udf: stop using s_dirt

The UDF file-system does not need the 's_dirt' superblock flag because it does
not define the 'write_super()' method. This flag was set to 1 in few places and
set to 0 in '->sync_fs()' and was basically useless. Stop using it because it
is on its way out.

Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: Jan Kara <jack@suse.cz>

2 files changed, 0 insertions, 7 deletions

diff --git a/fs/udf/super.c b/fs/udf/super.c
index 8d86a8706c0e..e7534fb84c2d 100644
--- a/fs/udf/super.c
+++ b/fs/udf/super.c
@@ -1974,7 +1974,6 @@ static int udf_fill_super(struct super_block *sb, void *options, int silent)
         sb->s_op = &udf_sb_ops;
         sb->s_export_op = &udf_export_ops;
 
-        sb->s_dirt = 0;
         sb->s_magic = UDF_SUPER_MAGIC;
         sb->s_time_gran = 1000;
 
@@ -2096,10 +2095,6 @@ void _udf_err(struct super_block *sb, const char *function,
         struct va_format vaf;
         va_list args;
 
-        /* mark sb error */
-        if (!(sb->s_flags & MS_RDONLY))
-                sb->s_dirt = 1;
-
         va_start(args, fmt);
 
         vaf.fmt = fmt;
@@ -2161,7 +2156,6 @@ static int udf_sync_fs(struct super_block *sb, int wait)
                  * the buffer for IO
                  */
                 mark_buffer_dirty(sbi->s_lvid_bh);
-                sb->s_dirt = 0;
                 sbi->s_lvid_dirty = 0;
         }
         mutex_unlock(&sbi->s_alloc_mutex);
diff --git a/fs/udf/udfdecl.h b/fs/udf/udfdecl.h
index ebe10314e512..de038da6f6bd 100644
--- a/fs/udf/udfdecl.h
+++ b/fs/udf/udfdecl.h
@@ -129,7 +129,6 @@ static inline void udf_updated_lvid(struct super_block *sb)
         WARN_ON_ONCE(((struct logicalVolIntegrityDesc *)
                      bh->b_data)->integrityType !=
                      cpu_to_le32(LVID_INTEGRITY_TYPE_OPEN));
-        sb->s_dirt = 1;
         UDF_SB(sb)->s_lvid_dirty = 1;
 }
 extern u64 lvid_get_unique_id(struct super_block *sb);