From: William Lee Irwin III <wli@holomorphy.com>
To: Christoph Lameter <clameter@sgi.com>
Cc: linux-kernel@vger.kernel.org, ak@suse.com,
linux-ia64@vger.kernel.org, holt@sgi.com, mpm@selenic.com
Subject: Re: [QUICKLIST 2/6] i386: quicklist support
Date: Sat, 10 Mar 2007 19:22:13 -0800 [thread overview]
Message-ID: <20070311032213.GJ2986@holomorphy.com> (raw)
In-Reply-To: <20070311020934.19905.57850.sendpatchset@schroedinger.engr.sgi.com>
On Sat, Mar 10, 2007 at 06:09:34PM -0800, Christoph Lameter wrote:
> i386: Convert to quicklists
> Implement the i386 management of pgd and pmds using quicklists.
I approve, though it would be nice if ptes had an interface operating
on struct page * to use.
On Sat, Mar 10, 2007 at 06:09:34PM -0800, Christoph Lameter wrote:
> The i386 management of page table pages currently uses page sized slabs.
> The page state is therefore mainly determined by the slab code. However,
> i386 also uses its own fields in the page struct to mark special pages
> and to build a list of pgds using the ->private and ->index field (yuck!).
> This has been finely tuned to work right with SLAB but SLUB needs more
> control over the page struct. Currently the only way for SLUB to support
> these slabs is through special casing PAGE_SIZE slabs.
> If we use quicklists instead then we can avoid the mess, and also the
> overhead of manipulating page sized objects through slab.
Hey! I did quite well given the constraints under which I was operating.
-- wli
next prev parent reply other threads:[~2007-03-11 3:22 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-03-11 2:09 [QUICKLIST 0/6] Arch independent quicklists V1 Christoph Lameter
2007-03-11 2:09 ` [QUICKLIST 1/6] Extract quicklist implementation from IA64 Christoph Lameter
2007-03-11 2:09 ` [QUICKLIST 2/6] i386: quicklist support Christoph Lameter
2007-03-11 3:22 ` William Lee Irwin III [this message]
2007-03-11 2:09 ` [QUICKLIST 3/6] i386: Use standard list manipulators for pgd_list Christoph Lameter
2007-03-11 2:09 ` [QUICKLIST 4/6] x86_64: Single Quicklist Christoph Lameter
2007-03-11 7:54 ` Andi Kleen
2007-03-11 16:44 ` Christoph Lameter
2007-03-14 19:49 ` Mel Gorman
2007-03-11 2:09 ` [QUICKLIST 5/6] x86_64: Separate quicklist for pgds Christoph Lameter
2007-03-11 2:09 ` [QUICKLIST 6/6] slub: remove special casing for PAGE_SIZE slabs Christoph Lameter
2007-03-11 20:59 ` [QUICKLIST 0/6] Arch independent quicklists V1 David Miller
2007-03-12 11:12 ` Christoph Lameter
2007-03-12 11:23 ` David Miller
2007-03-12 15:52 ` Robin Holt
2007-03-12 22:51 ` David Miller
2007-03-13 0:37 ` Paul Mackerras
2007-03-13 1:38 ` Christoph Lameter
2007-03-13 2:26 ` David Miller
2007-03-13 2:32 ` David Miller
2007-03-15 8:22 ` Andrew Morton
2007-03-15 7:31 ` David Miller
2007-03-15 8:39 ` Andrew Morton
2007-03-14 0:41 ` William Lee Irwin III
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20070311032213.GJ2986@holomorphy.com \
--to=wli@holomorphy.com \
--cc=ak@suse.com \
--cc=clameter@sgi.com \
--cc=holt@sgi.com \
--cc=linux-ia64@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=mpm@selenic.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox