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Btrfs: Add locking around volume management (device add/remove/balance)

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Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Chris Mason 2008-07-08 14:19:17 -04:00
parent a7a16fd772
commit 7d9eb12c87
6 changed files with 104 additions and 41 deletions
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1
fs/btrfs/disk-io.c
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@ -1287,6 +1287,7 @@ struct btrfs_root *open_ctree(struct super_block *sb,
mutex_init(&fs_info->chunk_mutex);
mutex_init(&fs_info->transaction_kthread_mutex);
mutex_init(&fs_info->cleaner_mutex);
mutex_init(&fs_info->volume_mutex);
#if 0
ret = add_hasher(fs_info, "crc32c");