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svcrdma: Clean up locking

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There's no need to protect llist_entry() with a spin lock.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
This commit is contained in:
Chuck Lever 2023-11-21 11:40:46 -05:00
parent f09c36c8df
commit bfb81535c2
1 changed files with 2 additions and 2 deletions
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4
net/sunrpc/xprtrdma/svc_rdma_sendto.c
View file

@ -201,10 +201,11 @@ struct svc_rdma_send_ctxt *svc_rdma_send_ctxt_get(struct svcxprt_rdma *rdma)
spin_lock(&rdma->sc_send_lock);
node = llist_del_first(&rdma->sc_send_ctxts);
spin_unlock(&rdma->sc_send_lock);
if (!node)
goto out_empty;
ctxt = llist_entry(node, struct svc_rdma_send_ctxt, sc_node);
spin_unlock(&rdma->sc_send_lock);
out:
rpcrdma_set_xdrlen(&ctxt->sc_hdrbuf, 0);
@ -217,7 +218,6 @@ struct svc_rdma_send_ctxt *svc_rdma_send_ctxt_get(struct svcxprt_rdma *rdma)
return ctxt;
out_empty:
spin_unlock(&rdma->sc_send_lock);
ctxt = svc_rdma_send_ctxt_alloc(rdma);
if (!ctxt)
return NULL;