Re: [PATCH bpf-next 2/7] mm: percpu: introduce percpu_size()

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On Thu, Feb 2, 2023 at 10:32 PM Christoph Lameter <cl@xxxxxxxxx> wrote:
>
> On Thu, 2 Feb 2023, Yafang Shao wrote:
>
> > +     bits = end - bit_off;
> > +     size = bits * PCPU_MIN_ALLOC_SIZE;
> > +
> > +     return pcpu_obj_full_size(size);
>
> Dont you have to multiply by the number of online cpus? The per cpu area
> are duplicated for those.

It is multiplied in pcpu_obj_full_size().

-- 
Regards
Yafang



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