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

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]


On Tue, Jan 24, 2012 at 20:54, Pekka Enberg <penberg@xxxxxxxxxx> wrote:
> On Fri, 16 Dec 2011, Eric Dumazet wrote:
>>> Recycling a page is a problem, since freelist link chain is hot on
>>> cpu(s) which freed objects, and possibly very cold on cpu currently
>>> owning slab.
>
> On Fri, 16 Dec 2011, Christoph Lameter wrote:
>> Good idea. How do the tcp benchmarks look after this?
>>
>> Looks sane.
>>
>> Acked-by: Christoph Lameter <cl@xxxxxxxxx>
>
> Applied, thanks!

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.

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.
                                -- Linus Torvalds
--
To unsubscribe from this list: send the line "unsubscribe linux-next" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Photo]     [Yosemite News]    [Yosemite Photos]    [Free Online Dating]     [Linux Kernel]     [Linux SCSI]     [XFree86]

Add to Google Powered by Linux