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authorChuck Lever <chuck.lever@oracle.com>2018-05-04 15:35:31 -0400
committerAnna Schumaker <Anna.Schumaker@Netapp.com>2018-05-07 09:20:04 -0400
commite68699cc1a025d24608cf1533abc2edd7256d82c (patch)
treec56e2031b28e5f299e6d0e004cbd60f3f1f0e0fb
parenta7986f09986ac1befc85bcab30970312c476dbc7 (diff)
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xprtrdma: Remove rpcrdma_buffer_get_req_locked()
Clean up. There is only one call-site for this helper, and it can be simplified by using list_first_entry_or_null(). Signed-off-by: Chuck Lever <chuck.lever@oracle.com> Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
-rw-r--r--net/sunrpc/xprtrdma/verbs.c22
1 files changed, 4 insertions, 18 deletions
diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c
index 601b78b64483..b9a6e5d8d8c7 100644
--- a/net/sunrpc/xprtrdma/verbs.c
+++ b/net/sunrpc/xprtrdma/verbs.c
@@ -1175,17 +1175,6 @@ out:
return rc;
}
-static struct rpcrdma_req *
-rpcrdma_buffer_get_req_locked(struct rpcrdma_buffer *buf)
-{
- struct rpcrdma_req *req;
-
- req = list_first_entry(&buf->rb_send_bufs,
- struct rpcrdma_req, rl_list);
- list_del_init(&req->rl_list);
- return req;
-}
-
static struct rpcrdma_rep *
rpcrdma_buffer_get_rep_locked(struct rpcrdma_buffer *buf)
{
@@ -1351,15 +1340,12 @@ rpcrdma_buffer_get(struct rpcrdma_buffer *buffers)
struct rpcrdma_req *req;
spin_lock(&buffers->rb_lock);
- if (unlikely(list_empty(&buffers->rb_send_bufs)))
- goto out_noreqs;
- req = rpcrdma_buffer_get_req_locked(buffers);
+ req = list_first_entry_or_null(&buffers->rb_send_bufs,
+ struct rpcrdma_req, rl_list);
+ if (req)
+ list_del_init(&req->rl_list);
spin_unlock(&buffers->rb_lock);
return req;
-
-out_noreqs:
- spin_unlock(&buffers->rb_lock);
- return NULL;
}
/**