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xprtrdma: use complete() instead complete_all() 

There is only one waiter for the completion, therefore there
is no need to use complete_all(). Let's make that clear by
using complete() instead of complete_all().

The usage pattern of the completion is:

waiter context                          waker context

frwr_op_unmap_sync()
  reinit_completion()
  ib_post_send()
  wait_for_completion()

					frwr_wc_localinv_wake()
					  complete()

Signed-off-by: Daniel Wagner <daniel.wagner@bmw-carit.de>
Cc: Anna Schumaker <Anna.Schumaker@Netapp.com>
Cc: Trond Myklebust <trond.myklebust@primarydata.com>
Cc: Chuck Lever <chuck.lever@oracle.com>
Cc: linux-nfs@vger.kernel.org
Cc: netdev@vger.kernel.org
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
hifive-unleashed-5.1
Daniel Wagner 2016-09-23 10:41:57 +02:00 committed by Anna Schumaker
parent 2a446a5d99
commit 5690a22d86
1 changed files with 1 additions and 1 deletions
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2
net/sunrpc/xprtrdma/frwr_ops.c
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@ -330,7 +330,7 @@ frwr_wc_localinv_wake(struct ib_cq *cq, struct ib_wc *wc)
frmr = container_of(cqe, struct rpcrdma_frmr, fr_cqe);
if (wc->status != IB_WC_SUCCESS)
__frwr_sendcompletion_flush(wc, frmr, "localinv");
complete_all(&frmr->fr_linv_done);
complete(&frmr->fr_linv_done);
}
/* Post a REG_MR Work Request to register a memory region