From: John Stultz <john.stultz@linaro.org>
To: Linus Walleij <linus.walleij@stericsson.com>
Cc: Alessandro Zummo <a.zummo@towertech.it>,
rtc-linux@googlegroups.com, linux-kernel@vger.kernel.org,
Rabin Vincent <rabin.vincent@stericsson.com>,
stable@kernel.org
Subject: Re: [PATCH] rtc: disable the alarm in the hardware
Date: Tue, 22 Nov 2011 12:32:04 -0800 [thread overview]
Message-ID: <1321993924.6445.74.camel@work-vm> (raw)
In-Reply-To: <1321956194-8382-1-git-send-email-linus.walleij@stericsson.com>
On Tue, 2011-11-22 at 11:03 +0100, Linus Walleij wrote:
> From: Rabin Vincent <rabin.vincent@stericsson.com>
>
> Currently, the RTC code does not disable the alarm in the hardware.
>
> This means that after a sequence such as the one below (the files are in the
> RTC sysfs), the box will boot up after 2 minutes even though we've
> asked for the alarm to be turned off.
>
> # echo $((`cat since_epoch`)+120) > wakealarm
> # echo 0 > wakealarm
> # poweroff
>
> Fix this by disabling the alarm when there are no timers to run.
Hey Linus,
Thanks for sending this along! It looks like a good fix to me! I'm a
little amazed this hasn't cropped up sooner. I'll do some further
testing and then queue it for upstream.
thanks
-john
next prev parent reply other threads:[~2011-11-22 20:32 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-22 10:03 [PATCH] rtc: disable the alarm in the hardware Linus Walleij
2011-11-22 20:32 ` John Stultz [this message]
2011-11-23 12:53 ` [rtc-linux] " Linus Walleij
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=1321993924.6445.74.camel@work-vm \
--to=john.stultz@linaro.org \
--cc=a.zummo@towertech.it \
--cc=linus.walleij@stericsson.com \
--cc=linux-kernel@vger.kernel.org \
--cc=rabin.vincent@stericsson.com \
--cc=rtc-linux@googlegroups.com \
--cc=stable@kernel.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.