[PATCH] [net/9p] Change wake_up to wake_up_all() in the virtio transport.

["Venkateswararao Jujjuri (JV)" <jvrao@xxxxxxxxxxxxxxxxxx>]

This fix wakes up all the threads waiting for the space on VirtIO ring.

Signed-off-by: Venkateswararao Jujjuri <jvrao@xxxxxxxxxxxxxxxxxx>
---
 net/9p/trans_virtio.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/net/9p/trans_virtio.c b/net/9p/trans_virtio.c
index 9b550ed..e90e954 100644
--- a/net/9p/trans_virtio.c
+++ b/net/9p/trans_virtio.c
@@ -148,7 +148,7 @@ static void req_done(struct virtqueue *vq)
 		if (rc != NULL) {
 			if (!chan->ring_bufs_avail) {
 				chan->ring_bufs_avail = 1;
-				wake_up(chan->vc_wq);
+				wake_up_all(chan->vc_wq);
 			}
 			spin_unlock_irqrestore(&chan->lock, flags);
 			P9_DPRINTK(P9_DEBUG_TRANS, ": rc %p\n", rc);
-- 
1.6.5.2

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