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| author | David Sterba <dsterba@suse.com> | 2019-11-28 15:37:46 +0100 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2021-06-21 15:19:06 +0200 |
| commit | 7735cd755b590f34a2b019a0a980dd56493a4d65 (patch) | |
| tree | 2e8c994d5f3cdca98006da92dce96404bbfbe64d /fs/btrfs/scrub.c | |
| parent | 1aeb6b563aea18cd55c73cf666d1d3245a00f08c (diff) | |
| download | linux-7735cd755b590f34a2b019a0a980dd56493a4d65.tar.bz2 | |
btrfs: scrub: factor out common scrub_stripe constraints
There are common values set for the stripe constraints, some of them
are already factored out. Do that for increment and mirror_num as well.
Reviewed-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: Anand Jain <anand.jain@oracle.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/scrub.c')
| -rw-r--r-- | fs/btrfs/scrub.c | 9 |
1 files changed, 2 insertions, 7 deletions
diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c index 518415d0c122..5839ad1e25a2 100644 --- a/fs/btrfs/scrub.c +++ b/fs/btrfs/scrub.c @@ -3204,28 +3204,23 @@ static noinline_for_stack int scrub_stripe(struct scrub_ctx *sctx, physical = map->stripes[num].physical; offset = 0; nstripes = div64_u64(length, map->stripe_len); + mirror_num = 1; + increment = map->stripe_len; if (map->type & BTRFS_BLOCK_GROUP_RAID0) { offset = map->stripe_len * num; increment = map->stripe_len * map->num_stripes; - mirror_num = 1; } else if (map->type & BTRFS_BLOCK_GROUP_RAID10) { int factor = map->num_stripes / map->sub_stripes; offset = map->stripe_len * (num / map->sub_stripes); increment = map->stripe_len * factor; mirror_num = num % map->sub_stripes + 1; } else if (map->type & BTRFS_BLOCK_GROUP_RAID1_MASK) { - increment = map->stripe_len; mirror_num = num % map->num_stripes + 1; } else if (map->type & BTRFS_BLOCK_GROUP_DUP) { - increment = map->stripe_len; mirror_num = num % map->num_stripes + 1; } else if (map->type & BTRFS_BLOCK_GROUP_RAID56_MASK) { get_raid56_logic_offset(physical, num, map, &offset, NULL); increment = map->stripe_len * nr_data_stripes(map); - mirror_num = 1; - } else { - increment = map->stripe_len; - mirror_num = 1; } path = btrfs_alloc_path(); |