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git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Pull networking fixes from Paolo Abeni:
"Including fixes from CAN, netfilter and wireless.
We have an IPv6 routing regression with the relevant fix still a WiP.
This includes a last-minute revert to avoid more problems.
Current release - new code bugs:
- wifi: nl80211: completely disable per-link stats for now
Previous releases - regressions:
- dev_ioctl: take ops lock in hwtstamp lower paths
- netfilter:
- fix spurious set lookup failures
- fix lockdep splat due to missing annotation
- genetlink: fix genl_bind() invoking bind() after -EPERM
- phy: transfer phy_config_inband() locking responsibility to phylink
- can: xilinx_can: fix use-after-free of transmitted SKB
- hsr: fix lock warnings
- eth:
- igb: fix NULL pointer dereference in ethtool loopback test
- i40e: fix Jumbo Frame support after iPXE boot
- macsec: sync features on RTM_NEWLINK
Previous releases - always broken:
- tunnels: reset the GSO metadata before reusing the skb
- mptcp: make sync_socket_options propagate SOCK_KEEPOPEN
- can: j1939: implement NETDEV_UNREGISTER notification hanidler
- wifi: ath12k: fix WMI TLV header misalignment"
* tag 'net-6.17-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (47 commits)
Revert "net: usb: asix: ax88772: drop phylink use in PM to avoid MDIO runtime PM wakeups"
hsr: hold rcu and dev lock for hsr_get_port_ndev
hsr: use hsr_for_each_port_rtnl in hsr_port_get_hsr
hsr: use rtnl lock when iterating over ports
wifi: nl80211: completely disable per-link stats for now
net: usb: asix: ax88772: drop phylink use in PM to avoid MDIO runtime PM wakeups
net: ethtool: fix wrong type used in struct kernel_ethtool_ts_info
MAINTAINERS: add Phil as netfilter reviewer
netfilter: nf_tables: restart set lookup on base_seq change
netfilter: nf_tables: make nft_set_do_lookup available unconditionally
netfilter: nf_tables: place base_seq in struct net
netfilter: nft_set_rbtree: continue traversal if element is inactive
netfilter: nft_set_pipapo: don't check genbit from packetpath lookups
netfilter: nft_set_bitmap: fix lockdep splat due to missing annotation
can: rcar_can: rcar_can_resume(): fix s2ram with PSCI
can: xilinx_can: xcan_write_frame(): fix use-after-free of transmitted SKB
can: j1939: j1939_local_ecu_get(): undo increment when j1939_local_ecu_get() fails
can: j1939: j1939_sk_bind(): call j1939_priv_put() immediately when j1939_local_ecu_get() failed
can: j1939: implement NETDEV_UNREGISTER notification handler
selftests: can: enable CONFIG_CAN_VCAN as a module
...
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm
Pull power management fixes from Rafael Wysocki:
"These fix a nasty hibernation regression introduced during the 6.16
cycle, an issue related to energy model management occurring on Intel
hybrid systems where some CPUs are offline to start with, and two
regressions in the amd-pstate driver:
- Restore a pm_restrict_gfp_mask() call in hibernation_snapshot()
that was removed incorrectly during the 6.16 development cycle
(Rafael Wysocki)
- Introduce a function for registering a perf domain without
triggering a system-wide CPU capacity update and make the
intel_pstate driver use it to avoid reocurring unsuccessful
attempts to update capacities of all CPUs in the system (Rafael
Wysocki)
- Fix setting of CPPC.min_perf in the active mode with performance
governor in the amd-pstate driver to restore its expected behavior
changed recently (Gautham Shenoy)
- Avoid mistakenly setting EPP to 0 in the amd-pstate driver after
system resume as a result of recent code changes (Mario
Limonciello)"
* tag 'pm-6.17-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
PM: hibernate: Restrict GFP mask in hibernation_snapshot()
PM: EM: Add function for registering a PD without capacity update
cpufreq/amd-pstate: Fix a regression leading to EPP 0 after resume
cpufreq/amd-pstate: Fix setting of CPPC.min_perf in active mode for performance governor
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runtime PM wakeups"
This reverts commit 5537a4679403 ("net: usb: asix: ax88772: drop
phylink use in PM to avoid MDIO runtime PM wakeups"), it breaks
operation of asix ethernet usb dongle after system suspend-resume
cycle.
Link: https://lore.kernel.org/all/b5ea8296-f981-445d-a09a-2f389d7f6fdd@samsung.com/
Fixes: 5537a4679403 ("net: usb: asix: ax88772: drop phylink use in PM to avoid MDIO runtime PM wakeups")
Reported-by: Marek Szyprowski <m.szyprowski@samsung.com>
Acked-by: Jakub Kicinski <kuba@kernel.org>
Link: https://patch.msgid.link/2945b9dbadb8ee1fee058b19554a5cb14f1763c1.1757601118.git.pabeni@redhat.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
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Merge a hibernation regression fix and an fix related to energy model
management for 6.17-rc6
* pm-sleep:
PM: hibernate: Restrict GFP mask in hibernation_snapshot()
* pm-em:
PM: EM: Add function for registering a PD without capacity update
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https://git.kernel.org/pub/scm/linux/kernel/git/wireless/wireless
Johannes Berg says:
====================
Some more fixes:
- iwlwifi: fix 130/1030 devices
- ath12k: fix alignment, power save
- virt_wifi: fix crash
- cfg80211: disable per-link stats due
to buffer size issues
* tag 'wireless-2025-09-11' of https://git.kernel.org/pub/scm/linux/kernel/git/wireless/wireless:
wifi: nl80211: completely disable per-link stats for now
wifi: virt_wifi: Fix page fault on connect
wifi: cfg80211: Fix "no buffer space available" error in nl80211_get_station() for MLO
wifi: iwlwifi: fix 130/1030 configs
wifi: ath12k: fix WMI TLV header misalignment
wifi: ath12k: Fix missing station power save configuration
====================
Link: https://patch.msgid.link/20250911100345.20025-3-johannes@sipsolutions.net
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
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The recent changes to genpd makes a genpd OF provider that is powered-on at
initialization to stay powered-on, until the ->sync_state() callback is
invoked for it.
