libata-pmp-prep: implement ATA_HORKAGE_SKIP_PM
authorTejun Heo <htejun@gmail.com>
Sun, 23 Sep 2007 04:14:13 +0000 (13:14 +0900)
committerJeff Garzik <jeff@garzik.org>
Fri, 12 Oct 2007 18:55:41 +0000 (14:55 -0400)
Some pseudo devices fail PM commands unnecessarily aborting system
suspend.  Implement ATA_HORKAGE_SKIP_PM which makes libata skip PM
commands for these devices.

Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

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