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| author | Venkateswararao Jujjuri (JV) <jvrao@linux.vnet.ibm.com> | 2011-03-14 14:22:41 -0700 |
|---|---|---|
| committer | Eric Van Hensbergen <ericvh@gmail.com> | 2011-03-22 16:32:48 -0500 |
| commit | 316ad5501c2098cb2a2a25ed77a0421f1671411c (patch) | |
| tree | 7954b7c8988cf3f41fea54b8243dce6bc3e3ad2d /net | |
| parent | a01a984035ea799b14aa5e874dcaeb122f09c4b4 (diff) | |
| download | blackbird-obmc-linux-316ad5501c2098cb2a2a25ed77a0421f1671411c.tar.gz blackbird-obmc-linux-316ad5501c2098cb2a2a25ed77a0421f1671411c.zip | |
[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')
| -rw-r--r-- | net/9p/trans_virtio.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/net/9p/trans_virtio.c b/net/9p/trans_virtio.c index cb98af9367ab..c6e1ae2fb926 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, |
