From: Martin K. Petersen <martin.petersen@oracle.com>
Date: Tue, 5 May 2015 01:54:19 +0000 (-0400)
Subject: libata: Expose TRIM capability in sysfs
X-Git-Tag: omap-for-v4.2/fixes-rc1^2~115^2~24
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f303074160d3401970ccae082014e1ee5a9a52c5;p=pandora-kernel.git

libata: Expose TRIM capability in sysfs

Create a sysfs "trim" attribute for each ata_device that displays
whether DSM TRIM is "unsupported", "unqueued", "forced_unqueued"
(blacklisted) or "queued".

Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Tejun Heo <tj@kernel.org>
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