On Wed, Jul 17, 2013 at 06:55:10PM -0600, T Makphaibulchoke wrote:

This patch intends to improve the scalability of an ext4 filesystem by
introducing higher degree of parallelism to the usages of its mb_cache and
mb_cache_entries.

...

 fs/ext4/ext4.h          |   1 +
 fs/ext4/super.c         |   8 ++
 fs/ext4/xattr.c         |  41 +++++---
 fs/ext4/xattr.h         |   3 +
 fs/mbcache.c            | 432 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++------------------
 include/linux/mbcache.h |   5 +
 6 files changed, 385 insertions(+), 105 deletions(-)

I see the diff stats, but there was no patch attached to your message.
Could you please resend the patch to the linux-ext4 list?

Thanks,

						- Ted