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Commit 3dbd0ede authored by Aneesh Kumar K.V's avatar Aneesh Kumar K.V Committed by Theodore Ts'o
Browse files

ext4: Enable the multiblock allocator by default 



Enable the multiblock allocator by default.

Fix ext4_show_options() so if it is not enabled, the nomballoc option
included in /proc/mounts.

Signed-off-by: default avatarAneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Acked-by: default avatarEric Sandeen <sandeen@redhat.com>
Signed-off-by: default avatarMingming Cao <cmm@us.ibm.com>
Signed-off-by: default avatar"Theodore Ts'o" <tytso@mit.edu>
parent c9de560d

fs/ext4/super.c

+7 −0
Original line number Diff line number Diff line
@@ -736,6 +736,8 @@ static int ext4_show_options(struct seq_file *seq, struct vfsmount *vfs) 
		seq_puts(seq, ",nobh");

	if (!test_opt(sb, EXTENTS))

		seq_puts(seq, ",noextents");

	if (!test_opt(sb, MBALLOC))

		seq_puts(seq, ",nomballoc");

	if (test_opt(sb, I_VERSION))

		seq_puts(seq, ",i_version");
@@ -1903,6 +1905,11 @@ static int ext4_fill_super (struct super_block *sb, void *data, int silent) 
	 * User -o noextents to turn it off

	 */

	set_opt(sbi->s_mount_opt, EXTENTS);

	/*

	 * turn on mballoc feature by default in ext4 filesystem

	 * User -o nomballoc to turn it off

	 */

	set_opt(sbi->s_mount_opt, MBALLOC);



	if (!parse_options ((char *) data, sb, &journal_inum, &journal_devnum,

			    NULL, 0))