This may not happen at all, if we wait for a consumer device to be probed,
leading to wasting energy. There are ways to enforce the ->sync_state()
callback to be invoked, through sysfs or via the probe-defer-timeout, but
none of them in its current form are a good fit for rmobile-sysc PM
domains.
Let's therefore opt-out from this behaviour of genpd for now, by using the
GENPD_FLAG_NO_STAY_ON.
Link: https://lore.kernel.org/all/20250701114733.636510-1-ulf.hansson@linaro.org/
Reported-by: Geert Uytterhoeven <geert@linux-m68k.org>
Fixes: 0e789b491ba0 ("pmdomain: core: Leave powered-on genpds on until sync_state")
Fixes: 13a4b7fb6260 ("pmdomain: core: Leave powered-on genpds on until late_initcall_sync")
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Tested-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
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The recent changes to genpd makes a genpd OF provider that is powered-on at
initialization to stay powered-on, until the ->sync_state() callback is
invoked for it.
This may not happen at all, if we wait for a consumer device to be probed,
leading to wasting energy. There are ways to enforce the ->sync_state()
callback to be invoked, through sysfs or via the probe-defer-timeout, but
none of them in its current form are a good fit for rcar-gen4-sysc PM
domains.
Let's therefore opt-out from this behaviour of genpd for now, by using the
GENPD_FLAG_NO_STAY_ON.
Link: https://lore.kernel.org/all/20250701114733.636510-1-ulf.hansson@linaro.org/
Reported-by: Geert Uytterhoeven <geert@linux-m68k.org>
Fixes: 0e789b491ba0 ("pmdomain: core: Leave powered-on genpds on until sync_state")
Fixes: 13a4b7fb6260 ("pmdomain: core: Leave powered-on genpds on until late_initcall_sync")
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Tested-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
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The recent changes to genpd makes a genpd OF provider that is powered-on at
initialization to stay powered-on, until the ->sync_state() callback is
invoked for it.
This may not happen at all, if we wait for a consumer device to be probed,
leading to wasting energy. There are ways to enforce the ->sync_state()
callback to be invoked, through sysfs or via the probe-defer-timeout, but
none of them in its current form are a good fit for rcar-sysc PM domains.
Let's therefore opt-out from this behaviour of genpd for now, by using the
GENPD_FLAG_NO_STAY_ON.
Link: https://lore.kernel.org/all/20250701114733.636510-1-ulf.hansson@linaro.org/
Reported-by: Geert Uytterhoeven <geert@linux-m68k.org>
Fixes: 0e789b491ba0 ("pmdomain: core: Leave powered-on genpds on until sync_state")
Fixes: 13a4b7fb6260 ("pmdomain: core: Leave powered-on genpds on until late_initcall_sync")
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Tested-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
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The deferred regulator retrieval for Rockchip PM domains are causing some
weird dependencies. More precisely, if the power-domain is powered-on from
the HW perspective, its corresponding regulator must not be powered-off via
regulator_init_complete(), which is a late_initcall_sync.
Even on platforms that don't have the domain-supply regulator specified for
the power-domain provider, may suffer from these problems.
More precisely, things just happen to work before, because
genpd_power_off_unused() (also a late_initcall_sync) managed to power-off
the PM domain before regulator_init_complete() powered-off the regulator.
Ideally this fragile dependency must be fixed properly for the Rockchip PM
domains, but until then, let's fallback to the previous behaviour by using
the GENPD_FLAG_NO_STAY_ON flag.
Link: https://lore.kernel.org/all/20250902-rk3576-lockup-regression-v1-1-c4a0c9daeb00@collabora.com/
Reported-by: Nicolas Frattaroli <nicolas.frattaroli@collabora.com>
Cc: Heiko Stuebner <heiko@sntech.de>
Cc: Sebastian Reichel <sebastian.reichel@collabora.com>
Fixes: 0e789b491ba0 ("pmdomain: core: Leave powered-on genpds on until sync_state")
Fixes: 13a4b7fb6260 ("pmdomain: core: Leave powered-on genpds on until late_initcall_sync")
Tested-by: Nicolas Frattaroli <nicolas.frattaroli@collabora.com>
Tested-by: Heiko Stuebner <heiko@sntech.de>
Acked-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
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Recent changes to genpd prevents those PM domains being powered-on during
initialization from being powered-off during the boot sequence. Based upon
whether CONFIG_PM_CONFIG_PM_GENERIC_DOMAINS_OF is set of not, genpd relies
on the sync_state mechanism or the genpd_power_off_unused() (which is a
late_initcall_sync), to understand when it's okay to allow these PM domains
to be powered-off.
This new behaviour in genpd has lead to problems on different platforms.
Let's therefore restore the behavior of genpd_power_off_unused().
Moreover, let's introduce GENPD_FLAG_NO_STAY_ON, to allow genpd OF
providers to opt-out from the new behaviour.
Link: https://lore.kernel.org/all/20250701114733.636510-1-ulf.hansson@linaro.org/
Reported-by: Geert Uytterhoeven <geert@linux-m68k.org>
Link: https://lore.kernel.org/all/20250902-rk3576-lockup-regression-v1-1-c4a0c9daeb00@collabora.com/
Reported-by: Nicolas Frattaroli <nicolas.frattaroli@collabora.com>
Fixes: 0e789b491ba0 ("pmdomain: core: Leave powered-on genpds on until sync_state")
Fixes: 13a4b7fb6260 ("pmdomain: core: Leave powered-on genpds on until late_initcall_sync")
Tested-by: Heiko Stuebner <heiko@sntech.de>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Tested-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
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hsr_get_port_ndev calls hsr_for_each_port, which need to hold rcu lock.
On the other hand, before return the port device, we need to hold the
device reference to avoid UaF in the caller function.
