linux-kernel - Re: [PATCH] clocksource: arm_arch_timer: print timer value at init time

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Message-ID: <CAOesGMjzxw9LGmLVV_5drH1snwo_a+pwCi+rD6m46nJOumGmQw@mail.gmail.com>
Date:   Fri, 3 Feb 2017 16:08:32 -0800
From:   Olof Johansson <olof@...om.net>
To:     Mark Rutland <mark.rutland@....com>,
        Marc Zyngier <marc.zyngier@....com>
Cc:     Daniel Lezcano <daniel.lezcano@...aro.or>,
        Thomas Gleixner <tglx@...utronix.de>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Olof Johansson <olof@...om.net>
Subject: Re: [PATCH] clocksource: arm_arch_timer: print timer value at init time

On Mon, Dec 19, 2016 at 9:47 AM, Olof Johansson <olof@...om.net> wrote:
> This is useful to get an indication of how much time we spent in firmware.
>
> It's not guaranteed that the timer started at 0 on reset, so it's just
> an approximation, and might very well be invalid on some systems. But
> it's still a useful metric to have access to.
>
> Signed-off-by: Olof Johansson <olof@...om.net>

Friendly ping. Would be nice to see this land in 4.11.


Thanks,

-Olof