From: Ben Pfaff <blp@nicira.com>
Date: Fri, 8 Apr 2011 21:23:13 +0000 (-0700)
Subject: netdev-linux: Fix blocking while sending packets.
X-Git-Tag: v1.2.0~473
X-Git-Url: http://git.onelab.eu/?a=commitdiff_plain;h=b981622b84c7832adbaa3dffbe3d3d115f225926;p=sliver-openvswitch.git

netdev-linux: Fix blocking while sending packets.

The AF_PACKET socket needs to be in nonblocking mode or trying to send
a packet can take a long time.
---

diff --git a/lib/netdev-linux.c b/lib/netdev-linux.c
index 1aa909345..50bec0887 100644
--- a/lib/netdev-linux.c
+++ b/lib/netdev-linux.c
@@ -452,6 +452,7 @@ netdev_linux_init(void)
                 VLOG_ERR("failed to create packet socket: %s",
                          strerror(status));
             }
+            set_nonblocking(af_packet_sock);
         }
 
         /* Create rtnetlink socket. */