From: Finn Thain <fthain@telegraphics.com.au>
Date: Sun, 11 Sep 2011 09:57:51 +0000 (+1000)
Subject: [SCSI] mac_esp: remove redundant mutual exclusion
X-Git-Tag: v3.2-rc1~125^2~92
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e544d704f9bea6892808e453e219aa305bc0269a;p=pandora-kernel.git

[SCSI] mac_esp: remove redundant mutual exclusion

Mutual exclusion is redundant here because all the paths in the call graph
leading to esp_driver_ops.send_dma_cmd() happen under spin_lock_irqsave/
spin_lock_irqrestore. Remove it.

Tested on a Mac Quadra 660av and a Mac LC 630.

Signed-off-by: Finn Thain <fthain@telegraphics.com.au>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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