From: Lin Ming <ming.m.lin@intel.com>
Date: Fri, 6 Jul 2012 04:06:57 +0000 (+0800)
Subject: [SCSI] scsi_pm: set device runtime state before parent suspended
X-Git-Tag: v3.6-rc1~103^2~29
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=33a2285d96b5e7b9500612ec623bf4313397bb53;p=pandora-kernel.git

[SCSI] scsi_pm: set device runtime state before parent suspended

There is a race in scsi_bus_resume_common when set device's runtime
state to active after pm_runtime_put_sync(dev->parent).

Parent device may have been suspended so pm_runtime_set_active(dev) will
fail with -EBUSY.

Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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