegra driver that's been causing issues. -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAmGABLQACgkQJNaLcl1U h9Bz2gf9FdjnFXXUQSDgz5tXbrcROCHAYyY9aI9xLFPXaup2ZacKFB5iQcCFaLAR saOoiezNru+Y5MyyEhMcbRhyNeVNwTVven7r2SG6S3ldt3q6RaiDiBr5rUCaTNTj AaatHLrpCfj4d/0Rgzh366BjbAthZQ9+f/c51pEfkoHyY8Kd0XJmi0pCuHnV8reT vzJsGFctcc6Zkzp3M2bg0wG9T+OEJjeMMd/OeYHUFrfhvEsUm0ljRCy1/WRTQ0Fq qlJO/m6YLo4a3D4bl/CH7WwsWrZ/rWEaL2/esyKH799E7MXOOY9D9YdRVU6m+hZS pR1RjqqsXszIMkkviqbPtCA0tF7+4g== =N0Jw -----END PGP SIGNATURE----- Merge tag 'spi-v5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi Pull spi updates from Mark Brown: "This is quite a quiet release for SPI, there's been a bit of cleanup to the core from Uwe but nothing functionality wise. We have added several new drivers, Cadence XSPI, Ingenic JZ47xx, Qualcomm SC7280 and SC7180 and Xilinx Versal OSPI" * tag 'spi-v5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi: (41 commits) spi: Convert NXP flexspi to json schema spi: spi-geni-qcom: Add support for GPI dma spi: fsi: Fix contention in the FSI2SPI engine spi: spi-rpc-if: Check return value of rpcif_sw_init() spi: tegra210-quad: Put device into suspend on driver removal spi: tegra20-slink: Put device into suspend on driver removal spi: bcm-qspi: Fix missing clk_disable_unprepare() on error in bcm_qspi_probe() spi: at91-usart: replacing legacy gpio interface for gpiod spi: replace snprintf in show functions with sysfs_emit spi: cadence: Add of_node_put() before return spi: orion: Add of_node_put() before goto spi: cadence-quadspi: fix dma_unmap_single() call spi: tegra20: fix build with CONFIG_PM_SLEEP=n spi: bcm-qspi: add support for 3-wire mode for half duplex transfer spi: bcm-qspi: Add mspi spcr3 32/64-bits xfer mode spi: Make several public functions private to spi.c spi: Reorder functions to simplify the next commit spi: Remove unused function spi_busnum_to_master() spi: Move comment about chipselect check to the right place spi: fsi: Print status on error ... |
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Linus Torvalds
|
1260d242d9 |
regulator: Updates for v5.16
Thanks to the removal of the unused TPS80021 driver the regulator updates for this cycle actually have a negative diffstat. Otherwise it's been quite a quiet release, lots of fixes and small improvements with the biggest individual changes being several conversions of DT bindings to YAML format. -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAmF//M0ACgkQJNaLcl1U h9ByVQf/QapSey1s8ifh7Or3oiG7Ak6BdPYxiPIzhZIqjz4gXV8ySn8EedbH7moW NcKpqokZ4qPD32fcET2WFQLb9tA8BNEQS1VwRKG+uhzPi3xBnIVj0gt8lNOAW57g cUWeJhIbafaym33zB0xdDAukLHqjnx24C33Fz8QWaaQv/xRhaCrbzhala4WfXXyP ucyOqSNnHZ+KX0tQsIG05b9jqca+VrNAyefY5jum2l2r2LFfGjQDv6g0HJEKfcF3 PSu+1RBFsYA3sPvzqzdtcuEs7hqalXVNGBfogCzNQ1HhK9z48R4J9lHtswDDk4EA 9aLYiid02UYRpRpT34z2TexpufW9kQ== =5lYk -----END PGP SIGNATURE----- Merge tag 'regulator-v5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator Pull regulator updates from Mark Brown: "Thanks to the removal of the unused TPS80021 driver the regulator updates for this cycle actually have a negative diffstat. Otherwise it's been quite a quiet release, lots of fixes and small improvements with the biggest individual changes being several conversions of DT bindings to YAML format" * tag 'regulator-v5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator: (34 commits) regulator: Don't error out fixed regulator in regulator_sync_voltage() regulator: tps80031: Remove driver regulator: Fix SY7636A breakage regulator: uniphier: Add binding for NX1 SoC regulator: uniphier: Add USB-VBUS compatible string for NX1 SoC regulator: qcom,rpmh: Add compatible for PM6350 regulator: qcom-rpmh: Add PM6350 regulators regulator: sy7636a: Remove requirement on sy7636a mfd regulator: tps62360: replacing legacy gpio interface for gpiod regulator: lp872x: Remove lp872x_dvs_state regulator: lp872x: replacing legacy gpio interface for gpiod regulator: dt-bindings: samsung,s5m8767: convert to dtschema regulator: dt-bindings: samsung,s2mpa01: convert to dtschema regulator: dt-bindings: samsung,s2m: convert to dtschema dt-bindings: clock: samsung,s2mps11: convert to dtschema regulator: dt-bindings: samsung,s5m8767: correct s5m8767,pmic-buck-default-dvs-idx property regulator: s5m8767: do not use reset value as DVS voltage if GPIO DVS is disabled regulator: dt-bindings: maxim,max8973: convert to dtschema regulator: dt-bindings: maxim,max8997: convert to dtschema regulator: dt-bindings: maxim,max8952: convert to dtschema ... |
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Linus Torvalds
|
d2cdb12231 |
regmap: Update for v5.16
This update has a single change which will use the maximum transfer and message sizes advertised by SPI controllers to configure limits within the regmap core, ensuring better interoperation. -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAmF/6F8ACgkQJNaLcl1U h9Calgf+PaI6wr17nU0/m4N50Vjat0bL7iBuEQYPKFWu963M0QasPZEKteJV7sa+ 8XVxcBh43E2unQkY+iMfldmBIEfZJwmsaWecdxSair6cWcm8MT6agOOkl6KjiCHM AQiPI2+UbXDHnPociBmyA+MqI3hWSPZIMirVC+3WAFGLs8wHuRe0G97egkcPh88a doQ5f2Ei7eCgP4uy+p93S4QWXbsbQVm/yszw0BH0gaqnBylwUfQtU1vdlLyBXW4y 9bB1MnzCdlLbKf4bQd7NcjB2bA8lgAuZ3t5rJoRjZtnf+//fRTB1cu/UkLRFlZme vsrt60wo52r2v5tiLKA4wrgcvEFR+A== =8MR4 -----END PGP SIGNATURE----- Merge tag 'regmap-v5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regmap Pull regmap update from Mark Brown: "A single change to use the maximum transfer and message sizes advertised by SPI controllers to configure limits within the regmap core, ensuring better interoperation" * tag 'regmap-v5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regmap: regmap: spi: Set regmap max raw r/w from max_transfer_size |
