linux-kernel - Re: [v2 PATCH 1/4] powernv: Move CPU-Offline idle state invocation from smp.c to idle.c

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Message-Id: <20170322054140.GA30295@in.ibm.com>
Date:   Wed, 22 Mar 2017 11:11:40 +0530
From:   Gautham R Shenoy <ego@...ux.vnet.ibm.com>
To:     Nicholas Piggin <npiggin@...il.com>
Cc:     "Gautham R. Shenoy" <ego@...ux.vnet.ibm.com>,
        Michael Ellerman <mpe@...erman.id.au>,
        Michael Neuling <mikey@...ling.org>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        "Shreyas B. Prabhu" <shreyasbp@...il.com>,
        Shilpasri G Bhat <shilpa.bhat@...ux.vnet.ibm.com>,
        Vaidyanathan Srinivasan <svaidy@...ux.vnet.ibm.com>,
        Anton Blanchard <anton@...ba.org>,
        Balbir Singh <bsingharora@...il.com>,
        Akshay Adiga <akshay.adiga@...ux.vnet.ibm.com>,
        linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: Re: [v2 PATCH 1/4] powernv: Move CPU-Offline idle state invocation
 from smp.c to idle.c

Hi Nick,

On Tue, Mar 21, 2017 at 02:35:17AM +1000, Nicholas Piggin wrote:
> On Mon, 20 Mar 2017 21:24:15 +0530
> "Gautham R. Shenoy" <ego@...ux.vnet.ibm.com> wrote:
> 
> > From: "Gautham R. Shenoy" <ego@...ux.vnet.ibm.com>
> > 
> > Move the piece of code in powernv/smp.c::pnv_smp_cpu_kill_self() which
> > transitions the CPU to the deepest available platform idle state to a
> > new function named pnv_cpu_offline() in powernv/idle.c. The rationale
> > behind this code movement is that the data required to determine the
> > deepest available platform state resides in powernv/idle.c.
> > 
> > Signed-off-by: Gautham R. Shenoy <ego@...ux.vnet.ibm.com>
> 
> Looks good. As a nitpick, possibly one or two variables in idle.c could
> become static (pnv_deepest_stop_psscr_*).
>

I changed that, but it ended up being in the next patch.

> Reviewed-by: Nicholas Piggin <npiggin@...il.com>
> 

Thanks!

--
Thanks and Regards
gautham.