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author | Chris Mason <clm@fb.com> | 2015-10-22 04:21:40 +0300 |
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committer | Chris Mason <clm@fb.com> | 2015-10-22 04:21:40 +0300 |
commit | a0d58e48db58801a0e764e9b9c87e1782d390fcb (patch) | |
tree | f413f86da859552a29df58f40d450372977b5673 /fs/btrfs/volumes.h | |
parent | 6db4a7335dd701a0e20275440ee057d3db2a7ae3 (diff) | |
parent | ddd664f4478a4aaf0ac67a4297e33f1992bc9be2 (diff) | |
download | linux-a0d58e48db58801a0e764e9b9c87e1782d390fcb.tar.xz |
Merge branch 'cleanups/for-4.4' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux into for-linus-4.4
Diffstat (limited to 'fs/btrfs/volumes.h')
-rw-r--r-- | fs/btrfs/volumes.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/btrfs/volumes.h b/fs/btrfs/volumes.h index 38450dc28837..99c208f6718d 100644 --- a/fs/btrfs/volumes.h +++ b/fs/btrfs/volumes.h @@ -334,10 +334,15 @@ struct btrfs_raid_attr { int dev_stripes; /* stripes per dev */ int devs_max; /* max devs to use */ int devs_min; /* min devs needed */ + int tolerated_failures; /* max tolerated fail devs */ int devs_increment; /* ndevs has to be a multiple of this */ int ncopies; /* how many copies to data has */ }; +extern const struct btrfs_raid_attr btrfs_raid_array[BTRFS_NR_RAID_TYPES]; + +extern const u64 btrfs_raid_group[BTRFS_NR_RAID_TYPES]; + struct map_lookup { u64 type; int io_align; |