linux-kernel - Re: [PATCH 1/2 v6] time: Make fast functions return 0 before timekeeping is initialized

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Message-ID: <CALAqxLV=3VFjTC+BctR3atST9zTmrp7WovR9Hc3qFnmB11xTcg@mail.gmail.com>
Date:   Wed, 16 Aug 2017 20:40:39 -0700
From:   John Stultz <john.stultz@...aro.org>
To:     Prarit Bhargava <prarit@...hat.com>
Cc:     lkml <linux-kernel@...r.kernel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Stephen Boyd <sboyd@...eaurora.org>
Subject: Re: [PATCH 1/2 v6] time: Make fast functions return 0 before
 timekeeping is initialized

On Wed, Aug 16, 2017 at 8:17 AM, Prarit Bhargava <prarit@...hat.com> wrote:
> printk timestamps will be extended to include mono and boot time by using
> the fast timekeeping functions ktime_get_mono|boot_fast_ns() functions.
> The functions can return garbage before timekeeping is initialized
> resulting in garbage timestamps.
>
> The fast time functions must return 0 before timekeeping is initialized.
>

This looks reasonable. I can queue it, but you still have feedback to
address on 2/2, so I may wait until that is sorted.

thanks
-john