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| author | Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> | 2008-01-28 23:58:26 -0500 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2008-01-28 23:58:26 -0500 |
| commit | 3dbd0ede4d5320bd4c3cb914fec0595135b6d9a1 (patch) | |
| tree | 4b985bdd423deaea51688857320c1a53a4e61999 /fs/ext4 | |
| parent | c9de560ded61faa5b754137b7753da252391c55a (diff) | |
| download | blackbird-op-linux-3dbd0ede4d5320bd4c3cb914fec0595135b6d9a1.tar.gz blackbird-op-linux-3dbd0ede4d5320bd4c3cb914fec0595135b6d9a1.zip | |
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 <aneesh.kumar@linux.vnet.ibm.com>
Acked-by: Eric Sandeen <sandeen@redhat.com>
Signed-off-by: Mingming Cao <cmm@us.ibm.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs/ext4')
| -rw-r--r-- | 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 3a51ffc47790..b60c34038bb8 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)) |
