linux-kernel - Re: [PATCH 0/5] cpuidle-pseries: Parse extended CEDE information for idle.

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Message-ID: <20200727185521.GB26602@in.ibm.com>
Date:   Tue, 28 Jul 2020 00:25:21 +0530
From:   Gautham R Shenoy <ego@...ux.vnet.ibm.com>
To:     "Rafael J. Wysocki" <rafael@...nel.org>
Cc:     "Gautham R. Shenoy" <ego@...ux.vnet.ibm.com>,
        Nicholas Piggin <npiggin@...il.com>,
        Anton Blanchard <anton@...abs.org>,
        Nathan Lynch <nathanl@...ux.ibm.com>,
        Michael Ellerman <mpe@...erman.id.au>,
        Michael Neuling <mikey@...ling.org>,
        Vaidyanathan Srinivasan <svaidy@...ux.vnet.ibm.com>,
        linuxppc-dev@...abs.org,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux PM <linux-pm@...r.kernel.org>
Subject: Re: [PATCH 0/5] cpuidle-pseries: Parse extended CEDE information for
 idle.

Hello Rafael,

On Mon, Jul 27, 2020 at 04:14:12PM +0200, Rafael J. Wysocki wrote:
> On Tue, Jul 7, 2020 at 1:32 PM Gautham R Shenoy <ego@...ux.vnet.ibm.com> wrote:
> >
> > Hi,
> >
> > On Tue, Jul 07, 2020 at 04:41:34PM +0530, Gautham R. Shenoy wrote:
> > > From: "Gautham R. Shenoy" <ego@...ux.vnet.ibm.com>
> > >
> > > Hi,
> > >
> > >
> > >
> > >
> > > Gautham R. Shenoy (5):
> > >   cpuidle-pseries: Set the latency-hint before entering CEDE
> > >   cpuidle-pseries: Add function to parse extended CEDE records
> > >   cpuidle-pseries : Fixup exit latency for CEDE(0)
> > >   cpuidle-pseries : Include extended CEDE states in cpuidle framework
> > >   cpuidle-pseries: Block Extended CEDE(1) which adds no additional
> > >     value.
> >
> > Forgot to mention that these patches are on top of Nathan's series to
> > remove extended CEDE offline and bogus topology update code :
> > https://lore.kernel.org/linuxppc-dev/20200612051238.1007764-1-nathanl@linux.ibm.com/
> 
> OK, so this is targeted at the powerpc maintainers, isn't it?

Yes, the code is powerpc specific.

Also, I noticed that Nathan's patches have been merged by Michael
Ellerman in the powerpc/merge tree. I will rebase and post a v2 of
this patch series.

--
Thanks and Regards
gautham.