linux-kernel - Re: [PATCH 4/6] cpuidle: menu: Do not update last_state_idx in menu

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Message-ID: <20181004145732.GC1881@mai>
Date:   Thu, 4 Oct 2018 16:57:32 +0200
From:   Daniel Lezcano <daniel.lezcano@...aro.org>
To:     "Rafael J. Wysocki" <rjw@...ysocki.net>
Cc:     Linux PM <linux-pm@...r.kernel.org>,
        Peter Zijlstra <peterz@...radead.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 4/6] cpuidle: menu: Do not update last_state_idx in
 menu_select()

On Tue, Oct 02, 2018 at 11:45:07PM +0200, Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
> 
> It is not necessary to update data->last_state_idx in menu_select()
> as it only is used in menu_update() which only runs when
> data->needs_update is set and that is set only when updating
> data->last_state_idx in menu_reflect().
> 
> Accordingly, drop the update of data->last_state_idx from
> menu_select() and get rid of the (now redundant) "out" label
> from it.
> 
> No intentional behavior changes.
> 
> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
> ---

Reviewed-by: Daniel Lezcano <daniel.lezcano@...aro.org>

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