Re: 2.6.13-mm2

["Martin J. Bligh" <mbligh@mbligh.org>]

--On Monday, September 12, 2005 07:01:22 +0200 Andi Kleen <ak@muc.de> wrote:

> On Sun, Sep 11, 2005 at 08:07:25PM -0700, Martin J. Bligh wrote:
>> Finally got my damned x440 box back - won't build -mm2 (-mm1 is fine)
>> 
>> arch/i386/kernel/srat.c:141: #error "MAX_NR_ZONES != 3, chunk_to_zone requires review"
>> make[1]: *** [arch/i386/kernel/srat.o] Error 1
>> make: *** [arch/i386/kernel] Error 2
>> 09/11/05-00:57:13 Build the kernel. Failed rc = 2
>> 09/11/05-00:57:13 build: kernel build Failed rc = 1
>> 09/11/05-00:57:13 command complete: (2) rc=126
>> 
>> x86_64-dma32.patch:-#define MAX_NR_ZONES                3       /* Sync this wi
>> h ZONES_SHIFT */
>> x86_64-dma32.patch:-#define ZONES_SHIFT         2       /* ceil(log2(MAX_NR_ZON
>> S)) */
>> x86_64-dma32.patch:+#define MAX_NR_ZONES                4       /* Sync this wi
>> h ZONES_SHIFT */
>> x86_64-dma32.patch:+#define ZONES_SHIFT         3       /* ceil(log2(MAX_NR_ZON
>> S)) */
>> 
>> Andi, does that need changing on ia32 as well as x86_64, or are you
>> just missing some ifdefs? Looks to me like the rest of the patch is
>> specific to x86_64.
> 
> It should be a straight forward fix - the new zone is empty on i386.
> Ok I reviewed chunk_to_zone and it should be ok with the new empty
> zone. So just the appended patch should work. Can you test?
> 
> -AndI
> 
> Make i386 compile again with fourth DMA32 zone
> 
> The code should deal with an additiona empty zone, so fix up the
># error.
> 
> Signed-off-by: Andi Kleen <ak@suse.de>
> 
> Index: linux/arch/i386/kernel/srat.c
> ===================================================================
> --- linux.orig/arch/i386/kernel/srat.c
> +++ linux/arch/i386/kernel/srat.c
> @@ -137,8 +137,8 @@ static void __init parse_memory_affinity
>  		 "enabled and removable" : "enabled" ) );
>  }
>  
> -#if MAX_NR_ZONES != 3
> -#error "MAX_NR_ZONES != 3, chunk_to_zone requires review"
> +#if MAX_NR_ZONES != 4
> +#error "MAX_NR_ZONES != 4, chunk_to_zone requires review"
>  #endif
>  /* Take a chunk of pages from page frame cstart to cend and count the number
>   * of pages in each zone, returned via zones[].
> 
> 
> 
> 
> 

Crashes on boot

http://test.kernel.org/12589/debug/console.log

May or may not be anything to do with what you were doing.

M.
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