RE: [PATCH 0/3] Add SMP support

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> -----Original Message-----
> From: Simon Horman [mailto:horms@xxxxxxxxxxxx]
> Sent: 09 August 2017 09:36
> To: Biju Das <biju.das@xxxxxxxxxxxxxx>
> Cc: Rob Herring <robh+dt@xxxxxxxxxx>; Mark Rutland
> <mark.rutland@xxxxxxx>; Magnus Damm <magnus.damm@xxxxxxxxx>;
> Russell King <linux@xxxxxxxxxxxxxxx>; Chris Paterson
> <Chris.Paterson2@xxxxxxxxxxx>; devicetree@xxxxxxxxxxxxxxx; linux-renesas-
> soc@xxxxxxxxxxxxxxx; linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
> Subject: Re: [PATCH 0/3] Add SMP support
>
> On Tue, Aug 08, 2017 at 11:56:30AM +0100, Biju Das wrote:
> > This series aims to add SMP support for r8a7743 SoC.
> >
> > This series has been tested against Linux-next tag 20170727 and
> > renesas-dev branch.
>
> It seems that these patches are targeted at the renesas tree.
> The best practice in that case is to base patches on the latest devel branch.
> Please consider doing so in future.
>
> The patches themselves seem good to me, however, I would like to enquire
> about testing. In particular, have you tested CPU hotplug and suspend to RAM
> with these patches (and without in the case of the latter)?

I have tested CPU hotplug with this patch and it works ok.

Currently iWave platform doesn't support STR I guess. But we should check the changes on other M2 platforms to prove that
things don't break.

[>]
> I am cautious about any regressions that may creep in when going from UP to
> SMP.

> >
> > Biju Das (3):
> >   dt-bindings: apmu: Document r8a7743 support
> >   ARM: dts: r8a7743: Add APMU node and second CPU core
> >   ARM: dts: r8a7743: Add OPP table for frequency scaling
> >
> >  .../devicetree/bindings/power/renesas,apmu.txt     |  3 ++-
> >  arch/arm/boot/dts/r8a7743.dtsi                     | 25 ++++++++++++++++++++++
> >  2 files changed, 27 insertions(+), 1 deletion(-)
> >
> > --
> > 1.9.1
> >



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