linux-kernel - Re: [bugreport] "hwclock -w" reset time instead of setting the right time

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Message-ID: <CABXGCsMLfarquWnzV=e3Ta_HPac+DALfKEOaD3rp5n9MPqgyFw@mail.gmail.com>
Date:   Thu, 2 Jan 2020 22:17:26 +0500
From:   Mikhail Gavrilov <mikhail.v.gavrilov@...il.com>
To:     J William Piggott <elseifthen@....com>
Cc:     Karel Zak <kzak@...hat.com>, util-linux@...r.kernel.org,
        Linux List Kernel Mailing <linux-kernel@...r.kernel.org>,
        linux-rtc@...r.kernel.org
Subject: Re: [bugreport] "hwclock -w" reset time instead of setting the right time

On Thu, 2 Jan 2020 at 21:59, J William Piggott <elseifthen@....com> wrote:
>
> You've demonstrated that 'hwclock -w' does not 'reset' the RTC.
>
> Does your new motherboard use a battery backup for the RTC?
> Is the battery good?
>

If you look carefully demonstration the RTC 'reset' happens after
reboot __only__ when 'hwclock -w' have been entered before reboot.
So if I reboot the computer without 'hwclock -w' the RTC will be not reset.

--
Best Regards,
Mike Gavrilov.