From: Pekka Enberg <penberg@cs.helsinki.fi>
To: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Minchan Kim <minchan.kim@gmail.com>,
Andrew Morton <akpm@linux-foundation.org>,
Mel Gorman <mel@csn.ul.ie>, Bob Liu <lliubbo@gmail.com>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
Christoph Lameter <cl@linux-foundation.org>
Subject: Re: [PATCH 3/6] change alloc function in alloc_slab_page
Date: Wed, 14 Apr 2010 15:23:27 +0300 [thread overview]
Message-ID: <s2x84144f021004140523t3092f6cbge410ab4e15afac3e@mail.gmail.com> (raw)
In-Reply-To: <20100414091825.0bacfe48.kamezawa.hiroyu@jp.fujitsu.com>
On Wed, Apr 14, 2010 at 3:18 AM, KAMEZAWA Hiroyuki
<kamezawa.hiroyu@jp.fujitsu.com> wrote:
> On Wed, 14 Apr 2010 00:25:00 +0900
> Minchan Kim <minchan.kim@gmail.com> wrote:
>
>> alloc_slab_page never calls alloc_pages_node with -1.
>> It means node's validity check is unnecessary.
>> So we can use alloc_pages_exact_node instead of alloc_pages_node.
>> It could avoid comparison and branch as 6484eb3e2a81807722 tried.
>>
>> Cc: Christoph Lameter <cl@linux-foundation.org>
>> Signed-off-by: Minchan Kim <minchan.kim@gmail.com>
>
> Reviewed-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Minchan, care to send a v2 with proper changelog and reviewed-by attributions?
--
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:[~2010-04-14 12:23 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-04-13 15:24 [PATCH 1/6] Remove node's validity check in alloc_pages Minchan Kim
2010-04-13 15:24 ` [PATCH 2/6] change alloc function in pcpu_alloc_pages Minchan Kim
2010-04-13 15:48 ` Mel Gorman
2010-04-14 23:39 ` Tejun Heo
2010-04-15 1:31 ` Minchan Kim
2010-04-15 7:21 ` Tejun Heo
2010-04-15 8:00 ` Minchan Kim
2010-04-15 8:15 ` Tejun Heo
2010-04-15 9:40 ` Minchan Kim
2010-04-15 10:08 ` Tejun Heo
2010-04-15 10:21 ` Minchan Kim
2010-04-15 10:33 ` Minchan Kim
2010-04-15 11:43 ` Tejun Heo
2010-04-15 11:49 ` Minchan Kim
2010-04-16 16:07 ` Christoph Lameter
2010-04-16 19:13 ` Lee Schermerhorn
2010-04-18 15:55 ` Minchan Kim
2010-04-18 15:54 ` Minchan Kim
2010-04-18 21:22 ` Tejun Heo
2010-04-19 0:03 ` Minchan Kim
2010-04-19 17:45 ` Christoph Lameter
2010-04-20 0:20 ` Minchan Kim
2010-04-19 17:38 ` Christoph Lameter
2010-04-19 22:27 ` Tejun Heo
2010-04-20 15:05 ` Mel Gorman
2010-04-21 10:48 ` Tejun Heo
2010-04-22 10:15 ` Minchan Kim
2010-04-21 14:15 ` Christoph Lameter
2010-04-21 17:06 ` Minchan Kim
2010-04-13 15:25 ` [PATCH 3/6] change alloc function in alloc_slab_page Minchan Kim
2010-04-13 15:52 ` Mel Gorman
2010-04-13 16:01 ` Minchan Kim
2010-04-13 16:14 ` Mel Gorman
2010-04-13 21:37 ` David Rientjes
2010-04-13 23:40 ` Minchan Kim
2010-04-13 23:55 ` David Rientjes
2010-04-14 0:02 ` Minchan Kim
2010-04-14 0:18 ` KAMEZAWA Hiroyuki
2010-04-14 12:23 ` Pekka Enberg [this message]
2010-04-16 16:10 ` Christoph Lameter
2010-04-18 18:49 ` Pekka Enberg
2010-04-19 9:05 ` Mel Gorman
2010-04-13 15:25 ` [PATCH 4/6] change alloc function in vmemmap_alloc_block Minchan Kim
2010-04-13 15:59 ` Mel Gorman
2010-04-14 0:19 ` KAMEZAWA Hiroyuki
2010-04-13 15:25 ` [PATCH 5/6] change alloc function in __vmalloc_area_node Minchan Kim
2010-04-13 16:02 ` Mel Gorman
2010-04-14 0:22 ` KAMEZAWA Hiroyuki
2010-04-14 0:33 ` Minchan Kim
2010-04-13 15:25 ` [PATCH 6/6] Add comment in alloc_pages_exact_node Minchan Kim
2010-04-13 16:13 ` Mel Gorman
2010-04-13 16:20 ` Minchan Kim
2010-04-13 15:32 ` [PATCH 1/6] Remove node's validity check in alloc_pages Mel Gorman
2010-04-14 0:04 ` KAMEZAWA Hiroyuki
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=s2x84144f021004140523t3092f6cbge410ab4e15afac3e@mail.gmail.com \
--to=penberg@cs.helsinki.fi \
--cc=akpm@linux-foundation.org \
--cc=cl@linux-foundation.org \
--cc=kamezawa.hiroyu@jp.fujitsu.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=lliubbo@gmail.com \
--cc=mel@csn.ul.ie \
--cc=minchan.kim@gmail.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;
as well as URLs for NNTP newsgroup(s).