Suggested-by: Paolo Abeni <pabeni@redhat.com>
Fixes: 9c10dd8eed74 ("net: hsr: Create and export hsr_get_port_ndev()")
Signed-off-by: Hangbin Liu <liuhangbin@gmail.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/20250905091533.377443-4-liuhangbin@gmail.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull vmescape mitigation fixes from Dave Hansen:
"Mitigate vmscape issue with indirect branch predictor flushes.
vmscape is a vulnerability that essentially takes Spectre-v2 and
attacks host userspace from a guest. It particularly affects
hypervisors like QEMU.
Even if a hypervisor may not have any sensitive data like disk
encryption keys, guest-userspace may be able to attack the
guest-kernel using the hypervisor as a confused deputy.
There are many ways to mitigate vmscape using the existing Spectre-v2
defenses like IBRS variants or the IBPB flushes. This series focuses
solely on IBPB because it works universally across vendors and all
vulnerable processors. Further work doing vendor and model-specific
optimizations can build on top of this if needed / wanted.
Do the normal issue mitigation dance:
- Add the CPU bug boilerplate
- Add a list of vulnerable CPUs
- Use IBPB to flush the branch predictors after running guests"
* tag 'vmscape-for-linus-20250904' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
x86/vmscape: Add old Intel CPUs to affected list
x86/vmscape: Warn when STIBP is disabled with SMT
x86/bugs: Move cpu_bugs_smt_update() down
x86/vmscape: Enable the mitigation
x86/vmscape: Add conditional IBPB mitigation
x86/vmscape: Enumerate VMSCAPE bug
Documentation/hw-vuln: Add VMSCAPE documentation
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git://git.kernel.org/pub/scm/linux/kernel/git/mkl/linux-can
Marc Kleine-Budde says:
====================
pull-request: can 2025-09-10
The 1st patch is by Alex Tran and fixes the Documentation of the
struct bcm_msg_head.
Davide Caratti's patch enabled the VCAN driver as a module for the
Linux self tests.
Tetsuo Handa contributes 3 patches that fix various problems in the
CAN j1939 protocol.
Anssi Hannula's patch fixes a potential use-after-free in the
xilinx_can driver.
Geert Uytterhoeven's patch fixes the rcan_can's suspend to RAM on
R-Car Gen3 using PSCI.
* tag 'linux-can-fixes-for-6.17-20250910' of git://git.kernel.org/pub/scm/linux/kernel/git/mkl/linux-can:
can: rcar_can: rcar_can_resume(): fix s2ram with PSCI
can: xilinx_can: xcan_write_frame(): fix use-after-free of transmitted SKB
can: j1939: j1939_local_ecu_get(): undo increment when j1939_local_ecu_get() fails
can: j1939: j1939_sk_bind(): call j1939_priv_put() immediately when j1939_local_ecu_get() failed
can: j1939: implement NETDEV_UNREGISTER notification handler
selftests: can: enable CONFIG_CAN_VCAN as a module
docs: networking: can: change bcm_msg_head frames member to support flexible array
====================
Link: https://patch.msgid.link/20250910162907.948454-1-mkl@pengutronix.de
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/tnguy/net-queue
Tony Nguyen says:
====================
Intel Wired LAN Driver Updates 2025-09-09 (igb, i40e)
For igb:
Tianyu Xu removes passing of, no longer needed, NAPI id to avoid NULL
pointer dereference on ethtool loopback testing.
Kohei Enju corrects reporting/testing of link state when interface is
down.
For i40e:
Michal Schmidt corrects value being passed to free_irq().
Jake sets hardware maximum frame size on probe to ensure
expected/consistent state.
* '1GbE' of git://git.kernel.org/pub/scm/linux/kernel/git/tnguy/net-queue:
i40e: fix Jumbo Frame support after iPXE boot
i40e: fix IRQ freeing in i40e_vsi_request_irq_msix error path
igb: fix link test skipping when interface is admin down
igb: Fix NULL pointer dereference in ethtool loopback test
====================
Link: https://patch.msgid.link/20250909203236.3603960-1-anthony.l.nguyen@intel.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Drop phylink_{suspend,resume}() from ax88772 PM callbacks.
MDIO bus accesses have their own runtime-PM handling and will try to
wake the device if it is suspended. Such wake attempts must not happen
from PM callbacks while the device PM lock is held. Since phylink
{sus|re}sume may trigger MDIO, it must not be called in PM context.
No extra phylink PM handling is required for this driver:
- .ndo_open/.ndo_stop control the phylink start/stop lifecycle.
- ethtool/phylib entry points run in process context, not PM.
- phylink MAC ops program the MAC on link changes after resume.
Fixes: e0bffe3e6894 ("net: asix: ax88772: migrate to phylink")
Reported-by: Hubert Wiśniewski <hubert.wisniewski.25632@gmail.com>
Cc: stable@vger.kernel.org
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Tested-by: Hubert Wiśniewski <hubert.wisniewski.25632@gmail.com>
Tested-by: Xu Yang <xu.yang_2@nxp.com>
Link: https://patch.msgid.link/20250908112619.2900723-1-o.rempel@pengutronix.de
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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When dual-divider clock support was introduced, the P divider offset was
left out of the .recalc_rate readback function. This causes the clock
rate to become bogus or even zero (possibly due to the P divider being
1, leading to a divide-by-zero).
Fix this by incorporating the P divider offset into the calculation.
Fixes: 45717804b75e ("clk: sunxi-ng: mp: introduce dual-divider clock")
Reviewed-by: Andre Przywara <andre.przywara@arm.com>
Link: https://patch.msgid.link/20250830170901.1996227-4-wens@kernel.org
Signed-off-by: Chen-Yu Tsai <wens@csie.org>
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On R-Car Gen3 using PSCI, s2ram powers down the SoC. After resume, the
CAN interface no longer works, until it is brought down and up again.
