mt76: mt7921: fix a leftover race in runtime-pm

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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: 1d8efc741d ("mt76: mt7921: introduce Runtime PM support")
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>

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Lorenzo Bianconi 2021-12-30 21:47:05 +01:00 • committed by Felix Fietkau

parent b44eeb8cbd

commit 591cdccebd

1 changed files with 8 additions and 0 deletions

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drivers/net/wireless/mediatek/mt76/mt7921/mac.c

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