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* [PATCH] oom fix: prevent oom from killing a process with children/sibling unkillable
@ 2007-03-15 13:49 Ankita Garg
  2007-03-15 13:52 ` Nick Piggin
  2007-03-15 22:22 ` William Lee Irwin III
  0 siblings, 2 replies; 3+ messages in thread
From: Ankita Garg @ 2007-03-15 13:49 UTC (permalink / raw)
  To: Linux Memory Management; +Cc: LKML, Nick Piggin, Andrew Morton

Looking at oom_kill.c, found that the intention to not kill the selected
process if any of its children/siblings has OOM_DISABLE set, is not being met.


Signed-off-by: Ankita Garg <ankita@in.ibm.com>

Index: ankita/linux-2.6.20.1/mm/oom_kill.c
===================================================================
--- ankita.orig/linux-2.6.20.1/mm/oom_kill.c	2007-02-20 12:04:32.000000000 +0530
+++ ankita/linux-2.6.20.1/mm/oom_kill.c	2007-03-15 12:44:50.000000000 +0530
@@ -320,7 +320,7 @@
 	 * Don't kill the process if any threads are set to OOM_DISABLE
 	 */
 	do_each_thread(g, q) {
-		if (q->mm == mm && p->oomkilladj == OOM_DISABLE)
+		if (q->mm == mm && q->oomkilladj == OOM_DISABLE)
 			return 1;
 	} while_each_thread(g, q);
 

Regards,
-- 
Ankita Garg (ankita@in.ibm.com)
Linux Technology Center
IBM India Systems & Technology Labs, 
Bangalore, India   

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^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH] oom fix: prevent oom from killing a process with children/sibling unkillable
  2007-03-15 13:49 [PATCH] oom fix: prevent oom from killing a process with children/sibling unkillable Ankita Garg
@ 2007-03-15 13:52 ` Nick Piggin
  2007-03-15 22:22 ` William Lee Irwin III
  1 sibling, 0 replies; 3+ messages in thread
From: Nick Piggin @ 2007-03-15 13:52 UTC (permalink / raw)
  To: Ankita Garg; +Cc: Linux Memory Management, LKML, Andrew Morton

On Thu, Mar 15, 2007 at 07:19:21PM +0530, Ankita Garg wrote:
> 
> Looking at oom_kill.c, found that the intention to not kill the selected
> process if any of its children/siblings has OOM_DISABLE set, is not being met.
> 
> 
> Signed-off-by: Ankita Garg <ankita@in.ibm.com>
Acked-by: Nick Piggin <npiggin@suse.de>

> 
> Index: ankita/linux-2.6.20.1/mm/oom_kill.c
> ===================================================================
> --- ankita.orig/linux-2.6.20.1/mm/oom_kill.c	2007-02-20 12:04:32.000000000 +0530
> +++ ankita/linux-2.6.20.1/mm/oom_kill.c	2007-03-15 12:44:50.000000000 +0530
> @@ -320,7 +320,7 @@
>  	 * Don't kill the process if any threads are set to OOM_DISABLE
>  	 */
>  	do_each_thread(g, q) {
> -		if (q->mm == mm && p->oomkilladj == OOM_DISABLE)
> +		if (q->mm == mm && q->oomkilladj == OOM_DISABLE)
>  			return 1;
>  	} while_each_thread(g, q);
>  
> 
> Regards,
> -- 
> Ankita Garg (ankita@in.ibm.com)
> Linux Technology Center
> IBM India Systems & Technology Labs, 
> Bangalore, India   

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^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH] oom fix: prevent oom from killing a process with children/sibling unkillable
  2007-03-15 13:49 [PATCH] oom fix: prevent oom from killing a process with children/sibling unkillable Ankita Garg
  2007-03-15 13:52 ` Nick Piggin
@ 2007-03-15 22:22 ` William Lee Irwin III
  1 sibling, 0 replies; 3+ messages in thread
From: William Lee Irwin III @ 2007-03-15 22:22 UTC (permalink / raw)
  To: Ankita Garg; +Cc: Linux Memory Management, LKML, Nick Piggin, Andrew Morton

On Thu, Mar 15, 2007 at 07:19:21PM +0530, Ankita Garg wrote:
> Looking at oom_kill.c, found that the intention to not kill the selected
> process if any of its children/siblings has OOM_DISABLE set, is not being met.
> Signed-off-by: Ankita Garg <ankita@in.ibm.com>
> Index: ankita/linux-2.6.20.1/mm/oom_kill.c
> ===================================================================
> --- ankita.orig/linux-2.6.20.1/mm/oom_kill.c	2007-02-20 12:04:32.000000000 +0530
> +++ ankita/linux-2.6.20.1/mm/oom_kill.c	2007-03-15 12:44:50.000000000 +0530
> @@ -320,7 +320,7 @@
>  	 * Don't kill the process if any threads are set to OOM_DISABLE
>  	 */
>  	do_each_thread(g, q) {
> -		if (q->mm == mm && p->oomkilladj == OOM_DISABLE)
> +		if (q->mm == mm && q->oomkilladj == OOM_DISABLE)
>  			return 1;
>  	} while_each_thread(g, q);

Acked-by: William Irwin <wli@holomorphy.com>


-- wli

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^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2007-03-15 22:22 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2007-03-15 13:49 [PATCH] oom fix: prevent oom from killing a process with children/sibling unkillable Ankita Garg
2007-03-15 13:52 ` Nick Piggin
2007-03-15 22:22 ` William Lee Irwin III

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