Fix this by calling rcar_can_start() from the PM resume callback, to
fully initialize the controller instead of just restarting it.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://patch.msgid.link/699b2f7fcb60b31b6f976a37f08ce99c5ffccb31.1755165227.git.geert+renesas@glider.be
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
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can_put_echo_skb() takes ownership of the SKB and it may be freed
during or after the call.
However, xilinx_can xcan_write_frame() keeps using SKB after the call.
Fix that by only calling can_put_echo_skb() after the code is done
touching the SKB.
The tx_lock is held for the entire xcan_write_frame() execution and
also on the can_get_echo_skb() side so the order of operations does not
matter.
An earlier fix commit 3d3c817c3a40 ("can: xilinx_can: Fix usage of skb
memory") did not move the can_put_echo_skb() call far enough.
Signed-off-by: Anssi Hannula <anssi.hannula@bitwise.fi>
Fixes: 1598efe57b3e ("can: xilinx_can: refactor code in preparation for CAN FD support")
Link: https://patch.msgid.link/20250822095002.168389-1-anssi.hannula@bitwise.fi
[mkl: add "commit" in front of sha1 in patch description]
[mkl: fix indention]
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
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This patch prevents page fault in __cfg80211_connect_result()[1]
when connecting a virt_wifi device, while ensuring that virt_wifi
can connect properly.
[1] https://lore.kernel.org/linux-wireless/20250909063213.1055024-1-guan_yufei@163.com/
Closes: https://lore.kernel.org/linux-wireless/20250909063213.1055024-1-guan_yufei@163.com/
Signed-off-by: James Guan <guan_yufei@163.com>
Link: https://patch.msgid.link/20250910111929.137049-1-guan_yufei@163.com
[remove irrelevant network-manager instructions]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
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The platform and drm devices are only used to look up the drm device and
its driver data respectively when initialising the driver data during
bind().
Drop the reference counts as soon as they have been used to make the
code more readable.
Note that the crtc count is never incremented on lookup failures.
Signed-off-by: Johan Hovold <johan@kernel.org>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20250829090345.21075-3-johan@kernel.org/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>
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The for_each_child_of_node() helper drops the reference it takes to each
node as it iterates over children and an explicit of_node_put() is only
needed when exiting the loop early.
Drop the recently introduced bogus additional reference count decrement
at each iteration that could potentially lead to a use-after-free.
Fixes: 1f403699c40f ("drm/mediatek: Fix device/node reference count leaks in mtk_drm_get_all_drm_priv")
Cc: Ma Ke <make24@iscas.ac.cn>
Cc: stable@vger.kernel.org
Signed-off-by: Johan Hovold <johan@kernel.org>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20250829090345.21075-2-johan@kernel.org/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>
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Very similar to OneXFly devices. Uses the same registers.
Signed-off-by: Antheas Kapenekakis <lkml@antheas.dev>
Link: https://patch.msgid.link/20250904132252.3041613-2-lkml@antheas.dev
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
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It is a special edition of X1Pro with a different color.
Signed-off-by: Antheas Kapenekakis <lkml@antheas.dev>
Link: https://patch.msgid.link/20250904132252.3041613-1-lkml@antheas.dev
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
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The firmware of Mechrevo Yilong15Pro emits a spurious keyboard interrupt on
events including closing the lid. When a user closes the lid on an already
suspended system this causes the system to wake up.
Add Mechrevo Yilong15Pro Series (GM5HG7A) to the list of quirk
spurious_8042 to work around this issue.
Link: https://lore.kernel.org/linux-pm/6ww4uu6Gl4F5n6VY5dl1ufASfKzs4DhMxAN8BuqUpCoqU3PQukVSVSBCl_lKIzkQ-S8kt1acPd58eyolhkWN32lMLFj4ViI0Tdu2jwhnYZ8=@proton.me/
Signed-off-by: April Grimoire <aprilgrimoire@proton.me>
Reviewed-by: Mario Limonciello (AMD) <superm1@kernel.org>
Link: https://patch.msgid.link/IvSc_IN5Pa0wRXElTk_fEl-cTpMZxg6TCQk_7aRUkTd9vJUp_ZeC0NdXZ0z6Tn7B-XiqqqQvCH65lq6FqhuECBMEYWcHQmWm1Jo7Br8kpeg=@proton.me
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
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The intel_pstate driver manages CPU capacity changes itself and it does
not need an update of the capacity of all CPUs in the system to be
carried out after registering a PD.
Moreover, in some configurations (for instance, an SMT-capable
hybrid x86 system booted with nosmt in the kernel command line) the
em_check_capacity_update() call at the end of em_dev_register_perf_domain()
always fails and reschedules itself to run once again in 1 s, so
effectively it runs in vain every 1 s forever.
To address this, introduce a new variant of em_dev_register_perf_domain(),
called em_dev_register_pd_no_update(), that does not invoke
em_check_capacity_update(), and make intel_pstate use it instead of the
original.
Fixes: 7b010f9b9061 ("cpufreq: intel_pstate: EAS support for hybrid platforms")
Closes: https://lore.kernel.org/linux-pm/40212796-734c-4140-8a85-854f72b8144d@panix.com/
Reported-by: Kenneth R. Crudup <kenny@panix.com>
Tested-by: Kenneth R. Crudup <kenny@panix.com>
Cc: 6.16+ <stable@vger.kernel.org> # 6.16+
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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https://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi/iwlwifi-next
Miri Korenblit says:
====================
iwlwifi fix
====================
Which is a fix for (old) 130/1030 devices to work again.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
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Previous checks incorrectly tested the DMA addresses (dma_handle) for
NULL. Since dma_alloc_coherent() returns the CPU (virtual) address, the
NULL check should be performed on the *_base_addr pointer to correctly
detect allocation failures.
Update the checks to validate sqe_base_addr and cqe_base_addr instead of
sqe_dma_addr and cqe_dma_addr.