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Linus Torvalds
|
247ee3e7b7 |
- qcom: add support for qcm2290
consolidate msm8994 type apcs_data - mtk: fix clock id usage - apple: add driver for ASC/M3 controllers - pcc: reorganise PCC pcc_mbox_request_channel add support for PCCT extended PCC subspaces - misc: make use of devm_platform_ioremap_resource() change Altera, PCC and Apple mailbox maintainers -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEE6EwehDt/SOnwFyTyf9lkf8eYP5UFAmGAAOoACgkQf9lkf8eY P5XvrQ//SH28voXosZmzyrEV8h7JUPZytHwHTkMpC8fsqB9rcNiWZYXPxHa56X0M alfV+BzxnP6lIZ6ApxTyLGaNTTFkRCI4VGgsY9ioHyb41GhHqaPQBTwG/EJBaEua /44iztVesNl0kP8nTB6u/sRVnRFtEb82hCFUbw38YUWRPsKSOVnQjbs6t58iWh2a 9jTOV9Rg+r6x9kcKiTgTNKceK8VAYghoaVosq0Ob4Ps+RPqsz4edxYbQ4NiiCD0z OaaduH2nBOTJ8PYfTUrdz71fX+mxuo2lpLam8lr0OW+1Dgp1039hSsyfP+ooJfSC xTLWx9HDVvm7PI4GdNQwecmqd+tuyfcAwrPfc0kbn6ksnbqwCcn9btyvaKn3ZfKk pL3whL+VVKJ4VqInISDVGJ1O1Y+LH9ow4VTw8hiQqBIEaow7rQr/ZCIpZW+r6/pS Glcp3eQKdvhxYJLNrfctW2/vxrHJdc8qBE6zSD+RqudZyORsyEPF+TP09oKIivfI Xi6gyGwBWigwYRecr4cPB+22dpU3Zip5c8dD1LaT6eCt+GayPUBpXjhqx4Hm7bs8 y5d+WNu3xbCTEgfO5JyT/QdO75B3CPmhgsM9oUWot+v1DEFELr4atee2cpzJYH7i zjGDhx8d03B2HG6rg72XRub20EtZ5Um84h559bPiXQbxSfEIzio= =pnD9 -----END PGP SIGNATURE----- Merge tag 'mailbox-v5.16' of git://git.linaro.org/landing-teams/working/fujitsu/integration Pull mailbox updates from Jassi Brar: "qcom: - add support for qcm2290 - consolidate msm8994 type apcs_data mtk: - fix clock id usage apple: - add driver for ASC/M3 controllers pcc: - reorganise PCC pcc_mbox_request_channel - add support for PCCT extended PCC subspaces misc: - make use of devm_platform_ioremap_resource() - change Altera, PCC and Apple mailbox maintainers" * tag 'mailbox-v5.16' of git://git.linaro.org/landing-teams/working/fujitsu/integration: (38 commits) mailbox: imx: support i.MX8ULP S4 MU dt-bindings: mailbox: imx-mu: add i.MX8ULP S400 MU support ACPI/PCC: Add maintainer for PCC mailbox driver mailbox: pcc: Move bulk of PCCT parsing into pcc_mbox_probe mailbox: pcc: Add support for PCCT extended PCC subspaces(type 3/4) mailbox: pcc: Drop handling invalid bit-width in {read,write}_register mailbox: pcc: Avoid accessing PCCT table in pcc_send_data and pcc_mbox_irq mailbox: pcc: Add PCC register bundle and associated accessor functions mailbox: pcc: Rename doorbell ack to platform interrupt ack register mailbox: pcc: Use PCC mailbox channel pointer instead of standard mailbox: pcc: Add pcc_mbox_chan structure to hold shared memory region info mailbox: pcc: Consolidate subspace doorbell register parsing mailbox: pcc: Consolidate subspace interrupt information parsing mailbox: pcc: Refactor all PCC channel information into a structure mailbox: pcc: Fix kernel doc warnings mailbox: apple: Add driver for Apple mailboxes dt-bindings: mailbox: Add Apple mailbox bindings MAINTAINERS: Add Apple mailbox files mailbox: mtk-cmdq: Fix local clock ID usage mailbox: mtk-cmdq: Validate alias_id on probe ... |
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Linus Torvalds
|
8a73c77c80 |
MMC core:
- Update maintainer and URL for the mmc-utils - Set default label for slot-gpio in case of no con-id - Convert MMC card DT bindings to a schema - Add optional host specific tuning support for eMMC HS400 - Add error handling of add_disk() MMC host: - mtk-sd: Add host specific tuning support for eMMC HS400 - mtk-sd: Make DMA handling more robust - dw_mmc: Prevent hangs for some data writes - dw_mmc: Move away from using the ->init_card() callback - mxs-mmc: Manage the regulator in the error path and in ->remove() - sdhci-cadence: Add support for the Microchip MPFS variant - sdhci-esdhc-imx: Add support for the NXP S32G2 variant - sdhci-of-arasan: Add support for the Intel Thunder Bay variant - sdhci-omap: Prepare to support more SoCs - sdhci-omap: Add support for omap3 and omap4 variants - sdhci-omap: Add support for power management - sdhci-omap: Add support for system wakeups - sdhci-msm: Add support for the msm8226 variant - sdhci-sprd: Verify that the DLL locks according to spec MEMSTICK: - Add error handling of add_disk() - A couple of small fixes and improvements -----BEGIN PGP SIGNATURE----- iQJLBAABCgA1FiEEugLDXPmKSktSkQsV/iaEJXNYjCkFAmF/zfQXHHVsZi5oYW5z c29uQGxpbmFyby5vcmcACgkQ/iaEJXNYjCk9HxAAj2hKiYcYz6xOAPEUrXLu5/CD A9TRQmatURQTk7WioLCtTvuitkz/gjtJNuSWJDgbjlePfIeXugR0WSTf4j/V1Opb EoCy//aRFKC62MUMhiS0KDITU7xgfV9k0Tx4drjF1hw4Gg355pmSJaGLh6sGqZxj Rxk3A/evd/A2wyoQKHK9/hn2BshxClRaAK/K8Y4zDv0iXUkNXETF18rDxdAHtleb tDOBLQkgKw71GbRS6ln3ueo7LFwNmTsKjlFdQ0dYJ15i1f5QtYGQ1OSiVT6PLN04 PIX9CfkTOqFq+HoOPKudbS63Fz0YNhOMk/bY9ZV1fRQRvh+R03cvjy9Wv+xdvPcU sxbT5+ci95pBXO7WDqPMSnlvVi004m8xu+lMbFhLd7lZO4unjNuMw69m2hUPon5M