From: Christoph Lameter <cl@linux-foundation.org>
To: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: Minchan Kim <minchan.kim@gmail.com>,
Johannes Weiner <hannes@cmpxchg.org>,
David Howells <dhowells@redhat.com>,
"riel@redhat.com" <riel@redhat.com>,
Andrew Morton <akpm@linux-foundation.org>,
LKML <linux-kernel@vger.kernel.org>,
"peterz@infradead.org" <peterz@infradead.org>,
"tytso@mit.edu" <tytso@mit.edu>,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
"elladan@eskimo.com" <elladan@eskimo.com>,
"npiggin@suse.de" <npiggin@suse.de>,
"Barnes, Jesse" <jesse.barnes@intel.com>
Subject: Re: [PATCH] Show kernel stack usage to /proc/meminfo and OOM log
Date: Tue, 30 Jun 2009 10:13:34 -0400 (EDT) [thread overview]
Message-ID: <alpine.DEB.1.10.0906301011210.6124@gentwo.org> (raw)
In-Reply-To: <20090630150035.A738.A69D9226@jp.fujitsu.com>
On Tue, 30 Jun 2009, KOSAKI Motohiro wrote:
> +static void account_kernel_stack(struct thread_info *ti, int on)
static inline?
> +{
> + struct zone* zone = page_zone(virt_to_page(ti));
> + int sign = on ? 1 : -1;
> + long acct = sign * (THREAD_SIZE / PAGE_SIZE);
int pages = THREAD_SIZE / PAGE_SIZE;
?
> +
> + mod_zone_page_state(zone, NR_KERNEL_STACK, acct);
mod_zone_page_state(zone, NR_KERNEL_STACK, on ? pages : -pages);
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next prev parent reply other threads:[~2009-06-30 14:13 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-06-30 6:03 KOSAKI Motohiro
2009-06-30 6:29 ` KOSAKI Motohiro
2009-06-30 14:13 ` Christoph Lameter [this message]
2009-06-30 23:26 ` KOSAKI Motohiro
2009-07-01 1:37 ` [PATCH v2] " KOSAKI Motohiro
2009-07-01 2:11 ` David Rientjes
2009-07-01 2:52 ` KOSAKI Motohiro
2009-07-01 14:44 ` David Howells
2009-07-01 17:16 ` Christoph Lameter
2009-07-01 17:23 ` Rik van Riel
2009-07-03 0:03 ` KOSAKI Motohiro
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