Fixes: 4682abfae2eb ("scsi: ufs: core: mcq: Allocate memory for MCQ mode")
Signed-off-by: Alok Tiwari <alok.a.tiwari@oracle.com>
Reviewed-by: Alim Akhtar <alim.akhtar@samsung.com>
Reviewed-by: Manivannan Sadhasivam <mani@kernel.org>
Reviewed-by: Peter Wang <peter.wang@mediatek.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
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Syzkaller managed to lock the lower device via ETHTOOL_SFEATURES:
netdev_lock include/linux/netdevice.h:2761 [inline]
netdev_lock_ops include/net/netdev_lock.h:42 [inline]
netdev_sync_lower_features net/core/dev.c:10649 [inline]
__netdev_update_features+0xcb1/0x1be0 net/core/dev.c:10819
netdev_update_features+0x6d/0xe0 net/core/dev.c:10876
macsec_notify+0x2f5/0x660 drivers/net/macsec.c:4533
notifier_call_chain+0x1b3/0x3e0 kernel/notifier.c:85
call_netdevice_notifiers_extack net/core/dev.c:2267 [inline]
call_netdevice_notifiers net/core/dev.c:2281 [inline]
netdev_features_change+0x85/0xc0 net/core/dev.c:1570
__dev_ethtool net/ethtool/ioctl.c:3469 [inline]
dev_ethtool+0x1536/0x19b0 net/ethtool/ioctl.c:3502
dev_ioctl+0x392/0x1150 net/core/dev_ioctl.c:759
It happens because lower features are out of sync with the upper:
__dev_ethtool (real_dev)
netdev_lock_ops(real_dev)
ETHTOOL_SFEATURES
__netdev_features_change
netdev_sync_upper_features
disable LRO on the lower
if (old_features != dev->features)
netdev_features_change
fires NETDEV_FEAT_CHANGE
macsec_notify
NETDEV_FEAT_CHANGE
netdev_update_features (for each macsec dev)
netdev_sync_lower_features
if (upper_features != lower_features)
netdev_lock_ops(lower) # lower == real_dev
stuck
...
netdev_unlock_ops(real_dev)
Per commit af5f54b0ef9e ("net: Lock lower level devices when updating
features"), we elide the lock/unlock when the upper and lower features
are synced. Makes sure the lower (real_dev) has proper features after
the macsec link has been created. This makes sure we never hit the
situation where we need to sync upper flags to the lower.
Reported-by: syzbot+7e0f89fb6cae5d002de0@syzkaller.appspotmail.com
Closes: https://syzkaller.appspot.com/bug?extid=7e0f89fb6cae5d002de0
Fixes: 7e4d784f5810 ("net: hold netdev instance lock during rtnetlink operations")
Signed-off-by: Stanislav Fomichev <sdf@fomichev.me>
Reviewed-by: Sabrina Dubroca <sd@queasysnail.net>
Link: https://patch.msgid.link/20250908173614.3358264-1-sdf@fomichev.me
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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The blamed commit changed the conditions which phylib uses to stop
and start the state machine in the suspend and resume paths, and
while improving it, has caused two issues.
The original code used this test:
phydev->attached_dev && phydev->adjust_link
and if true, the paths would handle the PHY state machine. This test
evaluates true for normal drivers that are using phylib directly
while the PHY is attached to the network device, but false in all
other cases, which include the following cases:
- when the PHY has never been attached to a network device.
- when the PHY has been detached from a network device (as phy_detach()
sets phydev->attached_dev to NULL, phy_disconnect() calls
phy_detach() and additionally sets phydev->adjust_link NULL.)
- when phylink is using the driver (as phydev->adjust_link is NULL.)
Only the third case was incorrect, and the blamed commit attempted to
fix this by changing this test to (simplified for brevity, see
phy_uses_state_machine()):
phydev->phy_link_change == phy_link_change ?
phydev->attached_dev && phydev->adjust_link : true
However, this also incorrectly evaluates true in the first two cases.
Fix the first case by ensuring that phy_uses_state_machine() returns
false when phydev->phy_link_change is NULL.
Fix the second case by ensuring that phydev->phy_link_change is set to
NULL when phy_detach() is called.
Reported-by: Xu Yang <xu.yang_2@nxp.com>
Link: https://lore.kernel.org/r/20250806082931.3289134-1-xu.yang_2@nxp.com
Fixes: fc75ea20ffb4 ("net: phy: allow MDIO bus PM ops to start/stop state machine for phylink-controlled PHY")
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Reviewed-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Link: https://patch.msgid.link/E1uvMEz-00000003Aoe-3qWe@rmk-PC.armlinux.org.uk
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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There is no reason to require this to happen on first submitted IB only.
We need to wait for the queue to be idle, but it can be done at any
time (including when there are multiple video sessions active).
Signed-off-by: David Rosca <david.rosca@amd.com>
Reviewed-by: Leo Liu <leo.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit 8908fdce0634a623404e9923ed2f536101a39db5)
Cc: stable@vger.kernel.org
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There can be multiple engine info packages in one IB and the first one
may be common engine, not decode/encode.
We need to parse the entire IB instead of stopping after finding first
engine info.
Signed-off-by: David Rosca <david.rosca@amd.com>
Reviewed-by: Leo Liu <leo.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit dc8f9f0f45166a6b37864e7a031c726981d6e5fc)
Cc: stable@vger.kernel.org
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Declare isp firmware file isp_4_1_1.bin required by isp4.1.1 device.
Suggested-by: Alexey Zagorodnikov <xglooom@gmail.com>
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Pratap Nirujogi <pratap.nirujogi@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit d97b74a833eba1f4f69f67198fd98ef036c0e5f9)
Cc: stable@vger.kernel.org
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This function can be called from an atomic context so we can't use
fsleep().
Fixes: 01f60348d8fb ("drm/amd/display: Fix 'failed to blank crtc!'")
Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/4549
Cc: Wen Chen <Wen.Chen3@amd.com>
Cc: Fangzhi Zuo <jerry.zuo@amd.com>
Cc: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Cc: Harry Wentland <harry.wentland@amd.com>
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit 27e4dc2c0543fd1808cc52bd888ee1e0533c4a2e)
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Commit b61badd20b44 ("drm/amdgpu: fix usage slab after free")
reordered when amdgpu_fence_driver_sw_fini() was called after
that patch, amdgpu_fence_driver_sw_fini() effectively became
a no-op as the sched entities we never freed because the
ring pointers were already set to NULL. Remove the NULL
setting.
