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btrfs: remove unused btrfs_is_parity_mirror()

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btrfs_is_parity_mirror() has been unused since commit 4886ff7b50
("btrfs: introduce a new helper to submit write bio for repair").
Remove it as the code was refactored and we don't need the helper
anymore.

Reviewed-by: Qu Wenruo <wqu@suse.com>
Signed-off-by: Dr. David Alan Gilbert <linux@treblig.org>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Dr. David Alan Gilbert 2024-10-03 15:27:26 +01:00 committed by David Sterba
parent 004641bd06
commit 441ffe8a98
2 changed files with 0 additions and 20 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

18
fs/btrfs/volumes.c
View file

@ -5963,24 +5963,6 @@ unsigned long btrfs_full_stripe_len(struct btrfs_fs_info *fs_info,
return len; return len;
} }
int btrfs_is_parity_mirror(struct btrfs_fs_info *fs_info, u64 logical, u64 len)
{
struct btrfs_chunk_map *map;
int ret = 0;
if (!btrfs_fs_incompat(fs_info, RAID56))
return 0;
map = btrfs_get_chunk_map(fs_info, logical, len);
if (!WARN_ON(IS_ERR(map))) {
if (map->type & BTRFS_BLOCK_GROUP_RAID56_MASK)
ret = 1;
btrfs_free_chunk_map(map);
}
return ret;
}
static int find_live_mirror(struct btrfs_fs_info *fs_info, static int find_live_mirror(struct btrfs_fs_info *fs_info,
struct btrfs_chunk_map *map, int first, struct btrfs_chunk_map *map, int first,
int dev_replace_is_ongoing) int dev_replace_is_ongoing)

2
fs/btrfs/volumes.h
View file

@ -741,8 +741,6 @@ int btrfs_run_dev_stats(struct btrfs_trans_handle *trans);
void btrfs_rm_dev_replace_remove_srcdev(struct btrfs_device *srcdev); void btrfs_rm_dev_replace_remove_srcdev(struct btrfs_device *srcdev);
void btrfs_rm_dev_replace_free_srcdev(struct btrfs_device *srcdev); void btrfs_rm_dev_replace_free_srcdev(struct btrfs_device *srcdev);
void btrfs_destroy_dev_replace_tgtdev(struct btrfs_device *tgtdev); void btrfs_destroy_dev_replace_tgtdev(struct btrfs_device *tgtdev);
int btrfs_is_parity_mirror(struct btrfs_fs_info *fs_info,
u64 logical, u64 len);
unsigned long btrfs_full_stripe_len(struct btrfs_fs_info *fs_info, unsigned long btrfs_full_stripe_len(struct btrfs_fs_info *fs_info,
u64 logical); u64 logical);
u64 btrfs_calc_stripe_length(const struct btrfs_chunk_map *map); u64 btrfs_calc_stripe_length(const struct btrfs_chunk_map *map);