diff options
author | Jakub Kicinski <kuba@kernel.org> | 2025-01-23 19:18:41 -0800 |
---|---|---|
committer | Jakub Kicinski <kuba@kernel.org> | 2025-01-27 14:30:50 -0800 |
commit | a60558644e20d036cae0e63d0e3a37f46b7789c0 (patch) | |
tree | 0cfee8847f031032bebbc5d08bd93d64f84aba64 /tools/perf/scripts/python | |
parent | 09a939487fc8b2a437a8f1df20fe95e2857523d9 (diff) |
wifi: mt76: move napi_enable() from under BH
mt76 does a lot of:
local_bh_disable();
napi_enable(...napi);
napi_schedule(...napi);
local_bh_enable();
local_bh_disable() is not a real lock, its most likely taken
because napi_schedule() requires that we invoke softirqs at
some point. napi_enable() needs to take a mutex, so move it
from under the BH protection.
Fixes: 413f0271f396 ("net: protect NAPI enablement with netdev_lock()")
Reported-by: Dan Carpenter <dan.carpenter@linaro.org>
Link: https://lore.kernel.org/dcfd56bc-de32-4b11-9e19-d8bd1543745d@stanley.mountain
Reviewed-by: Eric Dumazet <edumazet@google.com>
Link: https://patch.msgid.link/20250124031841.1179756-8-kuba@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python')
0 files changed, 0 insertions, 0 deletions