Re: [PATCH] slub: prefetch next freelist pointer in slab_alloc()

[Geert Uytterhoeven]

On Mon, Jan 30, 2012 at 22:53, Christoph Lameter <cl@xxxxxxxxx> wrote:
> On Mon, 30 Jan 2012, Geert Uytterhoeven wrote:
>> m68k/allmodconfig at http://kisskb.ellerman.id.au/kisskb/buildresult/5527349/
>>
>> mm/slub.c:274: error: implicit declaration of function 'prefetch'
>>
>> Sorry, didn't notice it earlier due to other build breakage in -next.
>
> Does this fix it?

Yep. Thx!

> Subject: slub: include include for prefetch
>
> Otherwise m68k breaks.
>
> Reported-by: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>
> Signed-off-by: Christoph Lameter <cl@xxxxxxxxx>

Acked-by: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>

> ---
> Âmm/slub.c | Â Â1 +
> Â1 file changed, 1 insertion(+)
>
> Index: linux-2.6/mm/slub.c
> ===================================================================
> --- linux-2.6.orig/mm/slub.c  Â2012-01-13 10:04:06.000000000 -0600
> +++ linux-2.6/mm/slub.c 2012-01-30 15:51:55.000000000 -0600
> @@ -29,6 +29,7 @@
> Â#include <linux/math64.h>
> Â#include <linux/fault-inject.h>
> Â#include <linux/stacktrace.h>
> +#include <linux/prefetch.h>
>
> Â#include <trace/events/kmem.h>

Gr{oetje,eeting}s,

            Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
             Â Â -- Linus Torvalds
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