]> git.ipfire.org Git - thirdparty/kernel/linux.git/commit
net: ks8851: Avoid excess softirq scheduling
authorMarek Vasut <marex@nabladev.com>
Wed, 15 Apr 2026 23:09:45 +0000 (01:09 +0200)
committerJakub Kicinski <kuba@kernel.org>
Sat, 18 Apr 2026 19:14:19 +0000 (12:14 -0700)
commit22230e68b2cf1ab6b027be8cf1198164a949c4fa
tree1bcde43280c061be2f033e8de68538da027df73c
parent5c9fcac3c872224316714d0d8914d9af16c76a6d
net: ks8851: Avoid excess softirq scheduling

The code injects a packet into netif_rx() repeatedly, which will add
it to its internal NAPI and schedule a softirq, and process it. It is
more efficient to queue multiple packets and process them all at the
local_bh_enable() time.

Reviewed-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Fixes: e0863634bf9f ("net: ks8851: Queue RX packets in IRQ handler instead of disabling BHs")
Cc: stable@vger.kernel.org
Signed-off-by: Marek Vasut <marex@nabladev.com>
Link: https://patch.msgid.link/20260415231020.455298-2-marex@nabladev.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
drivers/net/ethernet/micrel/ks8851_common.c