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| author | Chris Mason | 2008-04-18 16:29:49 +0200 |
|---|---|---|
| committer | Chris Mason | 2008-09-25 17:04:02 +0200 |
| commit | 7ae9c09d8f001eb19ee2ba219dc5c3d4f6d60614 (patch) | |
| tree | 9ad3de27fec0d73f145e8e9f9dd7a89851ae85bc /fs/btrfs/ctree.h | |
| parent | Btrfs: Check device uuids along with devids (diff) | |
| download | kernel-qcow2-linux-7ae9c09d8f001eb19ee2ba219dc5c3d4f6d60614.tar.gz kernel-qcow2-linux-7ae9c09d8f001eb19ee2ba219dc5c3d4f6d60614.tar.xz kernel-qcow2-linux-7ae9c09d8f001eb19ee2ba219dc5c3d4f6d60614.zip | |
Btrfs: Add support for labels in the super block
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/ctree.h')
| -rw-r--r-- | fs/btrfs/ctree.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index d119d95d139a..f00c4be59ad6 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -247,6 +247,7 @@ struct btrfs_header { * room to translate 14 chunks with 3 stripes each. */ #define BTRFS_SYSTEM_CHUNK_ARRAY_SIZE 2048 +#define BTRFS_LABEL_SIZE 256 /* * the super block basically lists the main trees of the FS @@ -276,6 +277,7 @@ struct btrfs_super_block { u8 root_level; u8 chunk_root_level; struct btrfs_dev_item dev_item; + char label[BTRFS_LABEL_SIZE]; u8 sys_chunk_array[BTRFS_SYSTEM_CHUNK_ARRAY_SIZE]; } __attribute__ ((__packed__)); |