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Btrfs: Fix wrong free_chunk_space assignment during removing a device 

During removing a device, we have modified free_chunk_space when we
shrink the device, so we needn't assign a new value to it after
the device shrink. Fix it.

Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
Signed-off-by: Chris Mason <clm@fb.com>
This commit is contained in:
Miao Xie 2014-09-03 21:35:35 +08:00 committed by Chris Mason
parent ce7213c70c
commit 5d778aaeb0
1 changed files with 0 additions and 5 deletions
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5
fs/btrfs/volumes.c
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@ -1671,11 +1671,6 @@ int btrfs_rm_device(struct btrfs_root *root, char *device_path)
if (ret)
goto error_undo;
spin_lock(&root->fs_info->free_chunk_lock);
root->fs_info->free_chunk_space = device->total_bytes -
device->bytes_used;
spin_unlock(&root->fs_info->free_chunk_lock);
device->in_fs_metadata = 0;
btrfs_scrub_cancel_dev(root->fs_info, device);