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authorYan, Zheng <zheng.yan@oracle.com>2009-09-21 16:00:26 -0400
committerChris Mason <chris.mason@oracle.com>2009-09-21 16:00:26 -0400
commit76dda93c6ae2c1dc3e6cde34569d6aca26b0c918 (patch)
treef5ca46ec89d4ae2c762952d5f35e2c6f95ac046a /fs/btrfs/ioctl.h
parent4df27c4d5cc1dda54ed7d0a8389347f2df359cf9 (diff)
downloadop-kernel-dev-76dda93c6ae2c1dc3e6cde34569d6aca26b0c918.zip
op-kernel-dev-76dda93c6ae2c1dc3e6cde34569d6aca26b0c918.tar.gz
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>
Diffstat (limited to 'fs/btrfs/ioctl.h')
-rw-r--r--fs/btrfs/ioctl.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/btrfs/ioctl.h b/fs/btrfs/ioctl.h
index b320b10..bc49914 100644
--- a/fs/btrfs/ioctl.h
+++ b/fs/btrfs/ioctl.h
@@ -65,5 +65,6 @@ struct btrfs_ioctl_clone_range_args {
#define BTRFS_IOC_SUBVOL_CREATE _IOW(BTRFS_IOCTL_MAGIC, 14, \
struct btrfs_ioctl_vol_args)
-
+#define BTRFS_IOC_SNAP_DESTROY _IOW(BTRFS_IOCTL_MAGIC, 15, \
+ struct btrfs_ioctl_vol_args)
#endif
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