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OpenCloudOS-Kernel
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Merge branch 'bugfixes' of git://git.linux-nfs.org/projects/trondmy/linux-nfs 

* 'bugfixes' of git://git.linux-nfs.org/projects/trondmy/linux-nfs:
  SUNRPC: Ensure we return EAGAIN in xs_nospace if congestion is cleared
This commit is contained in:
Linus Torvalds 2011-11-28 08:59:11 -08:00
parent 3c512b193a 24ca9a8477
commit f02877ce3c
1 changed files with 1 additions and 2 deletions
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3
net/sunrpc/xprtsock.c
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@ -496,7 +496,7 @@ static int xs_nospace(struct rpc_task *task)
struct rpc_rqst *req = task->tk_rqstp;
struct rpc_xprt *xprt = req->rq_xprt;
struct sock_xprt *transport = container_of(xprt, struct sock_xprt, xprt);
int ret = 0;
int ret = -EAGAIN;
dprintk("RPC: %5u xmit incomplete (%u left of %u)\n",
task->tk_pid, req->rq_slen - req->rq_bytes_sent,
@ -508,7 +508,6 @@ static int xs_nospace(struct rpc_task *task)
/* Don't race with disconnect */
if (xprt_connected(xprt)) {
if (test_bit(SOCK_ASYNC_NOSPACE, &transport->sock->flags)) {
ret = -EAGAIN;
/*
* Notify TCP that we're limited by the application
* window size