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authorTrond Myklebust <Trond.Myklebust@netapp.com>2007-06-14 17:26:17 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2007-07-10 23:40:30 -0400
commit4ada539ed77c7a2bbcb75cafbbd7bd8d2b9bef7b (patch)
treecb4ba7df88aee07173dc7e44a3c35249ae4ab539 /net/sunrpc/clnt.c
parentab418d70e1fceda1e2824c45ba3323a1b1413507 (diff)
SUNRPC: Make create_client() take a reference to the rpciod workqueue
Ensures that an rpc_client always has the possibility to send asynchronous RPC calls. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'net/sunrpc/clnt.c')
-rw-r--r--net/sunrpc/clnt.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index 78bbb359281..fe838e996ee 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -111,6 +111,9 @@ static struct rpc_clnt * rpc_new_client(struct rpc_xprt *xprt, char *servname, s
dprintk("RPC: creating %s client for %s (xprt %p)\n",
program->name, servname, xprt);
+ err = rpciod_up();
+ if (err)
+ goto out_no_rpciod;
err = -EINVAL;
if (!xprt)
goto out_no_xprt;
@@ -191,6 +194,8 @@ out_no_stats:
out_err:
xprt_put(xprt);
out_no_xprt:
+ rpciod_down();
+out_no_rpciod:
return ERR_PTR(err);
}
@@ -287,6 +292,7 @@ rpc_clone_client(struct rpc_clnt *clnt)
xprt_get(clnt->cl_xprt);
kref_get(&clnt->cl_kref);
rpc_register_client(new);
+ rpciod_up();
return new;
out_no_path:
rpc_free_iostats(new->cl_metrics);
@@ -344,6 +350,7 @@ out_free:
rpc_free_iostats(clnt->cl_metrics);
clnt->cl_metrics = NULL;
xprt_put(clnt->cl_xprt);
+ rpciod_down();
kfree(clnt);
}