diff options
| author | Lorenzo Bianconi <lorenzo@kernel.org> | 2022-06-03 09:35:00 +0200 |
|---|---|---|
| committer | Felix Fietkau <nbd@nbd.name> | 2022-07-11 13:40:01 +0200 |
| commit | 9ed107e0e98b7e5ee6cb0b738e83e003e543f653 (patch) | |
| tree | 5cd81458ce9e3141d43b24a387b6a4b925a36f17 /drivers/net | |
| parent | e55c27ed9ccf37118b80178ec32dfed583171363 (diff) | |
mt76: mt7921: add missing bh-disable around rx napi schedule
napi_schedule() can call __raise_softirq_irqoff(), which can perform
softirq handling, so it must not be called in a pure process context
with BH enabled.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7921/mac.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c index a630ddbf19e5..01ed779d3976 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c @@ -1538,8 +1538,10 @@ void mt7921_pm_wake_work(struct work_struct *work) mt76_connac_pm_dequeue_skbs(mphy, &dev->pm); mt76_worker_schedule(&mdev->sdio.txrx_worker); } else { + local_bh_disable(); mt76_for_each_q_rx(mdev, i) napi_schedule(&mdev->napi[i]); + local_bh_enable(); mt76_connac_pm_dequeue_skbs(mphy, &dev->pm); mt7921_mcu_tx_cleanup(dev); } |