oz/bOQ/7FJ9sWQ1J6PFQ/5VB+d0gs4ySxJusQ0shkTfhghHyPa+ezppcuOwbmaof Ac2R1J+sfNVn2za1mAydGEED/+cLi88GPR4FSEJbHxKSjogqz+A5pFKORCKN0xki HhB0moTODDPe3/jzTlDMyqv1FSGea8d3hWvxNr1GTGolGQ/P+42HugOS1Uv5Hz8C ufPHzSMZ6bXaeOfdHRDTV4OBiiPSrSGllNdfk8gkWj5FuowpszBRT6C3Tsb8aSUz NL0Ve3qqQa8arH8H+Wg= =W+gH -----END PGP SIGNATURE----- Merge tag 'mmc-v5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc Pull MMC and MEMSTICK updates from Ulf Hansson: "MMC core: - Update maintainer and URL for the mmc-utils - Set default label for slot-gpio in case of no con-id - Convert MMC card DT bindings to a schema - Add optional host specific tuning support for eMMC HS400 - Add error handling of add_disk() MMC host: - mtk-sd: Add host specific tuning support for eMMC HS400 - mtk-sd: Make DMA handling more robust - dw_mmc: Prevent hangs for some data writes - dw_mmc: Move away from using the ->init_card() callback - mxs-mmc: Manage the regulator in the error path and in ->remove() - sdhci-cadence: Add support for the Microchip MPFS variant - sdhci-esdhc-imx: Add support for the NXP S32G2 variant - sdhci-of-arasan: Add support for the Intel Thunder Bay variant - sdhci-omap: Prepare to support more SoCs - sdhci-omap: Add support for omap3 and omap4 variants - sdhci-omap: Add support for power management - sdhci-omap: Add support for system wakeups - sdhci-msm: Add support for the msm8226 variant - sdhci-sprd: Verify that the DLL locks according to spec MEMSTICK: - Add error handling of add_disk() - A couple of small fixes and improvements" * tag 'mmc-v5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc: (60 commits) docs: mmc: update maintainer name and URL mmc: dw_mmc: exynos: Fix spelling mistake "candiates" -> candidates MAINTAINERS: drop obsolete file pattern in SDHCI DRIVER section mmc: sdhci-esdhc-imx: add NXP S32G2 support dt-bindings: mmc: fsl-imx-esdhc: add NXP S32G2 support mmc: dw_mmc: Drop use of ->init_card() callback mmc: sdhci-omap: Fix build if CONFIG_PM_SLEEP is not set mmc: sdhci-omap: Remove forward declaration of sdhci_omap_context_save() memstick: r592: Fix a UAF bug when removing the driver mmc: mxs-mmc: disable regulator on error and in the remove function mmc: sdhci-omap: Configure optional wakeirq mmc: sdhci-omap: Allow SDIO card power off and enable aggressive PM mmc: sdhci-omap: Implement PM runtime functions mmc: sdhci-omap: Add omap_offset to support omap3 and earlier mmc: sdhci-omap: Handle voltages to add support omap4 dt-bindings: sdhci-omap: Update binding for legacy SoCs mmc: sdhci-pci: Remove dead code (rst_n_gpio et al) mmc: sdhci-pci: Remove dead code (cd_gpio, cd_irq et al) mmc: sdhci-pci: Remove dead code (struct sdhci_pci_data et al) mmc: sdhci: Remove unused prototype declaration in the header ... |
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Linus Torvalds
|
316b7eaa93 |
Updates for the IPMI driver
A new type of low-level IPMI driver is added for direct communication over the IPMI message bus without a BMC between the driver and the bus. Other than that, lots of little bug fixes and enhancements. -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEE/Q1c5nzg9ZpmiCaGYfOMkJGb/4EFAmF/5YwACgkQYfOMkJGb /4GV5A/8CSXagtu6JJTY88+7CNxXSca4fIGcpO8RZUA1b+Hkw3+y/Qlv/djK6bk1 lt16OpMxSYggTXtkfH6f8zRnf5jAbXDIrcdYAZdCdIt/u4zgXksa8XycUgYDcVS8 Tb07qO55HsNwjjjPglIUXqohkpyuilJLpBDhWW+AWNDs2niAwFFpFoBTDnDbZEe1 6ide1f/IBhibwEx4T4nGs45VKUB+jHsORSj8+fB2suREgs0GTGf51E9NyR91CYyk uSkqpeHVN85KzTWAeAV5nCfRab/rBVS/EL8tEQEt1LniXZpJs3bJHLJFhgaQWesB 6b2hVdL8FoG5qO1Xcf2ofbLKdrY+AOWW8gBWfsZmsK2dQYex+CHO7bm2BkRt037i YJdg5+qXz093uDCotYZYvGjm+TTmrTeFVhEJD6+CW0AyVeSAqBB3TBxqDpBn3LfN p2sTUS/1BZuChe0VXPXcDkkUFsVs3J+Z4lFl0f/WzTFUxWZEC/ELh/3Nuz7J2eYy gEXWqvox8BAU8byYucmLNb7xelFztjXpga+WSDk7kEIIStM6aeIVKenpYI/KJCr/ jZh0M/zYUk4QVMf54nsWEfWOiKi7D4UyE+C3Ijta2UordLTetLeY40HVZqyPwbPE AMDJH2MhmIr5soIw1yMVP0cp+6CWatBgnrHcXSbBc8ZpJEJzCNU= =WxcC -----END PGP SIGNATURE----- Merge tag 'for-linus-5.16-1' of https://github.com/cminyard/linux-ipmi Pull IPMI driver updates from Corey Minyard: "A new type of low-level IPMI driver is added for direct communication over the IPMI message bus without a BMC between the driver and the bus. Other than that, lots of little bug fixes and enhancements" * tag 'for-linus-5.16-1' of https://github.com/cminyard/linux-ipmi: ipmi: kcs_bmc: Fix a memory leak in the error handling path of 'kcs_bmc_serio_add_device()' char: ipmi: replace snprintf in show functions with sysfs_emit ipmi: ipmb: fix dependencies to eliminate build error ipmi:ipmb: Add OF support ipmi: bt: Add ast2600 compatible string ipmi: bt-bmc: Use registers directly ipmi: ipmb: Fix off-by-one size check on rcvlen ipmi:ssif: Use depends on, not select, for I2C ipmi: Add docs for the IPMI IPMB driver ipmi: Add docs for IPMB direct addressing ipmi:ipmb: Add initial support for IPMI over IPMB ipmi: Add support for IPMB direct messages ipmi: Export ipmb_checksum() ipmi: Fix a typo ipmi: Check error code before processing BMC response ipmi:devintf: Return a proper error when recv buffer too small ipmi: Disable some operations during a panic ipmi:watchdog: Set panic count to proper value on a panic |
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Linus Torvalds