Reported-by: Lin.Cao <lincao12@amd.com>
Cc: Vitaly Prosyak <vitaly.prosyak@amd.com>
Cc: Christian König <christian.koenig@amd.com>
Fixes: b61badd20b44 ("drm/amdgpu: fix usage slab after free")
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit a525fa37aac36c4591cc8b07ae8957862415fbd5)
Cc: stable@vger.kernel.org
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The i40e hardware has multiple hardware settings which define the Maximum
Frame Size (MFS) of the physical port. The firmware has an AdminQ command
(0x0603) to configure the MFS, but the i40e Linux driver never issues this
command.
In most cases this is no problem, as the NVM default value has the device
configured for its maximum value of 9728. Unfortunately, recent versions of
the iPXE intelxl driver now issue the 0x0603 Set Mac Config command,
modifying the MFS and reducing it from its default value of 9728.
This occurred as part of iPXE commit 6871a7de705b ("[intelxl] Use admin
queue to set port MAC address and maximum frame size"), a prerequisite
change for supporting the E800 series hardware in iPXE. Both the E700 and
E800 firmware support the AdminQ command, and the iPXE code shares much of
the logic between the two device drivers.
The ice E800 Linux driver already issues the 0x0603 Set Mac Config command
early during probe, and is thus unaffected by the iPXE change.
Since commit 3a2c6ced90e1 ("i40e: Add a check to see if MFS is set"), the
i40e driver does check the I40E_PRTGL_SAH register, but it only logs a
warning message if its value is below the 9728 default. This register also
only covers received packets and not transmitted packets. A warning can
inform system administrators, but does not correct the issue. No
interactions from userspace cause the driver to write to PRTGL_SAH or issue
the 0x0603 AdminQ command. Only a GLOBR reset will restore the value to its
default value. There is no obvious method to trigger a GLOBR reset from
user space.
To fix this, introduce the i40e_aq_set_mac_config() function, similar to
the one from the ice driver. Call this during early probe to ensure that
the device configuration matches driver expectation. Unlike E800, the E700
firmware also has a bit to control whether the MAC should append CRC data.
It is on by default, but setting a 0 to this bit would disable CRC. The
i40e implementation must set this bit to ensure CRC will be appended by the
MAC.
In addition to the AQ command, instead of just checking the I40E_PRTGL_SAH
register, update its value to the 9728 default and write it back. This
ensures that the hardware is in the expected state, regardless of whether
the iPXE (or any other early boot driver) has modified this state.
This is a better user experience, as we now fix the issues with larger MTU
instead of merely warning. It also aligns with the way the ice E800 series
driver works.
A final note: The Fixes tag provided here is not strictly accurate. The
issue occurs as a result of an external entity (the iPXE intelxl driver),
and this is not a regression specifically caused by the mentioned change.
However, I believe the original change to just warn about PRTGL_SAH being
too low was an insufficient fix.
Fixes: 3a2c6ced90e1 ("i40e: Add a check to see if MFS is set")
Link: https://github.com/ipxe/ipxe/commit/6871a7de705b6f6a4046f0d19da9bcd689c3bc8e
Signed-off-by: Jacob Keller <jacob.e.keller@intel.com>
Signed-off-by: Aleksandr Loktionov <aleksandr.loktionov@intel.com>
Reviewed-by: Michal Schmidt <mschmidt@redhat.com>
Tested-by: Rinitha S <sx.rinitha@intel.com> (A Contingent worker at Intel)
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
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Expand workaround to additional graphics architectures.
Cc: Vinay Belgaumkar <vinay.belgaumkar@intel.com>
Cc: Stuart Summers <stuart.summers@intel.com>
Cc: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Cc: Lucas De Marchi <lucas.demarchi@intel.com>
Cc: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: intel-xe@lists.freedesktop.org
Cc: <stable@vger.kernel.org> # v6.17+
Signed-off-by: Julia Filipchuk <julia.filipchuk@intel.com>
Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
Link: https://lore.kernel.org/r/20250903190122.1028373-2-julia.filipchuk@intel.com
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
(cherry picked from commit 6fc957185e1691bb6dfa4193698a229db537c2a2)
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
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When the xe pm_notifier evicts for suspend / hibernate, there might be
racing tasks trying to re-validate again. This can lead to suspend taking
excessive time or get stuck in a live-lock. This behaviour becomes
much worse with the fix that actually makes re-validation bring back
bos to VRAM rather than letting them remain in TT.
Prevent that by having exec and the rebind worker waiting for a completion
that is set to block by the pm_notifier before suspend and is signaled
by the pm_notifier after resume / wakeup.
It's probably still possible to craft malicious applications that block
suspending. More work is pending to fix that.
v3:
- Avoid wait_for_completion() in the kernel worker since it could
potentially cause work item flushes from freezable processes to
wait forever. Instead terminate the rebind workers if needed and
re-launch at resume. (Matt Auld)
v4:
- Fix some bad naming and leftover debug printouts.
- Fix kerneldoc.
- Use drmm_mutex_init() for the xe->rebind_resume_lock (Matt Auld).
- Rework the interface of xe_vm_rebind_resume_worker (Matt Auld).
Link: https://gitlab.freedesktop.org/drm/xe/kernel/-/issues/4288
Fixes: c6a4d46ec1d7 ("drm/xe: evict user memory in PM notifier")
Cc: Matthew Auld <matthew.auld@intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: <stable@vger.kernel.org> # v6.16+
Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Link: https://lore.kernel.org/r/20250904160715.2613-4-thomas.hellstrom@linux.intel.com
(cherry picked from commit 599334572a5a99111015fbbd5152ce4dedc2f8b7)
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
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Its actions are opportunistic anyway and will be completed
on device suspend.
