From: Catalin Marinas <catalin.marinas@arm.com>
To: Mark Rutland <mark.rutland@arm.com>
Cc: Will Deacon <will.deacon@arm.com>, linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] arm64: defaults NR_CPUS to 256
Date: Mon, 21 Jan 2019 16:24:16 +0000 [thread overview]
Message-ID: <20190121162415.GF29504@arrakis.emea.arm.com> (raw)
In-Reply-To: <20190114120031.GB10258@lakrids.cambridge.arm.com>
On Mon, Jan 14, 2019 at 12:00:33PM +0000, Mark Rutland wrote:
> On Mon, Jan 14, 2019 at 11:50:35AM +0000, Will Deacon wrote:
> > On Mon, Jan 14, 2019 at 11:41:25AM +0000, Mark Rutland wrote:
> > > There are shipping arm64 platforms with 256 hardware threads. So that we
> > > can make use of these with defconfig, bump the arm64 default NR_CPUS to
> > > 256.
> > >
> > > At the same time, drop a redundant comment. We only have one default for
> > > NR_CPUS, so there's nothing to sort.
> > >
> > > Signed-off-by: Mark Rutland <mark.rutland@arm.com>
> > > Cc: Catalin Marinas <catalin.marinas@arm.com>
> > > Cc: Will Deacon <will.deacon@arm.com>
> > > ---
> > > arch/arm64/Kconfig | 3 +--
> > > 1 file changed, 1 insertion(+), 2 deletions(-)
> > >
> > > diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
> > > index a4168d366127..4cad67b9ec0a 100644
> > > --- a/arch/arm64/Kconfig
> > > +++ b/arch/arm64/Kconfig
> > > @@ -792,8 +792,7 @@ config SCHED_SMT
> > > config NR_CPUS
> > > int "Maximum number of CPUs (2-4096)"
> > > range 2 4096
> > > - # These have to remain sorted largest to smallest
> > > - default "64"
> > > + default "256"
> >
> > Acked-by: Will Deacon <will.deacon@arm.com>
>
> Cheers!
>
> Catalin, assuming you'll pick this up, could you please correct the
> title with s/defaults/default/ ?
>
> ... or if you prefer, I can resend with that corrected.
Queued for 5.1 (with title corrected). Thanks.
--
Catalin
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prev parent reply other threads:[~2019-01-21 16:24 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-14 11:41 [PATCH] arm64: defaults NR_CPUS to 256 Mark Rutland
2019-01-14 11:50 ` Will Deacon
2019-01-14 12:00 ` Mark Rutland
2019-01-21 16:24 ` Catalin Marinas [this message]
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