|
4dee060625 |
Johannes pointed out that locking is still problematic with triggers
list, attempt to solve that by using RCU. -----BEGIN PGP SIGNATURE----- iF0EABECAB0WIQRPfPO7r0eAhk010v0w5/Bqldv68gUCYX/LVQAKCRAw5/Bqldv6 8tGdAKCxfNbQXshDLhtAF5vRz2sSuxwchgCfdE4QTPU02G1h3qPVXmKVHJX3UVk= =RxTC -----END PGP SIGNATURE----- Merge tag 'leds-5.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/pavel/linux-leds Pull LED updates from Pavel Machek: "Johannes pointed out that locking is still problematic with triggers list, attempt to solve that by using RCU" * tag 'leds-5.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/pavel/linux-leds: leds: trigger: Disable CPU trigger on PREEMPT_RT leds: trigger: use RCU to protect the led_cdevs list led-class-flash: fix -Wrestrict warning |
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Linus Torvalds
|
73d21a3579 |
media updates for v5.16-rc1
-----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEE+QmuaPwR3wnBdVwACF8+vY7k4RUFAmF/qI0ACgkQCF8+vY7k 4RWt1A//QSrYq6cxSzdEB+Jr6sZ4ToD2Lhp+Iq4vBMjeWljmIXLmsez7JHqTw2us sYocQS4tHUht6Y3T+ZV7dM2KWzKZfv18qKz1h2u36QuEfGN8y3PYGcBF4MQMmVpw gznqZb8bWS2onIDKSwn5BW7VRmc/HwRk0k9lXwJ7RuN7UX6zkAWhMUlEA7MiztfF DeTQ7KTWqc6v3xzYZ8BHBSOm+GPxvG7oiZv839cFfkNWsgz2ETJYBUvBQdgoWvbC uE5P+0/U+VoksRCuKzItltJQKaUsrXPDKODtA/UvWFr8NfTN7SAa8EsWbzC/cgBo 8caHuhz++aYCfKZ6+rpwZ9oRY0BTnVXI52K0qC+NtsybU4pIDueZqwcYfo6bZr46 XQXoFELOV6wkC7dHZ0+pFC3Lrqm5qXM3tmtITHOk8Xp1aPAzvTMMj4+mL3CawnXZ YH+ViKfadGdQ7gQb6ybbxwl1bvhGdSd1Pg8twYwO8yo3UHl2KI1iPKg7s9sDJupg npUUFNacyuv1+cSgEy4xqtiO+j6eoRBjYoj/Nv2D8tF8mJ3IZsf2JS+aIVqEAvg0 d7M1IEFdvsPxgwnFMoOInr3mOZf2om6gTXVY71y01S1EbSfOqv/UG9mVZS1VMhJK Z3oigVDsujYJbGRWRomQTNhNxlsgpvGf3dTYSViLAH05CgtEIY0= =eLup -----END PGP SIGNATURE----- Merge tag 'media/v5.16-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media Pull media updates from Mauro Carvalho Chehab: - New driver for SK Hynix Hi-846 8M pixel camera - New driver for the ov13b10 camera - New driver for Renesas R-Car ISP - mtk-vcodec gained support for version 2 of decoder firmware ABI - The legacy sir_ir driver got removed - videobuf2: the vb2_mem_ops kAPI had some improvements - lots of cleanups, fixes and new features at device drivers * tag 'media/v5.16-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (328 commits) media: venus: core: Add sdm660 DT compatible and resource struct media: dt-bindings: media: venus: Add sdm660 dt schema media: venus: vdec: decoded picture buffer handling during reconfig sequence media: venus: Handle fatal errors during encoding and decoding media: venus: helpers: Add helper to mark fatal vb2 error media: venus: hfi: Check for sys error on session hfi functions media: venus: Make sys_error flag an atomic bitops media: venus: venc: Use pmruntime autosuspend media: allegro: write vui parameters for HEVC media: allegro: nal-hevc: implement generator for vui media: allegro: write correct colorspace into SPS media: allegro: extract nal value lookup functions to header media: allegro: correctly scale the bit rate in SPS media: allegro: remove external QP table media: allegro: fix row and column in response message media: allegro: add control to disable encoder buffer media: allegro: add encoder buffer support media: allegro: add pm_runtime support media: allegro: lookup VCU settings media: allegro: fix module removal if initialization failed ... |
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Magnus Karlsson
|
0b170456e0 |
libbpf: Deprecate AF_XDP support
Deprecate AF_XDP support in libbpf ([0]). This has been moved to libxdp as it is a better fit for that library. The AF_XDP support only uses the public libbpf functions and can therefore just use libbpf as a library from libxdp. The libxdp APIs are exactly the same so it should just be linking with libxdp instead of libbpf for the AF_XDP functionality. If not, please submit a bug report. Linking with both libraries is supported but make sure you link in the correct order so that the new functions in libxdp are used instead of the deprecated ones in libbpf. Libxdp can be found at https://github.com/xdp-project/xdp-tools. [0] Closes: https://github.com/libbpf/libbpf/issues/270 Signed-off-by: Magnus Karlsson <magnus.karlsson@intel.com> Signed-off-by: Andrii Nakryiko <andrii@kernel.org> Acked-by: Toke Høiland-Jørgensen <toke@redhat.com> Link: https://lore.kernel.org/bpf/20211029090111.4733-1-magnus.karlsson@gmail.com |
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Jiri Olsa
|
9741e07ece |
kbuild: Unify options for BTF generation for vmlinux and modules
Using new PAHOLE_FLAGS variable to pass extra arguments to pahole for both vmlinux and modules BTF data generation. Adding new scripts/pahole-flags.sh script that detect and prints pahole options. [ fixed issues found by kernel test robot ] Signed-off-by: Jiri Olsa <jolsa@kernel.org> Signed-off-by: Andrii Nakryiko <andrii@kernel.org> Acked-by: Andrii Nakryiko <andrii@kernel.org> Link: https://lore.kernel.org/bpf/20211029125729.70002-1-jolsa@kernel.org |
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Alexei Starovoitov
|
0869e5078a |
selftests/bpf: Add a testcase for 64-bit bounds propagation issue.
