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(parent: d1c6190) | patch
[SCSI] qla2xxx: ABBA lock ordering fix.
authorAndrew Vasquez <andrew.vasquez@qlogic.com>
Wed, 17 May 2006 22:09:06 +0000 (15:09 -0700)
committerJames Bottomley <jejb@mulgrave.il.steeleye.com>
Sat, 20 May 2006 14:41:56 +0000 (09:41 -0500)
commitffb39f0324b56bacaabac26133143cf861d0e9f9
tree3c4f1fd64e5199565637ff40b01228d3ec82a2fdtree | snapshot
parentd1c61909c05ead100f855e640fba53925d0665accommit | diff
[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>
drivers/scsi/qla2xxx/qla_init.c diff | blob | history
Domain: System / Uncategorized;