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macvtap: do not add self to waitqueue if doing a nonblock read
authorJason Wang <jasowang@redhat.com>
Wed, 5 Jun 2013 23:54:34 +0000 (23:54 +0000)
committerDavid S. Miller <davem@davemloft.net>
Sat, 8 Jun 2013 06:49:08 +0000 (23:49 -0700)
There's no need to add self to waitqueue if doing a nonblock read. This could
help to avoid the spinlock contention.

Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/macvtap.c patch | blob | history

diff --cc drivers/net/macvtap.c
Simple merge
Pandora Kernel Repository