./test_progs-no_alu32 -vv -t twfw Before the 64-bit_into_32-bit fix: 19: (25) if r1 > 0x3f goto pc+6 R1_w=inv(id=0,umax_value=63,var_off=(0x0; 0xff),s32_max_value=255,u32_max_value=255) and eventually: invalid access to map value, value_size=8 off=7 size=8 R6 max value is outside of the allowed memory range libbpf: failed to load object 'no_alu32/twfw.o' After the fix: 19: (25) if r1 > 0x3f goto pc+6 R1_w=inv(id=0,umax_value=63,var_off=(0x0; 0x3f)) verif_twfw:OK Signed-off-by: Alexei Starovoitov <ast@kernel.org> Signed-off-by: Andrii Nakryiko <andrii@kernel.org> Acked-by: Yonghong Song <yhs@fb.com> Link: https://lore.kernel.org/bpf/20211101222153.78759-3-alexei.starovoitov@gmail.com |
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Alexei Starovoitov
|
388e2c0b97 |
bpf: Fix propagation of signed bounds from 64-bit min/max into 32-bit.
Similar to unsigned bounds propagation fix signed bounds.
The 'Fixes' tag is a hint. There is no security bug here.
The verifier was too conservative.
Fixes:
|
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Alexei Starovoitov
|
b9979db834 |
bpf: Fix propagation of bounds from 64-bit min/max into 32-bit and var_off.
Before this fix: 166: (b5) if r2 <= 0x1 goto pc+22 from 166 to 189: R2=invP(id=1,umax_value=1,var_off=(0x0; 0xffffffff)) After this fix: 166: (b5) if r2 <= 0x1 goto pc+22 from 166 to 189: R2=invP(id=1,umax_value=1,var_off=(0x0; 0x1)) While processing BPF_JLE the reg_set_min_max() would set true_reg->umax_value = 1 and call __reg_combine_64_into_32(true_reg). Without the fix it would not pass the condition: if (__reg64_bound_u32(reg->umin_value) && __reg64_bound_u32(reg->umax_value)) since umin_value == 0 at this point. Before commit |
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Linus Torvalds
|
6f2b76a4a3 |
Smack changes for 5.16
Multiple corrections to smackfs. W=1 fixes Fix for overlayfs. -----BEGIN PGP SIGNATURE----- iQJLBAABCAA1FiEEC+9tH1YyUwIQzUIeOKUVfIxDyBEFAmGALSwXHGNhc2V5QHNj aGF1Zmxlci1jYS5jb20ACgkQOKUVfIxDyBECcRAAuFN3uiptwLHC0P/Yy5VtANF4 kvRV7egXeIp8tYl6zVb+VIa3AgQMTB0BfdpSVMq8YyTtp5olczlM2b00zN4cVZq0 VO7XlTUfoljdsi4IysaA5rZZtjT5entoNl6eiCrMVwpvC4ZrlTqebOJteXDAnEQP zI+smzc5mUFn1FUkGaQ+ciLHv2wyT39Wmk78BDKI/UAl09xV6Kxfci15Q9UPpZ94 CnYMfrjsinUCzQ+gbj9FIe5vXvcGwVoO7jJUNda5kuCSM3N4TTxD/fDkVxWEwOD2 eNjemub5RkxVWSlzRtVQgEFsssRsd6VYEKop34jyojDOGDj+JVQ03ntnFUfWScUz 8BkwyYsE8I+f878f0wAaz+8xrefjnwnRUHFzkF5hd6wLFCvQlCKULL/naRtig7pJ x1V6Q+AC/Qyu0rNrSH5UCDgsvDQ3YzKocWhnvgCqJa8bd/QlfMKu8sxIwetNlctz +TG+GwBLKaVmdiwWoI/CF3PkM4xYo4DtJtDnvlzAiEjGEYosEXilgDBq6IAD8vLa cuSXtWCIpBk5VKkglvAvsIbXxnWa0W45j7PXyf8b7YXRWF511I8zBHjpDx6XP/Ko FywGEaRDeNO3KZJxw9e39FUdyl1MT+s+gN3sERomUTig9RaPhp87pC/kWMWxVj+Y fU/iIgrRTqa2spQgYNg= =lPZg -----END PGP SIGNATURE----- Merge tag 'Smack-for-5.16' of https://github.com/cschaufler/smack-next Pull smack updates from Casey Schaufler: "Multiple corrections to smackfs: - a change for overlayfs support that corrects the initial attributes on created files - code clean-up for netlabel processing - several fixes in smackfs for a variety of reasons - Errors reported by W=1 have been addressed All told, nothing challenging" * tag 'Smack-for-5.16' of https://github.com/cschaufler/smack-next: smackfs: use netlbl_cfg_cipsov4_del() for deleting cipso_v4_doi smackfs: use __GFP_NOFAIL for smk_cipso_doi() Smack: fix W=1 build warnings smack: remove duplicated hook function Smack:- Use overlay inode label in smack_inode_copy_up() smack: Guard smack_ipv6_lock definition within a SMACK_IPV6_PORT_LABELING block smackfs: Fix use-after-free in netlbl_catmap_walk() |
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Linus Torvalds
|
f2786f43c9 |
fallthrough fixes for Clang for 5.16-rc1
Hi Linus, Please, pull the following patches that fix some fall-through warnings when building with Clang and -Wimplicit-fallthrough. Thanks! -- Gustavo -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEEkmRahXBSurMIg1YvRwW0y0cG2zEFAmGAYmQACgkQRwW0y0cG 2zFBAhAAtFusTzJCanITg12l87R4w4LWKZjBGNNKJCSvh3JyUxRw/AfgASgRECKn 2b4pDpYpwZh7CzUoaYwhROCFKw4+FMgEQ/d+q77JBdiNGa4PyWI6gQMwqD5rOFET hBIJfiIcR2cS9F9w6sHysNxYoiO+zIGbSA8CcTPa47QOecZH5QKhcNw1apGw8n+D PTSm4qhQBjLfk8/2BsF8pn6THI9+BWmHd8/W9p8cjNXISCeDMZgHqmoK3VHjw6L8 z/CA1lveagbeMHwGYa0ZqVw087G4fzN0XCxwK1+R0zHJbAIGMZTtLkRqZ0yty4Wx Ses/oNbcsXZVzcOuh1MkU00j4M59dZdaR7WfQNwxdHnWs6jUVi3DDqMvzF3AD2Au LTbQsKzPg76jd+McbukRSUYV5O4GBPYUCYkGMdbyXPRAi8TxPl4SQYNCCkY7QVL6 2Em9mU1qqxxnoGfPWBBQtlVfeViAw9RWihSAr6FXxV4a9wFYU90TWg6L5MweoPVh 1avP54yW9xSrA1eBMO2QiH2nD56NKzqp3eyy/9G8f9XDUJre8OaCw8Ow+kc6/vdW gSTiVArZKXWAe1IdvXOE4QMwAFs1eK66MBn9Flngy+8k7bcE9/tzNsjRbLHkNlOB L4bWu9sn9pZNkcFLprSY9wAnm317JBGhC/9ef/wC4kYE4VaYUvM= =3pkR -----END PGP SIGNATURE----- Merge tag 'fallthrough-fixes-clang-5.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gustavoars/linux Pull fallthrough fixes from Gustavo A. R. Silva: "Fix some fall-through warnings when building with Clang and -Wimplicit-fallthrough" * tag 'fallthrough-fixes-clang-5.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gustavoars/linux: pcmcia: db1xxx_ss: Fix fall-through warning for Clang MIPS: Fix fall-through warnings for Clang scsi: st: Fix fall-through warning for Clang |
