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| author |   Trond Myklebust <trond.myklebust@hammerspace.com> | 2019-03-19 11:24:54 -0400 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@hammerspace.com> | 2019-03-23 11:51:22 -0400 |
| commit | d84dd3fb82fa7a094de7f08f10610d55a70cf0ca (patch) | |
| tree | 5fcd76a88df68a31edcc7154ccda9e06906ed9fa /net/sunrpc | |
| parent | NFSv4.1 don't free interrupted slot on open (diff) | |
| download | linux-dev-d84dd3fb82fa7a094de7f08f10610d55a70cf0ca.tar.xz linux-dev-d84dd3fb82fa7a094de7f08f10610d55a70cf0ca.zip | |
SUNRPC: Don't let RPC_SOFTCONN tasks time out if the transport is connected
If the transport is still connected, then we do want to allow
RPC_SOFTCONN tasks to retry. They should time out if and only if
the connection is broken.
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Diffstat (limited to 'net/sunrpc')
| -rw-r--r-- | net/sunrpc/clnt.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c index 228970e6e52b..187d10443a15 100644 --- a/net/sunrpc/clnt.c +++ b/net/sunrpc/clnt.c @@ -2311,6 +2311,15 @@ out_exit: rpc_exit(task, status); } +static bool +rpc_check_connected(const struct rpc_rqst *req) +{ + /* No allocated request or transport? return true */ + if (!req || !req->rq_xprt) + return true; + return xprt_connected(req->rq_xprt); +} + static void rpc_check_timeout(struct rpc_task *task) { @@ -2322,10 +2331,11 @@ rpc_check_timeout(struct rpc_task *task) dprintk("RPC: %5u call_timeout (major)\n", task->tk_pid); task->tk_timeouts++; - if (RPC_IS_SOFTCONN(task)) { + if (RPC_IS_SOFTCONN(task) && !rpc_check_connected(task->tk_rqstp)) { rpc_exit(task, -ETIMEDOUT); return; } + if (RPC_IS_SOFT(task)) { if (clnt->cl_chatty) { printk(KERN_NOTICE "%s: server %s not responding, timed out\n", |