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xprtrdma: Fix return code from rpcrdma_xprt_connect()

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I noticed that when rpcrdma_xprt_connect() returns -ENOMEM,
instead of retrying the connect, the RPC client kills the
RPC task that requested the connection. We want a retry
here.

Fixes: cb586decbb ("xprtrdma: Make sendctx queue lifetime the same as connection lifetime")
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
This commit is contained in:
Chuck Lever 2020-06-27 12:35:15 -04:00 committed by Anna Schumaker
parent 4cf44be6f1
commit dda9a951dd
1 changed files with 11 additions and 7 deletions
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18
net/sunrpc/xprtrdma/verbs.c
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@ -400,7 +400,7 @@ static int rpcrdma_ep_create(struct rpcrdma_xprt *r_xprt)
ep = kzalloc(sizeof(*ep), GFP_NOFS);
if (!ep)
return -EAGAIN;
return -ENOTCONN;
ep->re_xprt = &r_xprt->rx_xprt;
kref_init(&ep->re_kref);
@ -535,10 +535,6 @@ int rpcrdma_xprt_connect(struct rpcrdma_xprt *r_xprt)
rpcrdma_ep_get(ep);
rpcrdma_post_recvs(r_xprt, true);
rc = rpcrdma_sendctxs_create(r_xprt);
if (rc)
goto out;
rc = rdma_connect(ep->re_id, &ep->re_remote_cma);
if (rc)
goto out;
@ -552,9 +548,17 @@ int rpcrdma_xprt_connect(struct rpcrdma_xprt *r_xprt)
goto out;
}
rc = rpcrdma_reqs_setup(r_xprt);
if (rc)
rc = rpcrdma_sendctxs_create(r_xprt);
if (rc) {
rc = -ENOTCONN;
goto out;
}
rc = rpcrdma_reqs_setup(r_xprt);
if (rc) {
rc = -ENOTCONN;
goto out;
}
rpcrdma_mrs_create(r_xprt);
out: