From 76dda93c6ae2c1dc3e6cde34569d6aca26b0c918 Mon Sep 17 00:00:00 2001
From: "Yan, Zheng" <zheng.yan@oracle.com>
Date: Mon, 21 Sep 2009 16:00:26 -0400
Subject: 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>
---
 fs/btrfs/super.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'fs/btrfs/super.c')

diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index 6d6d06cb6dfc..0242c8babae9 100644
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -676,6 +676,7 @@ static int btrfs_unfreeze(struct super_block *sb)
 }
 
 static struct super_operations btrfs_super_ops = {
+	.drop_inode	= btrfs_drop_inode,
 	.delete_inode	= btrfs_delete_inode,
 	.put_super	= btrfs_put_super,
 	.sync_fs	= btrfs_sync_fs,
-- 
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