From: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
To: Mike Travis <travis@sgi.com>
Cc: kosaki.motohiro@jp.fujitsu.com,
David Miller <davem@davemloft.net>,
akpm@linux-foundation.org, linux-kernel@vger.kernel.org,
linux-mm@kvack.org, cl@linux-foundation.org,
tokunaga.keiich@jp.fujitsu.com
Subject: Re: [RFC][PATCH 2/2] quicklist shouldn't be proportional to # of CPUs
Date: Tue, 26 Aug 2008 08:31:02 +0900 [thread overview]
Message-ID: <20080826082756.232C.KOSAKI.MOTOHIRO@jp.fujitsu.com> (raw)
In-Reply-To: <48B2FC9D.3020300@sgi.com>
Hi Mike,
> >>> + num_cpus_per_node = cpus_weight_nr(node_to_cpumask(node));
>
> I think the more correct usage would be:
>
> {
> node_to_cpumask_ptr(v, node);
> num_cpus_per_node = cpus_weight_nr(*v);
> max /= num_cpus_per_node;
>
> return max(max, min_pages);
> }
>
> which should load 'v' with a pointer to the node_to_cpumask_map[node] entry
> [and avoid using stack space for the cpumask_t variable for those arch's
> that define a node_to_cpumask_map (or similar).] Otherwise a local cpumask_t
> variable '_v' is created to which 'v' is pointing to and thus can be used
> directly as an arg to the cpu_xxx ops.
Thank you for your attension.
please see my latest patch (http://marc.info/?l=linux-mm&m=121966459713193&w=2)
it do that.
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next prev parent reply other threads:[~2008-08-25 23:31 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-08-20 11:05 [RFC][PATCH 0/2] Quicklist is slighly problematic KOSAKI Motohiro
2008-08-20 11:07 ` [RFC][PATCH 1/2] Show quicklist at meminfo KOSAKI Motohiro
2008-08-20 18:35 ` Andrew Morton
2008-08-21 7:36 ` KOSAKI Motohiro
2008-08-22 1:05 ` KOSAKI Motohiro
2008-08-22 4:28 ` Andrew Morton
2008-08-22 13:23 ` Robin Holt
2008-08-22 13:56 ` Christoph Lameter
2008-08-23 8:24 ` KOSAKI Motohiro
2008-08-24 5:29 ` Andrew Morton
2008-08-20 11:08 ` [RFC][PATCH 2/2] quicklist shouldn't be proportional to # of CPUs KOSAKI Motohiro
2008-08-20 15:27 ` Christoph Lameter
2008-08-21 6:46 ` Andrew Morton
2008-08-21 7:13 ` David Miller, Andrew Morton
2008-08-21 7:18 ` KOSAKI Motohiro
2008-08-21 7:27 ` Andrew Morton
2008-08-21 7:31 ` KOSAKI Motohiro
2008-08-21 9:32 ` Peter Zijlstra
2008-08-21 10:04 ` KOSAKI Motohiro
2008-08-21 10:09 ` David Miller, KOSAKI Motohiro
2008-08-21 10:13 ` KOSAKI Motohiro
2008-08-21 10:26 ` David Miller, KOSAKI Motohiro
2008-08-21 10:22 ` KOSAKI Motohiro
2008-08-21 12:02 ` KOSAKI Motohiro
2008-08-25 18:48 ` Mike Travis
2008-08-25 23:33 ` KOSAKI Motohiro
2008-08-26 20:35 ` Mike Travis
2008-08-25 18:44 ` Mike Travis
2008-08-25 18:40 ` Mike Travis
2008-08-25 23:31 ` KOSAKI Motohiro [this message]
2008-08-20 14:10 ` [RFC][PATCH 0/2] Quicklist is slighly problematic Christoph Lameter
2008-08-20 14:49 ` KOSAKI Motohiro
2008-08-20 15:26 ` Christoph Lameter
2008-08-21 2:13 ` Robin Holt
2008-08-21 2:16 ` Robin Holt
2008-08-21 3:08 ` David Miller, Robin Holt
2008-08-21 13:10 ` Christoph Lameter
2008-08-20 18:31 ` Andrew Morton
2008-08-21 2:42 ` Robin Holt
2008-08-21 13:07 ` Christoph Lameter
2008-08-21 13:14 ` Robin Holt
2008-08-21 13:18 ` Christoph Lameter
2008-08-21 13:45 ` Robin Holt
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