Marking as a fix to simplify backporting of the fix
that follows in the series.
v2:
- Keep the runtime pm reference over suspend / hibernate and
document why. (Matt Auld, Rodrigo Vivi):
Fixes: c6a4d46ec1d7 ("drm/xe: evict user memory in PM notifier")
Cc: Matthew Auld <matthew.auld@intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: <stable@vger.kernel.org> # v6.16+
Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Link: https://lore.kernel.org/r/20250904160715.2613-3-thomas.hellstrom@linux.intel.com
(cherry picked from commit ebd546fdffddfcaeab08afdd68ec93052c8fa740)
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
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VRAM+TT bos that are evicted from VRAM to TT may remain in
TT also after a revalidation following eviction or suspend.
This manifests itself as applications becoming sluggish
after buffer objects get evicted or after a resume from
suspend or hibernation.
If the bo supports placement in both VRAM and TT, and
we are on DGFX, mark the TT placement as fallback. This means
that it is tried only after VRAM + eviction.
This flaw has probably been present since the xe module was
upstreamed but use a Fixes: commit below where backporting is
likely to be simple. For earlier versions we need to open-
code the fallback algorithm in the driver.
v2:
- Remove check for dgfx. (Matthew Auld)
- Update the xe_dma_buf kunit test for the new strategy (CI)
- Allow dma-buf to pin in current placement (CI)
- Make xe_bo_validate() for pinned bos a NOP.
Closes: https://gitlab.freedesktop.org/drm/xe/kernel/-/issues/5995
Fixes: a78a8da51b36 ("drm/ttm: replace busy placement with flags v6")
Cc: Matthew Brost <matthew.brost@intel.com>
Cc: Matthew Auld <matthew.auld@intel.com>
Cc: <stable@vger.kernel.org> # v6.9+
Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Link: https://lore.kernel.org/r/20250904160715.2613-2-thomas.hellstrom@linux.intel.com
(cherry picked from commit cb3d7b3b46b799c96b54f8e8fe36794a55a77f0b)
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
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This is a user controlled configfs attribute, we should not
modify that outside the configfs attr.store() implementation.
Fixes: bc417e54e24b ("drm/xe: Enable configfs support for survivability mode")
Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Cc: Lucas De Marchi <lucas.demarchi@intel.com>
Cc: Riana Tauro <riana.tauro@intel.com>
Reviewed-by: Stuart Summers <stuart.summers@intel.com>
Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
Link: https://lore.kernel.org/r/20250904103521.7130-1-michal.wajdeczko@intel.com
(cherry picked from commit 079a5c83dbd23db7a6eed8f558cf75e264d8a17b)
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
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If request_irq() in i40e_vsi_request_irq_msix() fails in an iteration
later than the first, the error path wants to free the IRQs requested
so far. However, it uses the wrong dev_id argument for free_irq(), so
it does not free the IRQs correctly and instead triggers the warning:
Trying to free already-free IRQ 173
WARNING: CPU: 25 PID: 1091 at kernel/irq/manage.c:1829 __free_irq+0x192/0x2c0
Modules linked in: i40e(+) [...]
CPU: 25 UID: 0 PID: 1091 Comm: NetworkManager Not tainted 6.17.0-rc1+ #1 PREEMPT(lazy)
Hardware name: [...]
RIP: 0010:__free_irq+0x192/0x2c0
[...]
Call Trace:
<TASK>
free_irq+0x32/0x70
i40e_vsi_request_irq_msix.cold+0x63/0x8b [i40e]
i40e_vsi_request_irq+0x79/0x80 [i40e]
i40e_vsi_open+0x21f/0x2f0 [i40e]
i40e_open+0x63/0x130 [i40e]
__dev_open+0xfc/0x210
__dev_change_flags+0x1fc/0x240
netif_change_flags+0x27/0x70
do_setlink.isra.0+0x341/0xc70
rtnl_newlink+0x468/0x860
rtnetlink_rcv_msg+0x375/0x450
netlink_rcv_skb+0x5c/0x110
netlink_unicast+0x288/0x3c0
netlink_sendmsg+0x20d/0x430
____sys_sendmsg+0x3a2/0x3d0
___sys_sendmsg+0x99/0xe0
__sys_sendmsg+0x8a/0xf0
do_syscall_64+0x82/0x2c0
entry_SYSCALL_64_after_hwframe+0x76/0x7e
[...]
</TASK>
---[ end trace 0000000000000000 ]---
Use the same dev_id for free_irq() as for request_irq().
I tested this with inserting code to fail intentionally.
Fixes: 493fb30011b3 ("i40e: Move q_vectors from pointer to array to array of pointers")
Signed-off-by: Michal Schmidt <mschmidt@redhat.com>
Reviewed-by: Aleksandr Loktionov <aleksandr.loktionov@intel.com>
Reviewed-by: Subbaraya Sundeep <sbhatta@marvell.com>
Tested-by: Rinitha S <sx.rinitha@intel.com> (A Contingent worker at Intel)
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
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The igb driver incorrectly skips the link test when the network
interface is admin down (if_running == false), causing the test to
always report PASS regardless of the actual physical link state.
This behavior is inconsistent with other drivers (e.g. i40e, ice, ixgbe,
etc.) which correctly test the physical link state regardless of admin
state.
Remove the if_running check to ensure link test always reflects the
physical link state.
Fixes: 8d420a1b3ea6 ("igb: correct link test not being run when link is down")
Signed-off-by: Kohei Enju <enjuk@amazon.com>
Reviewed-by: Paul Menzel <pmenzel@molgen.mpg.de>
Tested-by: Rinitha S <sx.rinitha@intel.com> (A Contingent worker at Intel)
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
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The igb driver currently causes a NULL pointer dereference when executing
the ethtool loopback test. This occurs because there is no associated
q_vector for the test ring when it is set up, as interrupts are typically
not added to the test rings.
Since commit 5ef44b3cb43b removed the napi_id assignment in
__xdp_rxq_info_reg(), there is no longer a need to pass a napi_id to it.
Therefore, simply use 0 as the last parameter.
