linux-kernel - Re: [v4 PATCH 0/2] powerpc/powernv: Enable stop4 via cpuidle

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Message-ID: <20170807174329.51dd531a@roar.ozlabs.ibm.com>
Date:   Mon, 7 Aug 2017 17:43:29 +1000
From:   Nicholas Piggin <npiggin@...il.com>
To:     "Gautham R. Shenoy" <ego@...ux.vnet.ibm.com>
Cc:     Michael Ellerman <mpe@...erman.id.au>,
        Michael Neuling <mikey@...ling.org>,
        Vaidyanathan Srinivasan <svaidy@...ux.vnet.ibm.com>,
        Shilpasri G Bhat <shilpa.bhat@...ux.vnet.ibm.com>,
        Akshay Adiga <akshay.adiga@...ux.vnet.ibm.com>,
        linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: Re: [v4 PATCH 0/2] powerpc/powernv: Enable stop4 via cpuidle

On Mon,  7 Aug 2017 11:12:42 +0530
"Gautham R. Shenoy" <ego@...ux.vnet.ibm.com> wrote:

> From: "Gautham R. Shenoy" <ego@...ux.vnet.ibm.com>
> 
> Hi,
> 
> This is the fourth iteration of the patchset to enable exploitation of
> stop4 idle state on POWER9 via cpuidle.

These look good to me, thanks. I think the SPR saving is moving in the
right direction too. We should get this enabled stream as soon as possible.
For both patches,

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