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(parent: 542f862) | patch
xprtrdma: Eliminate unnecessary lock cycle in xprt_rdma_send_request
authorChuck Lever <chuck.lever@oracle.com>
Fri, 15 Dec 2017 01:56:18 +0000 (20:56 -0500)
committerAnna Schumaker <Anna.Schumaker@Netapp.com>
Tue, 16 Jan 2018 16:19:42 +0000 (11:19 -0500)
commit9b27a6b92686bd87ad65b31867021a34eb0c750d
tree09913cced38a56763951c91023d94d5e381c4154tree | snapshot
parent542f8623d0f418a52804eb32ed0a22885d2a300ccommit | diff
xprtrdma: Eliminate unnecessary lock cycle in xprt_rdma_send_request

The rpcrdma_req is not shared yet, and its associated Send hasn't
been posted, thus RMW should be safe. There's no need for the
expense of a lock cycle here.

Fixes: 91526dcb2552 ("xprtrdma: Refactor rpcrdma_deferred_completion")
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
net/sunrpc/xprtrdma/transport.c diff | blob | history
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