virtio_net: suppress cpu stall when free_unused_bufs

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[ Upstream commit f8bb510439 ]

For multi-queue and large ring-size use case, the following error
occurred when free_unused_bufs:
rcu: INFO: rcu_sched self-detected stall on CPU.

Fixes: 986a4f4d45 ("virtio_net: multiqueue support")
Signed-off-by: Wenliang Wang <wangwenliang.1995@bytedance.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>

...

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Wenliang Wang 2023-05-04 10:27:06 +08:00 • committed by Greg Kroah-Hartman

parent 4a61d79656

commit d86d42e4a9

1 changed files with 2 additions and 0 deletions

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drivers/net/virtio_net.c

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