For virtio-net we were getting CPU stall warnings, and fixed it by
calling the scheduler: see
f8bb51043945 ("virtio_net: suppress cpu stall
when free_unused_bufs").
This driver is similar so theoretically the same logic applies.
Signed-off-by: Xianting Tian <xianting.tian@linux.alibaba.com>
Message-Id: <
20230609131817.712867-4-xianting.tian@linux.alibaba.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
while ((skb = virtqueue_detach_unused_buf(vq)))
kfree_skb(skb);
+ cond_resched();
}
return 0;