Commit:     3dbd0ede4d5320bd4c3cb914fec0595135b6d9a1
Parent:     c9de560ded61faa5b754137b7753da252391c55a
Author:     Aneesh Kumar K.V <[EMAIL PROTECTED]>
AuthorDate: Mon Jan 28 23:58:26 2008 -0500
Committer:  Theodore Ts'o <[EMAIL PROTECTED]>
CommitDate: Mon Jan 28 23:58:26 2008 -0500

    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 <[EMAIL PROTECTED]>
    Acked-by: Eric Sandeen <[EMAIL PROTECTED]>
    Signed-off-by: Mingming Cao <[EMAIL PROTECTED]>
    Signed-off-by: "Theodore Ts'o" <[EMAIL PROTECTED]>
 fs/ext4/super.c |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)

diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 3a51ffc..b60c340 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))
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