Fixes: 2c6196013f84 ("igb: Add AF_XDP zero-copy Rx support")
Reviewed-by: Aleksandr Loktionov <aleksandr.loktionov@intel.com>
Reviewed-by: Joe Damato <joe@dama.to>
Signed-off-by: Tianyu Xu <tianyxu@cisco.com>
Reviewed-by: Paul Menzel <pmenzel@molgen.mpg.de>
Tested-by: Rinitha S <sx.rinitha@intel.com> (A Contingent worker at Intel)
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
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Current mem limit check leaks some GTT memory (reserved_for_pt
reserved_for_ras + adev->vram_pin_size) for small APUs.
Since carveout VRAM is tunable on APUs, there are three case
regarding the carveout VRAM size relative to GTT:
1. 0 < carveout < gtt
apu_prefer_gtt = true, is_app_apu = false
2. carveout > gtt / 2
apu_prefer_gtt = false, is_app_apu = false
3. 0 = carveout
apu_prefer_gtt = true, is_app_apu = true
It doesn't make sense to check below limitation in case 1
(default case, small carveout) because the values in the below
expression are mixed with carveout and gtt.
adev->kfd.vram_used[xcp_id] + vram_needed >
vram_size - reserved_for_pt - reserved_for_ras -
atomic64_read(&adev->vram_pin_size)
gtt: kfd.vram_used, vram_needed, vram_size
carveout: reserved_for_pt, reserved_for_ras, adev->vram_pin_size
In case 1, vram allocation will go to gtt domain, skip vram check
since ttm_mem_limit check already cover this allocation.
Signed-off-by: Yifan Zhang <yifan1.zhang@amd.com>
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit fa7c99f04f6dd299388e9282812b14e95558ac8e)
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When creating p2p links, KFD needs to check XGMI link
with two conditions, hive_id and is_sharing_enabled,
but it is missing to check is_sharing_enabled, so add
it to fix the error.
Signed-off-by: Eric Huang <jinhuieric.huang@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit 36cc7d13178d901982da7a122c883861d98da624)
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Fixes a bug where unbinding of the GPU would leave the oem i2c adapter
registered resulting in a null pointer dereference when applications try
to access the invalid device.
Fixes: 3d5470c97314 ("drm/amd/display/dm: add support for OEM i2c bus")
Cc: Harry Wentland <harry.wentland@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Geoffrey McRae <geoffrey.mcrae@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit 89923fb7ead4fdd37b78dd49962d9bb5892403e6)
Cc: stable@vger.kernel.org
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[Why]
dm_prepare_suspend() was added in commit 50e0bae34fa6b
("drm/amd/display: Add and use new dm_prepare_suspend() callback")
to allow display to turn off earlier in the suspend sequence.
This caused a regression that HDMI audio sometimes didn't work
properly after resume unless audio was playing during suspend.
[How]
Drop dm_prepare_suspend() callback. All code in it will still run
during dm_suspend(). Also drop unnecessary dm_complete() callback.
dm_complete() was used for failed prepare and also for any case
of successful resume. The code in it already runs in dm_resume().
This change will introduce more time that the display is turned on
during suspend sequence. The compositor can turn it off sooner if
desired.
Cc: Harry Wentland <harry.wentland@amd.com>
Reported-by: Przemysław Kopa <prz.kopa@gmail.com>
Closes: https://lore.kernel.org/amd-gfx/1cea0d56-7739-4ad9-bf8e-c9330faea2bb@kernel.org/T/#m383d9c08397043a271b36c32b64bb80e524e4b0f
Reported-by: Kalvin <hikaph+oss@gmail.com>
Closes: https://github.com/alsa-project/alsa-lib/issues/465
Closes: https://gitlab.freedesktop.org/pipewire/pipewire/-/issues/4809
Fixes: 50e0bae34fa6b ("drm/amd/display: Add and use new dm_prepare_suspend() callback")
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit 2fd653b9bb5aacec5d4c421ab290905898fe85a2)
Cc: stable@vger.kernel.org
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[why]
The current PG & RCG programming in driver has some gaps and incorrect
sequences.
[how]
Added delays after ungating clocks to allow ramp up, increased polling
to allow more time for power up, and removed the incorrect sequences.
Cc: Mario Limonciello <mario.limonciello@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Charlene Liu <charlene.liu@amd.com>
Signed-off-by: Ovidiu Bunea <ovidiu.bunea@amd.com>
Signed-off-by: Wayne Lin <wayne.lin@amd.com>
Tested-by: Dan Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit 1bde5584e297921f45911ae874b0175dce5ed4b5)
Cc: stable@vger.kernel.org
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Disable dpcd probe quirk to native aux.
Signed-off-by: Fangzhi Zuo <Jerry.Zuo@amd.com>
Reviewed-by: Imre Deak <imre.deak@intel.com>
Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/4500
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Link: https://lore.kernel.org/r/20250904191351.746707-1-Jerry.Zuo@amd.com
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit c5f4fb40584ee591da9fa090c6f265d11cbb1acf)
Cc: stable@vger.kernel.org # 6.16.y: 5281cbe0b55a
Cc: stable@vger.kernel.org # 6.16.y: 0b4aa85e8981
Cc: stable@vger.kernel.org # 6.16.y: b87ed522b364
Cc: stable@vger.kernel.org # 6.16.y
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The 130/1030 devices are really derivatives of 6030,
with some small differences not pertaining to the MAC,
so they must use the 6030 MAC config.
Closes: https://bugzilla.kernel.org/show_bug.cgi?id=220472
Closes: https://bugzilla.kernel.org/show_bug.cgi?id=220517
Fixes: 35ac275ebe0c ("wifi: iwlwifi: cfg: finish config split")
Cc: stable@vger.kernel.org
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://patch.msgid.link/20250909121728.8e4911f12528.I3aa7194012a4b584fbd5ddaa3a77e483280f1de4@changeid
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
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