From: Yan, Zheng <zheng.yan@oracle.com>
Date: Mon, 21 Sep 2009 20:00:26 +0000 (-0400)
Subject: Btrfs: add snapshot/subvolume destroy ioctl
X-Git-Tag: v2.6.32-rc1~57^2^2~16
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=76dda93c6ae2c1dc3e6cde34569d6aca26b0c918;p=pandora-kernel.git

Btrfs: add snapshot/subvolume destroy ioctl

This patch adds snapshot/subvolume destroy ioctl.  A subvolume that isn't being
used and doesn't contains links to other subvolumes can be destroyed.

Signed-off-by: Yan Zheng <zheng.yan@oracle.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
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