Re: 2.6.0-test9-mm4: page allocation failure. order 3, mode 0x20

[Andrew Morton <akpm@osdl.org>]

Jurriaan <thunder7@xs4all.nl> wrote:
>
>  After several runs of cdda2wav I get this message:
> 
>  Nov 21 07:03:34 middle kernel: cdda2wav: page allocation failure. order:3, mode:0x20
>  Nov 21 07:03:34 middle last message repeated 36 times
> 
> ...
> 
>  I ran cdda2wav a lot more under 2.9.0-test9-mm3 and didn't see this
>  message.

Are you sure you were running -mm4 and not Linus's kernel?  -mm has a tweak
for this, and it was present in -mm4.

It would help to add this patch; maybe the allocation is coming from
somewhere else.


diff -puN mm/page_alloc.c~a mm/page_alloc.c
--- 25/mm/page_alloc.c~a	2003-11-20 22:25:23.000000000 -0800
+++ 25-akpm/mm/page_alloc.c	2003-11-20 22:25:38.000000000 -0800
@@ -672,6 +672,7 @@ nopage:
 		printk("%s: page allocation failure."
 			" order:%d, mode:0x%x\n",
 			p->comm, order, gfp_mask);
+		dump_stack();
 	}
 	return NULL;
 got_pg:

_