Re: [PATCH] mips: micro-optimize calculate_cpu_foreign_map()

From: Thomas Bogendoerfer
Date: Tue Jul 05 2022 - 06:40:56 EST


On Thu, Jun 30, 2022 at 07:59:04PM -0700, Yury Norov wrote:
> On Tue, Jun 21, 2022 at 07:47:29AM -0700, Yury Norov wrote:
> > The inner loop in calculate_cpu_foreign_map() walks the whole
> > cpumask to check if we have siblings for a given cpu.
> >
> > We can just break after a 1st match and avoid useless traversing
> > the rest of mask.
> >
> > Loongarch has an identical function, so fix it here as well.
> >
> > Signed-off-by: Yury Norov <yury.norov@xxxxxxxxx>
>
> Ping?

as this is touching two different archs, it would have been easier
to send this in two different patches.

Huacai, should I take the patch ?

Thomas.

--
Crap can work. Given enough thrust pigs will fly, but it's not necessarily a
good idea. [ RFC1925, 2.3 ]