linux-kernel - Re: [PATCH] rtc: cmos: ignore bogus century byte

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Message-ID: <20190110215603.gliuq36qqpfnflkv@dcvr>
Date:   Thu, 10 Jan 2019 21:56:04 +0000
From:   Eric Wong <e@...24.org>
To:     Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Patrick McDermott <patrick.mcdermott@...iquity.com>
Cc:     Alessandro Zummo <a.zummo@...ertech.it>,
        Sylvain Chouleur <sylvain.chouleur@...el.com>,
        linux-rtc@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] rtc: cmos: ignore bogus century byte

Alexandre Belloni <alexandre.belloni@...tlin.com> wrote:
> Does this mean that it is set to an invalid value and that in is not
> getting updated properly in mc146818_set_time?

It seems to be set/updated without trouble while the machine is
on.  It's only on a cold boot (from poweroff or hibernate) that
the value is invalid.

Patrick may be able to fill you in on more details.