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| author | NeilBrown <neilb@cse.unsw.edu.au> | 2005-09-10 03:23:51 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-09-10 03:39:11 +0400 |
| commit | 71c0805cb48462c99fbe0e5fcc6c12d7b9929c09 (patch) | |
| tree | a6234c60b036ba05807bf649ffa7cf56eda13574 /include/linux/raid | |
| parent | 7b1e35f6d666693e8f376ce02242efca3ec09aaf (diff) | |
| download | linux-71c0805cb48462c99fbe0e5fcc6c12d7b9929c09.tar.xz | |
[PATCH] md: allow md to load a superblock with feature-bit '1' set
As this is used to flag an internal bitmap.
Also, introduce symbolic names for feature bits.
Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/linux/raid')
| -rw-r--r-- | include/linux/raid/md_p.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/raid/md_p.h b/include/linux/raid/md_p.h index 4f047f84fb1f..c100fa5d4bfa 100644 --- a/include/linux/raid/md_p.h +++ b/include/linux/raid/md_p.h @@ -238,5 +238,10 @@ struct mdp_superblock_1 { __u16 dev_roles[0]; /* role in array, or 0xffff for a spare, or 0xfffe for faulty */ }; +/* feature_map bits */ +#define MD_FEATURE_BITMAP_OFFSET 1 + +#define MD_FEATURE_ALL 1 + #endif |