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authorVenkateswararao Jujjuri (JV) <jvrao@linux.vnet.ibm.com>2011-03-14 14:22:41 -0700
committerEric Van Hensbergen <ericvh@gmail.com>2011-03-22 16:32:48 -0500
commit316ad5501c2098cb2a2a25ed77a0421f1671411c (patch)
tree7954b7c8988cf3f41fea54b8243dce6bc3e3ad2d /net/9p
parenta01a984035ea799b14aa5e874dcaeb122f09c4b4 (diff)
downloadop-kernel-dev-316ad5501c2098cb2a2a25ed77a0421f1671411c.zip
op-kernel-dev-316ad5501c2098cb2a2a25ed77a0421f1671411c.tar.gz
[net/9p] Don't re-pin pages on retrying virtqueue_add_buf().
Signed-off-by: Venkateswararao Jujjuri <jvrao@linux.vnet.ibm.com> Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
Diffstat (limited to 'net/9p')
-rw-r--r--net/9p/trans_virtio.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/9p/trans_virtio.c b/net/9p/trans_virtio.c
index cb98af9..c6e1ae2 100644
--- a/net/9p/trans_virtio.c
+++ b/net/9p/trans_virtio.c
@@ -262,7 +262,6 @@ p9_virtio_request(struct p9_client *client, struct p9_req_t *req)
P9_DPRINTK(P9_DEBUG_TRANS, "9p debug: virtio request\n");
-req_retry:
req->status = REQ_STATUS_SENT;
if (req->tc->pbuf_size && (req->tc->pubuf && P9_IS_USER_CONTEXT)) {
@@ -295,6 +294,7 @@ req_retry:
}
}
+req_retry_pinned:
spin_lock_irqsave(&chan->lock, flags);
/* Handle out VirtIO ring buffers */
@@ -355,7 +355,7 @@ req_retry:
return err;
P9_DPRINTK(P9_DEBUG_TRANS, "9p:Retry virtio request\n");
- goto req_retry;
+ goto req_retry_pinned;
} else {
spin_unlock_irqrestore(&chan->lock, flags);
P9_DPRINTK(P9_DEBUG_TRANS,
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