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From: Andrew Morton <akpm@linux-foundation.org>
To: Kamalesh Babulal <kamalesh@linux.vnet.ibm.com>,
	linux-kernel@vger.kernel.org,
	Balbir Singh <balbir@linux.vnet.ibm.com>,
	Christoph Lameter <clameter@sgi.com>, Mel Gorman <mel@csn.ul.ie>,
	linux-mm@kvack.org
Subject: Re: [BUG] 2.6.23-rc3-mm1 kernel BUG at mm/page_alloc.c:2876!
Date: Wed, 22 Aug 2007 13:50:24 -0700	[thread overview]
Message-ID: <20070822135024.dde8ef5a.akpm@linux-foundation.org> (raw)
In-Reply-To: <20070822134800.ce5a5a69.akpm@linux-foundation.org>

On Wed, 22 Aug 2007 13:48:00 -0700
Andrew Morton <akpm@linux-foundation.org> wrote:

> This:
> 
> --- a/mm/page_alloc.c~a
> +++ a/mm/page_alloc.c
> @@ -2814,6 +2814,8 @@ static int __cpuinit process_zones(int c
>  	return 0;
>  bad:
>  	for_each_zone(dzone) {
> +		if (!populated_zone(zone))
> +			continue;		
>  		if (dzone == zone)
>  			break;
>  		kfree(zone_pcp(dzone, cpu));
> _
> 
> might help avoid the crash

err, make that

--- a/mm/page_alloc.c~a
+++ a/mm/page_alloc.c
@@ -2814,6 +2814,8 @@ static int __cpuinit process_zones(int c
 	return 0;
 bad:
 	for_each_zone(dzone) {
+		if (!populated_zone(dzone))
+			continue;
 		if (dzone == zone)
 			break;
 		kfree(zone_pcp(dzone, cpu));
_



WARNING: multiple messages have this Message-ID (diff)
From: Andrew Morton <akpm@linux-foundation.org>
To: Kamalesh Babulal <kamalesh@linux.vnet.ibm.com>,
	linux-kernel@vger.kernel.org,
	Balbir Singh <balbir@linux.vnet.ibm.com>,
	Christoph Lameter <clameter@sgi.com>, Mel Gorman <mel@csn.ul.ie>,
	linux-mm@kvack.org
Subject: Re: [BUG] 2.6.23-rc3-mm1 kernel BUG at mm/page_alloc.c:2876!
Date: Wed, 22 Aug 2007 13:50:24 -0700	[thread overview]
Message-ID: <20070822135024.dde8ef5a.akpm@linux-foundation.org> (raw)
In-Reply-To: <20070822134800.ce5a5a69.akpm@linux-foundation.org>

On Wed, 22 Aug 2007 13:48:00 -0700
Andrew Morton <akpm@linux-foundation.org> wrote:

> This:
> 
> --- a/mm/page_alloc.c~a
> +++ a/mm/page_alloc.c
> @@ -2814,6 +2814,8 @@ static int __cpuinit process_zones(int c
>  	return 0;
>  bad:
>  	for_each_zone(dzone) {
> +		if (!populated_zone(zone))
> +			continue;		
>  		if (dzone == zone)
>  			break;
>  		kfree(zone_pcp(dzone, cpu));
> _
> 
> might help avoid the crash

err, make that

--- a/mm/page_alloc.c~a
+++ a/mm/page_alloc.c
@@ -2814,6 +2814,8 @@ static int __cpuinit process_zones(int c
 	return 0;
 bad:
 	for_each_zone(dzone) {
+		if (!populated_zone(dzone))
+			continue;
 		if (dzone == zone)
 			break;
 		kfree(zone_pcp(dzone, cpu));
_


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  reply	other threads:[~2007-08-22 20:50 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-08-22 20:20 [BUG] 2.6.23-rc3-mm1 kernel BUG at mm/page_alloc.c:2876! Kamalesh Babulal
2007-08-22 20:48 ` Andrew Morton
2007-08-22 20:48   ` Andrew Morton
2007-08-22 20:50   ` Andrew Morton [this message]
2007-08-22 20:50     ` Andrew Morton
2007-08-23 13:07     ` Mel Gorman
2007-08-23 13:07       ` Mel Gorman
2007-08-23 17:17       ` Kamalesh Babulal
2007-08-23 17:17         ` Kamalesh Babulal
2007-08-23 20:05         ` Christoph Lameter
2007-08-23 20:05           ` Christoph Lameter
2007-08-24  6:15           ` Kamalesh Babulal
2007-08-24  6:15             ` Kamalesh Babulal
2007-08-24  8:58             ` Mel Gorman
2007-08-24  8:58               ` Mel Gorman
2007-08-24 16:54             ` Christoph Lameter
2007-08-24 16:54               ` Christoph Lameter
2007-08-22 21:09   ` Christoph Lameter
2007-08-22 21:09     ` Christoph Lameter
2007-08-23 14:49 ` Mel Gorman

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