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| author | Zhao Lei <zhaolei@cn.fujitsu.com> | 2014-11-13 11:45:40 +0800 |
|---|---|---|
| committer | Miao Xie <miaox@cn.fujitsu.com> | 2014-12-03 10:18:44 +0800 |
| commit | 6de65650758e819d3dfdc621010dcd6117e8d186 (patch) | |
| tree | 6d85abc1dd1c03d8b794c93fc0660624b811165d /fs | |
| parent | f90523d1aa3c414031094ff2284d47791f0c0a05 (diff) | |
| download | linux-stable-6de65650758e819d3dfdc621010dcd6117e8d186.tar.gz linux-stable-6de65650758e819d3dfdc621010dcd6117e8d186.tar.bz2 linux-stable-6de65650758e819d3dfdc621010dcd6117e8d186.zip | |
Btrfs: remove unnecessary code of stripe_index assignment in __btrfs_map_block
stripe_index's value was set again in latter line:
stripe_index = 0;
Signed-off-by: Zhao Lei <zhaolei@cn.fujitsu.com>
Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
Reviewed-by: David Sterba <dsterba@suse.cz>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/btrfs/volumes.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c index 20160aa44655..6f5b302a08cf 100644 --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -5166,9 +5166,7 @@ static int __btrfs_map_block(struct btrfs_fs_info *fs_info, int rw, /* push stripe_nr back to the start of the full stripe */ stripe_nr = raid56_full_stripe_start; - do_div(stripe_nr, stripe_len); - - stripe_index = do_div(stripe_nr, nr_data_stripes(map)); + do_div(stripe_nr, stripe_len * nr_data_stripes(map)); /* RAID[56] write or recovery. Return all stripes */ num_stripes = map->num_stripes; |