All of lore.kernel.org
 help / color / mirror / Atom feed
From: joshc@codeaurora.org (Josh Cartwright)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] rtc: mv: reset date if after year 2038
Date: Tue, 18 Feb 2014 13:11:11 -0600	[thread overview]
Message-ID: <20140218191111.GH31116@joshc.qualcomm.com> (raw)
In-Reply-To: <1392729966-25394-1-git-send-email-thomas.petazzoni@free-electrons.com>

On Tue, Feb 18, 2014 at 02:26:06PM +0100, Thomas Petazzoni wrote:
> Dates after January, 19th 2038 are badly handled by userspace due to
> the time being stored on 32 bits. This causes issues on some Marvell
> platform on which the RTC is initialized by default to a date that's
> beyond 2038, causing a really weird behavior of the RTC.
> 
> In order to avoid that, reset the date to a sane value if the RTC is
> beyond 2038.

Just so I better understand: is this really a problem that is unique to
this particular RTC?  It smells a bit like we're papering over a problem
that may exist for other RTCs as well, and if so, is better solved in
the core.

Thanks,
  Josh

-- 
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
hosted by The Linux Foundation

  parent reply	other threads:[~2014-02-18 19:11 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-02-18 13:26 [PATCH] rtc: mv: reset date if after year 2038 Thomas Petazzoni
2014-02-18 13:34 ` Baruch Siach
2014-02-18 14:04 ` Andrew Lunn
2014-02-18 14:15   ` Jason Cooper
2014-02-18 14:16   ` Thomas Petazzoni
2014-02-18 14:53     ` Andrew Lunn
2014-02-18 14:58 ` Jason Cooper
2014-02-18 19:11 ` Josh Cartwright [this message]
2014-02-18 23:14   ` Thomas Petazzoni
2014-02-19 16:50     ` Josh Cartwright
2014-02-21 23:41 ` Jason Cooper

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20140218191111.GH31116@joshc.qualcomm.com \
    --to=joshc@codeaurora.org \
    --cc=linux-arm-kernel@lists.infradead.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.