Displaying 2 results from an estimated 2 matches for "page_launder".
2001 May 17
0
Fwd: ext3 for 2.4
...drew Morton <andrewm@uow.edu.au>
To: ext2-devel@lists.sourceforge.net, "Peter J. Braam"
<braam@mountainviewdata.com>, Andreas Dilger <adilger@turbolinux.com>,
"Stephen C. Tweedie" <sct@redhat.com>
Cc: linux-fsdevel@vger.kernel.org
Summary: ext3 works, page_launder() doesn't :)
The tree is based on the porting work which Peter Braam did. It's
in cvs in Jeff Garzik's home on sourceforge. Info on CVS is at
http://sourceforge.net/cvs/?group_id=3242 - the module name
is `ext3'. There's a README there which describes how to
apply the patc...
2001 Aug 12
3
ext3-2.4-0.9.6
...nt().
- Accelerate an O(N^2) algorithm in journal_commit_transaction().
- Rate-limit some error messages which can come out when we're
hopelessly out of memory.
- Honour __GFP_WAIT in journal_try_to_free_buffers(). The fs is supposed
to perform synchronous writeout on the second pass of page_launder() and
we weren't doing that - we were starting all IO async. The net effect of
this change is to decrease throughout with dbench by 10-20%, but system
CPU time goes from 60% to 30%. It's the right thing to do...