xprtrdma: Annotate receive workqueue

Micro-optimize the receive workqueue by marking it's anchor "read-
mostly."

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 2017-04-11 13:23:43 -04:00 • committed by Anna Schumaker
commit 7d7fa9b550