From: Mike Snitzer <snitzer@redhat.com>
Date: Sun, 29 May 2011 11:52:55 +0000 (+0100)
Subject: dm table: allow targets to support discards internally
X-Git-Tag: v3.0-rc1~9^2~10
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4c2593270133708698d4b8cea2dab469479ad13b;p=pandora-kernel.git

dm table: allow targets to support discards internally

Permit a target to support discards regardless of whether or not all its
underlying devices do.

Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
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