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btrfs: merge two superblock writing helpers

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write_all_supers and write_ctree_super are almost equal, the parameter
'trans' is unused so we can drop it and have just one helper.

Reviewed-by: Liu Bo <bo.li.liu@oracle.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba
2017-02-10 19:04:32 +01:00
parent b75f506243
commit eece6a9cf6
4 changed files with 4 additions and 11 deletions
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8
fs/btrfs/disk-io.c
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@@ -3695,7 +3695,7 @@ int btrfs_calc_num_tolerated_disk_barrier_failures(
return num_tolerated_disk_barrier_failures;
}
static int write_all_supers(struct btrfs_fs_info *fs_info, int max_mirrors)
int write_all_supers(struct btrfs_fs_info *fs_info, int max_mirrors)
{
struct list_head *head;
struct btrfs_device *dev;
@@ -3789,12 +3789,6 @@ static int write_all_supers(struct btrfs_fs_info *fs_info, int max_mirrors)
return 0;
}
int write_ctree_super(struct btrfs_trans_handle *trans,
struct btrfs_fs_info *fs_info, int max_mirrors)
{
return write_all_supers(fs_info, max_mirrors);
}
/* Drop a fs root from the radix tree and free it. */
void btrfs_drop_and_free_fs_root(struct btrfs_fs_info *fs_info,
struct btrfs_root *root)