btrfs: rename the option to nospace_cache

Rename no_space_cache option to nospace_cache to be more consistent with
the rest, where the simple prefix 'no' is used to negate an option.

The option has been introduced during the -rc1 cycle and there are has not been
widely used, so it's safe.

Signed-off-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
(cherry picked from commit 8965593e41dd2d0e2a2f1e6f245336005ea94a2c)

diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index cdef923479e1095753f6b719479510b0aa937891..16482dc76a4e53ebcc63327c98eb52da68ddb535 100644 (file)
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -197,7 +197,7 @@ static match_table_t tokens = {
        {Opt_subvolrootid, "subvolrootid=%d"},
        {Opt_defrag, "autodefrag"},
        {Opt_inode_cache, "inode_cache"},
-       {Opt_no_space_cache, "no_space_cache"},
+       {Opt_no_space_cache, "nospace_cache"},
        {Opt_recovery, "recovery"},
        {Opt_err, NULL},
 };
@@ -711,7 +711,7 @@ static int btrfs_show_options(struct seq_file *seq, struct vfsmount *vfs)
        if (btrfs_test_opt(root, SPACE_CACHE))
                seq_puts(seq, ",space_cache");
        else
-               seq_puts(seq, ",no_space_cache");
+               seq_puts(seq, ",nospace_cache");
        if (btrfs_test_opt(root, CLEAR_CACHE))
                seq_puts(seq, ",clear_cache");
        if (btrfs_test_opt(root, USER_SUBVOL_RM_ALLOWED))