From: Rohit Seth <rohit.seth@intel.com>
To: Andrew Morton <akpm@osdl.org>
Cc: torvalds@osdl.org, linux-mm@kvack.org,
linux-kernel@vger.kernel.org, christoph@lameter.com
Subject: Re: [PATCH]: Free pages from local pcp lists under tight memory conditions
Date: Wed, 23 Nov 2005 10:17:00 -0800 [thread overview]
Message-ID: <1132769820.25086.23.camel@akash.sc.intel.com> (raw)
In-Reply-To: <20051122215838.2abfdbd4.akpm@osdl.org>
On Tue, 2005-11-22 at 21:58 -0800, Andrew Morton wrote:
> Andrew Morton <akpm@osdl.org> wrote:
> >
> > The `while' loop worries me for some reason, so I wimped out and just tried
> > the remote drain once.
>
> Even the `goto restart' which is in this patch worries me from a livelock
> POV. Perhaps we should only ever run drain_all_local_pages() once per
> __alloc_pages() invokation.
> And perhaps we should run drain_all_local_pages() for GFP_ATOMIC or
> PF_MEMALLOC attempts too.
Good point for PF_MEMALLOC scenario.
-rohit
--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org. For more info on Linux MM,
see: http://www.linux-mm.org/ .
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>
next prev parent reply other threads:[~2005-11-23 18:17 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-11-23 0:10 Rohit Seth
2005-11-23 5:36 ` Andrew Morton
2005-11-23 5:58 ` Andrew Morton
2005-11-23 18:17 ` Rohit Seth [this message]
2005-11-23 6:36 ` Christoph Lameter
2005-11-23 6:42 ` Christoph Lameter
2005-11-23 16:35 ` Linus Torvalds
2005-11-23 17:03 ` Christoph Lameter
2005-11-23 17:54 ` Rohit Seth
2005-11-23 18:06 ` Mel Gorman
2005-11-23 19:41 ` Rohit Seth
2005-11-24 9:25 ` Mel Gorman
2005-11-23 23:26 ` Rohit Seth
2005-11-23 19:30 ` Christoph Lameter
2005-11-23 19:46 ` Rohit Seth
2005-11-23 19:55 ` Andrew Morton
2005-11-23 21:00 ` Rohit Seth
2005-11-23 21:25 ` Christoph Lameter
2005-11-23 22:29 ` Rohit Seth
2005-11-23 21:26 ` Andrew Morton
2005-11-23 21:40 ` Rohit Seth
2005-11-24 3:02 ` Paul Jackson
2005-11-29 23:18 ` Rohit Seth
2005-12-01 14:44 ` Paul Jackson
2005-12-02 0:32 ` Nick Piggin
2005-11-23 22:01 ` Christoph Lameter
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=1132769820.25086.23.camel@akash.sc.intel.com \
--to=rohit.seth@intel.com \
--cc=akpm@osdl.org \
--cc=christoph@lameter.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=torvalds@osdl.org \
/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