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Linus Torvalds
|
bf953917be |
Various hardening fixes and cleanups for 5.16-rc1
Hi Linus, Please, pull the following hardening fixes and cleanups that I've been collecting during the last development cycle. All of them have been baking in linux-next. Fix -Wcast-function-type error: - firewire: Remove function callback casts (Oscar Carter) Fix application of sizeof operator: - firmware/psci: fix application of sizeof to pointer (jing yangyang) Replace open coded instances with size_t saturating arithmetic helpers: - assoc_array: Avoid open coded arithmetic in allocator arguments (Len Baker) - writeback: prefer struct_size over open coded arithmetic (Len Baker) - aio: Prefer struct_size over open coded arithmetic (Len Baker) - dmaengine: pxa_dma: Prefer struct_size over open coded arithmetic (Len Baker) Flexible array transformation: - KVM: PPC: Replace zero-length array with flexible array member (Len Baker) Use 2-factor argument multiplication form: - nouveau/svm: Use kvcalloc() instead of kvzalloc() (Gustavo A. R. Silva) - xfs: Use kvcalloc() instead of kvzalloc() (Gustavo A. R. Silva) Thanks -- Gustavo -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEEkmRahXBSurMIg1YvRwW0y0cG2zEFAmGAWzsACgkQRwW0y0cG 2zF55A/+PTBZKg0XLQkPZ7HFipobeZpfvM0dU4JutwN6Kts1RmMRftPn6ootY18v 4tWR4jXcnblvEr7UTgYAl6QQdytFXZKOK+JKMWV8LXLqyNGF6sS2PmA6zk/iQoa5 1q0IKUaaqLIXwmm3xoz+/uNHsb+kfjYOHZpHA6HhYZQFDyShW7+hhIeS1NauJo2X op3IWasMumrawPkCJZ0ZJJQLELtZNGt4gHnOjB1MAYhOTAokowgeeDNtyfoJ9j1L iL8kimphVLI35H/GERBozmqdqRGIIZLlQF4P66VfNNEXSDoKOemAKDSFrfmYoVwE kdh6fqeKPV/aRImrCtNthfpiEjqEpm8afQGMC5H5uPnZontUX9tcU1Qagg0vwYx0 fLZ8mMuNQK5AZfugK+1+2ShfBYUlhvWRhQdtjC9nIAoO80NqouWB7QD0zIHC2WV7 durdlhzxik70ISnXqKmTR6bQNcXB6kFLPR30RpcA3E6+AgwlkP0FmaD3e+sDttJ0 vtxDMHqMMNNzOWlLW2eqEdKMEfoU0gLyRt5iM7EN6R8HUXwup5f9bu7V4LuCnR6y FAX4tEa8b5wg01zNfyWClCccU6tetSeXjdrhdIk7szQVsOsYXc4zxDrp6xvqsAh2 B7GbGk5qeUzM/O7QWNIl+5s/NhUjEzQ3QiQebRDdjVyINU2OKsI= =Jk0U -----END PGP SIGNATURE----- Merge tag 'kspp-misc-fixes-5.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gustavoars/linux Pull hardening fixes and cleanups from Gustavo A. R. Silva: "Various hardening fixes and cleanups that I've been collecting during the last development cycle: Fix -Wcast-function-type error: - firewire: Remove function callback casts (Oscar Carter) Fix application of sizeof operator: - firmware/psci: fix application of sizeof to pointer (jing yangyang) Replace open coded instances with size_t saturating arithmetic helpers: - assoc_array: Avoid open coded arithmetic in allocator arguments (Len Baker) - writeback: prefer struct_size over open coded arithmetic (Len Baker) - aio: Prefer struct_size over open coded arithmetic (Len Baker) - dmaengine: pxa_dma: Prefer struct_size over open coded arithmetic (Len Baker) Flexible array transformation: - KVM: PPC: Replace zero-length array with flexible array member (Len Baker) Use 2-factor argument multiplication form: - nouveau/svm: Use kvcalloc() instead of kvzalloc() (Gustavo A. R. Silva) - xfs: Use kvcalloc() instead of kvzalloc() (Gustavo A. R. Silva)" * tag 'kspp-misc-fixes-5.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gustavoars/linux: firewire: Remove function callback casts nouveau/svm: Use kvcalloc() instead of kvzalloc() firmware/psci: fix application of sizeof to pointer dmaengine: pxa_dma: Prefer struct_size over open coded arithmetic KVM: PPC: Replace zero-length array with flexible array member aio: Prefer struct_size over open coded arithmetic writeback: prefer struct_size over open coded arithmetic xfs: Use kvcalloc() instead of kvzalloc() assoc_array: Avoid open coded arithmetic in allocator arguments |
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Linus Torvalds
|
a5a9e00605 |
seccomp updates for v5.16-rc1
- set spec_store_bypass_disable & spectre_v2_user to prctl (Andrea Arcangeli) -----BEGIN PGP SIGNATURE----- iQJKBAABCgA0FiEEpcP2jyKd1g9yPm4TiXL039xtwCYFAmGAGAkWHGtlZXNjb29r QGNocm9taXVtLm9yZwAKCRCJcvTf3G3AJqOWD/4mMFp84IMa/VdCmD6PS+BhisyI i7+Hyfisg8AWpjgW4+JihU/6hfsDgs/hNNKbiIopcwc/12KV4M0QIQyF7vmceSwB uMsAX7pkobNUUisnrQVbw6boK4hrBvrV3STlVdRHvNlLeQLQIu4UN3+9UMj/qsmh 46ltdxR489oDDLXFgMkKq9auVP2t5t4fbyRmgBPLSKIXaOxIhWck3kUQwt/Rbr44 M87/Xr4iQ0w4ddiBFJz9GOHQ5Iz08ms4dBfO+e5FSl6I69Nt6q836el35c/6j4y8 r7C21WU088MSkjk75RCa3v2sq8db2CjLe+wBugq+yYC29qGgxtTiUZaoiNQCN5bL DIRfl1iU5Ge1wEKorpr3DR6DksmfJO4MNPdMo4CcVZT3Gkdi7udLHfrEI82xgdDl lh1UiJlRx4YNEcDbGBnxCzKGwauqHa2TgPNWulUPdH7OGhUL86FAV49L84uz9lCD C/+PKxDqc2XKjbgqMsbuyQ7hzB2KQK/ieEXzduoHxTxIr5vO/viENrbkUiSL8bsO 6msCVbCIjtFDvW4Ac16IOwGoflJ7vLAIuXIdAYCeN+JXqOVV+FG/MN447Y674FeH R84G6JCT82ULEXrKlwuoSSVJEwA5lzP4IwoWm/ujeUbzi1s+7m+7WRpuJe2jZm6c zPsCVkNPUrvp82L/wA== =NAsc -----END PGP SIGNATURE----- Merge tag 'seccomp-v5.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux Pull seccomp updates from Kees Cook: "These are x86-specific, but I carried these since they're also seccomp-specific. This flips the defaults for spec_store_bypass_disable and spectre_v2_user from "seccomp" to "prctl", as enough time has passed to allow system owners to have updated the defensive stances of their various workloads, and it's long overdue to unpessimize seccomp threads. Extensive rationale and details are in Andrea's main patch. Summary: - set spec_store_bypass_disable & spectre_v2_user to prctl (Andrea Arcangeli)" * tag 'seccomp-v5.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux: x86: deduplicate the spectre_v2_user documentation x86: change default to spec_store_bypass_disable=prctl spectre_v2_user=prctl |
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Linus Torvalds
|
2dc26d98cf |
overflow updates for v5.16-rc1
The end goal of the current buffer overflow detection work[0] is to gain full compile-time and run-time coverage of all detectable buffer overflows seen via array indexing or memcpy(), memmove(), and memset(). The str*() family of functions already have full coverage. While much of the work for these changes have been on-going for many releases (i.e. 0-element and 1-element array replacements, as well as avoiding false positives and fixing discovered overflows[1]), this series contains the foundational elements of several related buffer overflow detection improvements by providing new common helpers and FORTIFY_SOURCE changes needed to gain the introspection required for compiler visibility into array sizes. Also included are a handful of already Acked instances using the helpers (or related clean-ups), with many more waiting at the ready to be taken via subsystem-specific trees[2]. The new helpers are: - struct_group() for gaining struct member range introspection. - memset_after() and memset_startat() for clearing to the end of structures. - DECLARE_FLEX_ARRAY() for using flex arrays in unions or alone in structs. Also included is the beginning of the refactoring of FORTIFY_SOURCE to support memcpy() introspection, fix missing and regressed coverage under GCC, and to prepare to fix the currently broken Clang support. Finishing this work is part of the larger series[0], but depends on all the false positives and buffer overflow bug fixes to have landed already and those that depend on this series to land. As part of the FORTIFY_SOURCE refactoring, a set of both a compile-time and run-time tests are added for FORTIFY_SOURCE and the mem*()-family functions respectively. The compile time tests have found a legitimate (though corner-case) bug[6] already. Please note that the appearance of "panic" and "BUG" in the FORTIFY_SOURCE refactoring are the result of relocating existing code, and no new use of those code-paths are expected nor desired. Finally, there are two tree-wide conversions for 0-element arrays and flexible array unions to gain sane compiler introspection coverage that result in no known object code differences. After this series (and the changes that have now landed via netdev and usb), we are very close to finally being able to build with -Warray-bounds and -Wzero-length-bounds. However, due corner cases in GCC[3] and Clang[4], I have not included the last two patches that turn on these options, as I don't want to introduce any known warnings to the build. Hopefully these can be solved soon. [0] https://lore.kernel.org/lkml/20210818060533.3569517-1-keescook@chromium.org/ [1] https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/log/?qt=grep&q=FORTIFY_SOURCE [2] https://lore.kernel.org/lkml/202108220107.3E26FE6C9C@keescook/ [3] https://lore.kernel.org/lkml/3ab153ec-2798-da4c-f7b1-81b0ac8b0c5b@roeck-us.net/ [4] https://bugs.llvm.org/show_bug.cgi?id=51682 [5] https://lore.kernel.org/lkml/202109051257.29B29745C0@keescook/ [6] https://lore.kernel.org/lkml/20211020200039.170424-1-keescook@chromium.org/ -----BEGIN PGP SIGNATURE----- iQJKBAABCgA0FiEEpcP2jyKd1g9yPm4TiXL039xtwCYFAmGAFWcWHGtlZXNjb29r QGNocm9taXVtLm9yZwAKCRCJcvTf3G3AJmKFD/45MJdnvW5MhIEeW5tc5UjfcIPS ae+YvlEX/2ZwgSlTxocFVocE6hz7b6eCiX3dSAChPkPxsSfgeiuhjxsU+4ROnELR 04RqTA/rwT6JXfJcXbDPXfxDL4huUkgktAW3m1sT771AZspeap2GrSwFyttlTqKA +kTiZ3lXJVFcw10uyhfp3Lk6eFJxdf5iOjuEou5kBOQfpNKEOduRL2K15hSowOwB lARiAC+HbmN+E+npvDE7YqK4V7ZQ0/dtB0BlfqgTkn1spQz8N21kBAMpegV5vvIk A+qGHc7q2oyk4M14TRTidQHGQ4juW1Kkvq3NV6KzwQIVD+mIfz0ESn3d4tnp28Hk Y+OXTI1BRFlApQU9qGWv33gkNEozeyqMLDRLKhDYRSFPA9UKkpgXQRzeTzoLKyrQ 4B6n5NnUGcu7I6WWhpyZQcZLDsHGyy0vHzjQGs/NXtb1PzXJ5XIGuPdmx9pVMykk IVKnqRcWyGWahfh3asOnoXvdhi1No4NSHQ/ZHfUM+SrIGYjBMaUisw66qm3Fe8ZU lbO2CFkCsfGSoKNPHf0lUEGlkyxAiDolazOfflDNxdzzlZo2X1l/a7O/yoO4Pqul cdL0eDjiNoQ2YR2TSYPnXq5KSL1RI0tlfS8pH8k1hVhZsQx0wpAQ+qki0S+fLePV PdA9XB82G2tmqKc9cQ== =9xbT -----END PGP SIGNATURE----- Merge tag 'overflow-v5.