From 34f0c6277c686b191936cc321faebd15b28f9ece Mon Sep 17 00:00:00 2001
From: Don Brace <don.brace@pmcs.com>
Date: Fri, 23 Jan 2015 16:43:46 -0600
Subject: [PATCH] hpsa: count passthru cmds with atomics, not a spin locked int

Performance enhancement. Remove spin_locks from the driver.

Reviewed-by: Scott Teel <scott.teel@pmcs.com>
Signed-off-by: Don Brace <don.brace@pmcs.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
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Reading git-format-patch failed