From: Alessandro Zummo <a.zummo-BfzFCNDTiLLj+vYz1yj4TQ@public.gmane.org>
To: Prarit Bhargava <prarit-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
Cc: John Stultz <john.stultz-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
"linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
<linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
Thomas Gleixner <tglx-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org>,
"x86-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org"
<x86-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
Matt Fleming
<matt.fleming-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
David Vrabel
<david.vrabel-Sxgqhf6Nn4DQT0dZR+AlfA@public.gmane.org>,
Andrew Morton
<akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>,
Andi Kleen <ak-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>,
"linux-efi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
<linux-efi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
"rtc-linux-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org"
<rtc-linux-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org>
Subject: Re: [RFE PATCH 2/2] rtc, add write functionality to sysfs
Date: Mon, 25 Feb 2013 15:58:12 +0100 [thread overview]
Message-ID: <20130225155812.0758e093@linux.lan.towertech.it> (raw)
In-Reply-To: <512A47C5.3010500-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
On Sun, 24 Feb 2013 12:03:01 -0500
Prarit Bhargava <prarit-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org> wrote:
>
> AFAICT there is no way for me to "test" or use the write from userspace.
> hwclock uses the SET_TIME ioctl, which is a different code path AFAICT.
>
> I'd like to be at least able to test this stuff when we make changes to it so I
> think having write functionality for date & time is worthwhile.
>
> For me, I'm using these to heavily test ntp and ntpdate over system reboots.
the point is: who will benefit from this patch? users? distributions?
embedded distributions? if it's useful, then just go for it.
> OOC, Alessandro, why is the date & time split into two fields?
because date and time are two different things and we expect
sysfs to preferably have one value for each entry.
--
Best regards,
Alessandro Zummo,
Tower Technologies - Torino, Italy
http://www.towertech.it
WARNING: multiple messages have this Message-ID (diff)
From: Alessandro Zummo <a.zummo@towertech.it>
To: Prarit Bhargava <prarit@redhat.com>
Cc: John Stultz <john.stultz@linaro.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Thomas Gleixner <tglx@linutronix.de>,
"x86@kernel.org" <x86@kernel.org>,
Matt Fleming <matt.fleming@intel.com>,
David Vrabel <david.vrabel@citrix.com>,
Andrew Morton <akpm@linux-foundation.org>,
Andi Kleen <ak@linux.intel.com>,
"linux-efi@vger.kernel.org" <linux-efi@vger.kernel.org>,
"rtc-linux@googlegroups.com" <rtc-linux@googlegroups.com>
Subject: Re: [RFE PATCH 2/2] rtc, add write functionality to sysfs
Date: Mon, 25 Feb 2013 15:58:12 +0100 [thread overview]
Message-ID: <20130225155812.0758e093@linux.lan.towertech.it> (raw)
In-Reply-To: <512A47C5.3010500@redhat.com>
On Sun, 24 Feb 2013 12:03:01 -0500
Prarit Bhargava <prarit@redhat.com> wrote:
>
> AFAICT there is no way for me to "test" or use the write from userspace.
> hwclock uses the SET_TIME ioctl, which is a different code path AFAICT.
>
> I'd like to be at least able to test this stuff when we make changes to it so I
> think having write functionality for date & time is worthwhile.
>
> For me, I'm using these to heavily test ntp and ntpdate over system reboots.
the point is: who will benefit from this patch? users? distributions?
embedded distributions? if it's useful, then just go for it.
> OOC, Alessandro, why is the date & time split into two fields?
because date and time are two different things and we expect
sysfs to preferably have one value for each entry.
--
Best regards,
Alessandro Zummo,
Tower Technologies - Torino, Italy
http://www.towertech.it
next prev parent reply other threads:[~2013-02-25 14:58 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-02-14 17:02 [RFE PATCH 0/2] x86, rtc, ntp, Enable full rtc synchronization Prarit Bhargava
2013-02-14 17:02 ` Prarit Bhargava
2013-02-14 17:02 ` [RFE PATCH 1/2] x86, rtc, ntp, Do full rtc synchronization with ntp Prarit Bhargava
[not found] ` <1360861375-24131-2-git-send-email-prarit-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2013-02-22 20:42 ` John Stultz
2013-02-22 20:42 ` John Stultz
[not found] ` <5127D853.6030703-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2013-02-24 17:12 ` Prarit Bhargava
2013-02-24 17:12 ` Prarit Bhargava
[not found] ` <512A4A19.2090800-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2013-02-25 15:04 ` Alessandro Zummo
2013-02-25 15:04 ` Alessandro Zummo
[not found] ` <1360861375-24131-1-git-send-email-prarit-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2013-02-14 17:02 ` [RFE PATCH 2/2] rtc, add write functionality to sysfs Prarit Bhargava
2013-02-14 17:02 ` Prarit Bhargava
[not found] ` <1360861375-24131-3-git-send-email-prarit-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2013-02-22 20:43 ` John Stultz
2013-02-22 20:43 ` John Stultz
[not found] ` <5127D884.6020701-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2013-02-22 20:55 ` Prarit Bhargava
2013-02-22 20:55 ` Prarit Bhargava
2013-02-22 21:05 ` John Stultz
[not found] ` <5127DDAF.2000403-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2013-02-23 23:11 ` Alessandro Zummo
2013-02-23 23:11 ` Alessandro Zummo
[not found] ` <B22B05C4-B8D2-44B9-971B-37913DE59EF6-BfzFCNDTiLLj+vYz1yj4TQ@public.gmane.org>
2013-02-24 17:03 ` Prarit Bhargava
2013-02-24 17:03 ` Prarit Bhargava
[not found] ` <512A47C5.3010500-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2013-02-25 14:58 ` Alessandro Zummo [this message]
2013-02-25 14:58 ` Alessandro Zummo
[not found] ` <20130225155812.0758e093-7UIfgwKH8t5lecnr3/Sf3RLwuzhV/fVh@public.gmane.org>
2013-02-28 14:50 ` Prarit Bhargava
2013-02-28 14:50 ` Prarit Bhargava
2013-02-28 18:51 ` John Stultz
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=20130225155812.0758e093@linux.lan.towertech.it \
--to=a.zummo-bfzfcndtillj+vyz1yj4tq@public.gmane.org \
--cc=ak-VuQAYsv1563Yd54FQh9/CA@public.gmane.org \
--cc=akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org \
--cc=david.vrabel-Sxgqhf6Nn4DQT0dZR+AlfA@public.gmane.org \
--cc=john.stultz-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org \
--cc=linux-efi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
--cc=linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
--cc=matt.fleming-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org \
--cc=prarit-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org \
--cc=rtc-linux-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org \
--cc=tglx-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org \
--cc=x86-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.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.