Commit f2b22420 authored Mar 21, 2012 by Artem Bityutskiy Committed by Jan Kara Apr 11, 2012

ext2: write superblock only once on unmount

Currently on unmount if we are mounted R/W, we first write the superblock to
the media if it is dirty, and then write it again, which is not optimal. This
patch makes ext2 write the superblock on unmount less times.

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

parent ee65244b

fs/ext2/super.c

+0 −3

Original line number	Diff line number	Diff line
		@@ -130,9 +130,6 @@ static void ext2_put_super (struct super_block * sb)

		dquot_disable(sb, -1, DQUOT_USAGE_ENABLED \| DQUOT_LIMITS_ENABLED);

		if (sb->s_dirt)
		ext2_write_super(sb);

		ext2_xattr_put_super(sb);
		if (!(sb->s_flags & MS_RDONLY)) {
		struct ext2_super_block *es = sbi->s_es;