linux-kernel - Re: [PATCH 1/2] nvme: only consider exit latency when choosing useful non-op power states

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Message-ID: <CALCETrWSaTuimvv+_pC+gzJxkLHj8oc4iZErVHL4nzjRDUpZjA@mail.gmail.com>
Date:   Wed, 7 Jun 2017 08:20:00 -0700
From:   Andy Lutomirski <luto@...nel.org>
To:     Kai-Heng Feng <kai.heng.feng@...onical.com>
Cc:     Andrew Lutomirski <luto@...nel.org>,
        Christoph Hellwig <hch@....de>, Jens Axboe <axboe@...com>,
        linux-nvme <linux-nvme@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/2] nvme: only consider exit latency when choosing useful
 non-op power states

On Wed, Jun 7, 2017 at 12:25 AM, Kai-Heng Feng
<kai.heng.feng@...onical.com> wrote:
> +                       exit_latency_us =
> +                               (u64)le32_to_cpu(ctrl->psd[state].exit_lat);

Trivial nit: the case is no longer necessary.