From: Aneesh Kumar K.V Date: Tue, 29 Jan 2008 04:58:26 +0000 (-0500) Subject: ext4: Enable the multiblock allocator by default X-Git-Tag: v2.6.25-rc1~1166^2~8 X-Git-Url: http://www.pilppa.org/gitweb/gitweb.cgi?a=commitdiff_plain;h=3dbd0ede4d5320bd4c3cb914fec0595135b6d9a1;p=linux-2.6-omap-h63xx.git 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: Aneesh Kumar K.V Acked-by: Eric Sandeen Signed-off-by: Mingming Cao Signed-off-by: "Theodore Ts'o" --- diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 3a51ffc4779..b60c34038bb 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -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))