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux Pull overflow updates from Kees Cook: "The end goal of the current buffer overflow detection work[0] is to gain full compile-time and run-time coverage of all detectable buffer overflows seen via array indexing or memcpy(), memmove(), and memset(). The str*() family of functions already have full coverage. While much of the work for these changes have been on-going for many releases (i.e. 0-element and 1-element array replacements, as well as avoiding false positives and fixing discovered overflows[1]), this series contains the foundational elements of several related buffer overflow detection improvements by providing new common helpers and FORTIFY_SOURCE changes needed to gain the introspection required for compiler visibility into array sizes. Also included are a handful of already Acked instances using the helpers (or related clean-ups), with many more waiting at the ready to be taken via subsystem-specific trees[2]. The new helpers are: - struct_group() for gaining struct member range introspection - memset_after() and memset_startat() for clearing to the end of structures - DECLARE_FLEX_ARRAY() for using flex arrays in unions or alone in structs Also included is the beginning of the refactoring of FORTIFY_SOURCE to support memcpy() introspection, fix missing and regressed coverage under GCC, and to prepare to fix the currently broken Clang support. Finishing this work is part of the larger series[0], but depends on all the false positives and buffer overflow bug fixes to have landed already and those that depend on this series to land. As part of the FORTIFY_SOURCE refactoring, a set of both a compile-time and run-time tests are added for FORTIFY_SOURCE and the mem*()-family functions respectively. The compile time tests have found a legitimate (though corner-case) bug[6] already. Please note that the appearance of "panic" and "BUG" in the FORTIFY_SOURCE refactoring are the result of relocating existing code, and no new use of those code-paths are expected nor desired. Finally, there are two tree-wide conversions for 0-element arrays and flexible array unions to gain sane compiler introspection coverage that result in no known object code differences. After this series (and the changes that have now landed via netdev and usb), we are very close to finally being able to build with -Warray-bounds and -Wzero-length-bounds. However, due corner cases in GCC[3] and Clang[4], I have not included the last two patches that turn on these options, as I don't want to introduce any known warnings to the build. Hopefully these can be solved soon" Link: https://lore.kernel.org/lkml/20210818060533.3569517-1-keescook@chromium.org/ [0] Link: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/log/?qt=grep&q=FORTIFY_SOURCE [1] Link: https://lore.kernel.org/lkml/202108220107.3E26FE6C9C@keescook/ [2] Link: https://lore.kernel.org/lkml/3ab153ec-2798-da4c-f7b1-81b0ac8b0c5b@roeck-us.net/ [3] Link: https://bugs.llvm.org/show_bug.cgi?id=51682 [4] Link: https://lore.kernel.org/lkml/202109051257.29B29745C0@keescook/ [5] Link: https://lore.kernel.org/lkml/20211020200039.170424-1-keescook@chromium.org/ [6] * tag 'overflow-v5.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux: (30 commits) fortify: strlen: Avoid shadowing previous locals compiler-gcc.h: Define __SANITIZE_ADDRESS__ under hwaddress sanitizer treewide: Replace 0-element memcpy() destinations with flexible arrays treewide: Replace open-coded flex arrays in unions stddef: Introduce DECLARE_FLEX_ARRAY() helper btrfs: Use memset_startat() to clear end of struct string.h: Introduce memset_startat() for wiping trailing members and padding xfrm: Use memset_after() to clear padding string.h: Introduce memset_after() for wiping trailing members/padding lib: Introduce CONFIG_MEMCPY_KUNIT_TEST fortify: Add compile-time FORTIFY_SOURCE tests fortify: Allow strlen() and strnlen() to pass compile-time known lengths fortify: Prepare to improve strnlen() and strlen() warnings fortify: Fix dropped strcpy() compile-time write overflow check fortify: Explicitly disable Clang support fortify: Move remaining fortify helpers into fortify-string.h lib/string: Move helper functions out of string.c compiler_types.h: Remove __compiletime_object_size() cm4000_cs: Use struct_group() to zero struct cm4000_dev region can: flexcan: Use struct_group() to zero struct flexcan_regs regions ... |