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| author | Miao Xie <miaox@cn.fujitsu.com> | 2013-06-19 18:20:17 +0800 |
|---|---|---|
| committer | Josef Bacik <jbacik@fusionio.com> | 2013-07-02 11:50:50 -0400 |
| commit | a70c6172e714c70439b8321a201635f56a178913 (patch) | |
| tree | 29dba6f425efa0c349a1aa3b43c296d3eac8e427 /fs/btrfs | |
| parent | e6da5d2ec9870ddadf4dbc6a1835470636df25bb (diff) | |
| download | op-kernel-dev-a70c6172e714c70439b8321a201635f56a178913.zip op-kernel-dev-a70c6172e714c70439b8321a201635f56a178913.tar.gz | |
Btrfs: fix wrong mirror number tuning
Now reading the data from the target device of the replace operation is allowed,
so the mirror number that is greater than the stripes number of a chunk is valid,
we will tune it when we find there is no target device later. Fix it.
Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
Diffstat (limited to 'fs/btrfs')
| -rw-r--r-- | fs/btrfs/volumes.c | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c index c58bf19..7789598 100644 --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -4420,9 +4420,6 @@ static int __btrfs_map_block(struct btrfs_fs_info *fs_info, int rw, map = (struct map_lookup *)em->bdev; offset = logical - em->start; - if (mirror_num > map->num_stripes) - mirror_num = 0; - stripe_len = map->stripe_len; stripe_nr = offset; /* |
