From: Andrew Vasquez <andrew.vasquez@qlogic.com>
Date: Wed, 17 May 2006 22:09:06 +0000 (-0700)
Subject: [SCSI] qla2xxx: ABBA lock ordering fix.
X-Git-Tag: v2.6.18-rc1~1092^2~51
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ffb39f0324b56bacaabac26133143cf861d0e9f9;p=pandora-kernel.git

[SCSI] qla2xxx: ABBA lock ordering fix.

In qla2x00_reset_chip the driver first takes the hardware lock,
and then later on takes the mbx lock.

In the mailbox_command code.. it goes the other way around.

Discovered with the lock validator.

Cc: Ingo Molnar <mingo@elte.hu>
Cc: Arjan van de Ven <arjan@infradead.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
---

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