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SUNRPC: Make create_client() take a reference to the rpciod workqueue

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Ensures that an rpc_client always has the possibility to send asynchronous
RPC calls.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Trond Myklebust
2007-06-14 17:26:17 -04:00
parent ab418d70e1
commit 4ada539ed7
2 changed files with 7 additions and 31 deletions
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7
net/sunrpc/clnt.c
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@@ -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);
}