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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)
committerFelix Fietkau <nbd@nbd.name>
Thu, 3 Feb 2022 12:57:58 +0000 (13:57 +0100)
commit591cdccebdd4d02eb46d400dea911136400cc567
tree3ebbead722ee4b8862bd8f4382b9a1bd23320a03tree | snapshot
parentb44eeb8cbdf2b88f2844f11e4f263b0abed5b5b0commit | diff
mt76: mt7921: fix a leftover race in runtime-pm

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>
drivers/net/wireless/mediatek/mt76/mt7921/mac.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git