From 19a6afb23e5d323e1245baa4e62755492b2f1200 Mon Sep 17 00:00:00 2001
From: Jason Wang <jasowang@redhat.com>
Date: Sat, 8 Jun 2013 14:17:41 +0800
Subject: [PATCH] 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>
---
Reading git-format-patch failed