virtio_net: do not reschedule rx refill forever
authorMichael S. Tsirkin <mst@redhat.com>
Fri, 2 Jul 2010 16:32:55 +0000 (16:32 +0000)
committerDavid S. Miller <davem@davemloft.net>
Sat, 3 Jul 2010 05:27:25 +0000 (22:27 -0700)
commit1788f49548860fa1c861ee3454d47b466c877e43
treefa1b0633814188f942441eaa5a89dd504faae819
parent4a49043223e5047c8f60a09f7b2927a2e6e8dfc7
virtio_net: do not reschedule rx refill forever

We currently fill all of RX ring, then add_buf
returns ENOSPC, which gets mis-detected as an out of
memory condition and causes us to reschedule the work,
and so on forever. Fix this by oom = err == -ENOMEM;

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Cc: stable@kernel.org # .34.x
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/virtio_net.c