tree 72bb164119ff36690a2d2d34449e00ff81def5ad
parent 7cdbac71f911494aa7d0343be23c092ca84a5ed4
author Jason Wang <jasowang@redhat.com> 1370672261 +0800
committer David S. Miller <davem@davemloft.net> 1371023075 -0700

tuntap: set SOCK_ZEROCOPY flag during open

Commit 54f968d6efdbf7dec36faa44fc11f01b0e4d1990
(tuntap: move socket to tun_file) forgets to set SOCK_ZEROCOPY flag, which will
prevent vhost_net from doing zercopy w/ tap. This patch fixes this by setting
it during file open.

Cc: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>