xprtrdma: Saving IRQs no longer needed for rb_lock
authorChuck Lever <chuck.lever@oracle.com>
Sat, 24 Oct 2015 21:27:27 +0000 (17:27 -0400)
committerAnna Schumaker <Anna.Schumaker@Netapp.com>
Mon, 2 Nov 2015 18:45:15 +0000 (13:45 -0500)
commita5b027e1897c811401862877d0ba4ca26fabc4da
tree547a8be04404af4a261c04306f44897b988cb88d
parent2da9ab3008f359857eb594b0b4b0fee62f2a73c2
xprtrdma: Saving IRQs no longer needed for rb_lock

Now that RPC replies are processed in a workqueue, there's no need
to disable IRQs when managing send and receive buffers. This saves
noticeable overhead per RPC.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Reviewed-by: Sagi Grimberg <sagig@mellanox.com>
Tested-By: Devesh Sharma <devesh.sharma@avagotech.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
net/sunrpc/xprtrdma/verbs.c