The AF_PACKET socket needs to be in nonblocking mode or trying to send
a packet can take a long time.
---
lib/netdev-linux.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/lib/netdev-linux.c b/lib/netdev-linux.c
index eecaaa5..aacc48b 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. */
--
1.7.1
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