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btrfs: factor btrfs_init_dev_replace_locks() out of open_ctree()

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Signed-off-by: Eric Sandeen <sandeen@redhat.com>
[renamed to btrfs_init_dev_replace_locks]
Signed-off-by: David Sterba <dsterba@suse.cz>
This commit is contained in:
Eric Sandeen 2014-08-01 18:12:41 -05:00 committed by David Sterba
parent f37938e0e2
commit ad6183680c
1 changed files with 12 additions and 6 deletions
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18
fs/btrfs/disk-io.c
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@ -2199,6 +2199,16 @@ static void btrfs_init_btree_inode(struct btrfs_fs_info *fs_info,
btrfs_insert_inode_hash(fs_info->btree_inode);
}
static void btrfs_init_dev_replace_locks(struct btrfs_fs_info *fs_info)
{
fs_info->dev_replace.lock_owner = 0;
atomic_set(&fs_info->dev_replace.nesting_level, 0);
mutex_init(&fs_info->dev_replace.lock_finishing_cancel_unmount);
mutex_init(&fs_info->dev_replace.lock_management_lock);
mutex_init(&fs_info->dev_replace.lock);
init_waitqueue_head(&fs_info->replace_wait);
}
int open_ctree(struct super_block *sb,
struct btrfs_fs_devices *fs_devices,
char *options)
@ -2348,7 +2358,6 @@ int open_ctree(struct super_block *sb,
btrfs_init_delayed_root(fs_info->delayed_root);
btrfs_init_scrub(fs_info);
init_waitqueue_head(&fs_info->replace_wait);
#ifdef CONFIG_BTRFS_FS_CHECK_INTEGRITY
fs_info->check_integrity_print_mask = 0;
#endif
@ -2384,11 +2393,8 @@ int open_ctree(struct super_block *sb,
init_rwsem(&fs_info->cleanup_work_sem);
init_rwsem(&fs_info->subvol_sem);
sema_init(&fs_info->uuid_tree_rescan_sem, 1);
fs_info->dev_replace.lock_owner = 0;
atomic_set(&fs_info->dev_replace.nesting_level, 0);
mutex_init(&fs_info->dev_replace.lock_finishing_cancel_unmount);
mutex_init(&fs_info->dev_replace.lock_management_lock);
mutex_init(&fs_info->dev_replace.lock);
btrfs_init_dev_replace_locks(fs_info);
spin_lock_init(&fs_info->qgroup_lock);
mutex_init(&fs_info->qgroup_ioctl_lock);