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btrfs: use btrfs_chunk_max_errors() to replace tolerance calculation 

In __btrfs_map_block() we have an assignment to @max_errors using
nr_parity_stripes().

Although it works for RAID56 it's confusing.  Replace it with
btrfs_chunk_max_errors().

Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Qu Wenruo 2022-05-13 16:34:29 +08:00 committed by David Sterba
parent bc88b486d5
commit 6dead96c1a
1 changed files with 1 additions and 1 deletions
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2
fs/btrfs/volumes.c
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@ -6466,7 +6466,7 @@ static int __btrfs_map_block(struct btrfs_fs_info *fs_info,
/* RAID[56] write or recovery. Return all stripes */
num_stripes = map->num_stripes;
max_errors = nr_parity_stripes(map);
max_errors = btrfs_chunk_max_errors(map);
*length = map->stripe_len;
stripe_index = 0;