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(parent: 7769c18) | patch
mt76: mt7921: fix a leftover race in runtime-pm
authorLorenzo Bianconi <lorenzo@kernel.org>
Thu, 30 Dec 2021 20:47:05 +0000 (21:47 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 8 Apr 2022 11:58:02 +0000 (13:58 +0200)
commit299d5320d48482d2937d5cecf5678d118847faf5
tree0f5a75576284fe69e11db51fa36c84a4feccd794tree | snapshot
parent7769c1899d157ee1c9f49a7215804b509a526d1acommit | diff
mt76: mt7921: fix a leftover race in runtime-pm

[ Upstream commit 591cdccebdd4d02eb46d400dea911136400cc567 ]

Fix a possible race in mt7921_pm_power_save_work() if rx/tx napi
schedules ps_work and we are currently accessing device register
on a different cpu.

Fixes: 1d8efc741df8 ("mt76: mt7921: introduce Runtime PM support")
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/net/wireless/mediatek/mt76/mt7921/mac.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git