[RFC PATCH v2 1/4] arm64: defconfig: increase NR_CPUS range to 2-128
Zi Shen Lim
zlim.lnx at gmail.com
Mon Dec 8 17:57:03 PST 2014
Hi Arnd,
On Mon, Nov 24, 2014 at 3:53 AM, Arnd Bergmann <arnd at arndb.de> wrote:
>
> On Saturday 22 November 2014 02:53:27 Ganapatrao Kulkarni wrote:
> > Raising the maximum limit to 128. This is needed for Cavium's
> > Thunder system that will have 96 cores on Multi-node system.
> >
> > Signed-off-by: Ganapatrao Kulkarni <ganapatrao.kulkarni at caviumnetworks.com>
> >
>
> Could we please raise the compile-time limit to the highest number that
> you are able to boot successfully on some existing machine?
>
> There isn't much point in doubling this every few months.
Agreed. If we look back at [1], Mark Rutland has actually compiled and
boot-tested NR_CPUS=4096 on Juno.
[1] https://lkml.org/lkml/2014/9/8/537
>
> Arnd
>
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