From: Matthieu CASTET <castet.matthieu@free.fr>
To: linux-kernel@vger.kernel.org
Subject: Re: [patch] make pit clocksource continuous
Date: Sun, 13 May 2007 17:55:45 +0000 (UTC) [thread overview]
Message-ID: <pan.2007.05.13.17.55.45@free.fr> (raw)
In-Reply-To: 1179077772.22481.279.camel@localhost.localdomain
Hi,
On Sun, 13 May 2007 19:36:12 +0200, Thomas Gleixner wrote:
> On Sun, 2007-05-13 at 21:23 +0400, Stas Sergeev wrote:
>> Hello.
>>
>> Thomas Gleixner wrote:
>> >> Does this mean that on even an older
>> >> boards (without acpi at all) the hrtimers won't work?
>> > Not if PIT is the only clocksource available.
>> So you mean it can work without both the pm_timer and hpet? Sorry for
>> bothering you too much, but I am trying to use the hrtimers in my
>> driver module, so I'd like to know all the corner-cases.
>
> It does _NOT_ work without pm_timer or hpet for the reasons explained
> before.
there something I don't understand : "pm_timer or hpet" aren't
clockevent ?
Without acpi there should be still pit and tsc as clocksource ?
Also while talking about clockevent why rtc couldn't be used for that ?
Thanks
Matthieu
next prev parent reply other threads:[~2007-05-13 17:56 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-05-12 23:18 [patch] make pit clocksource continuous Stas Sergeev
2007-05-12 23:38 ` Daniel Walker
2007-05-13 7:16 ` Thomas Gleixner
2007-05-13 9:04 ` Stas Sergeev
2007-05-13 14:54 ` Thomas Gleixner
2007-05-13 16:48 ` Stas Sergeev
2007-05-13 16:50 ` Thomas Gleixner
2007-05-13 17:23 ` Stas Sergeev
2007-05-13 17:36 ` Thomas Gleixner
2007-05-13 17:55 ` Matthieu CASTET [this message]
2007-05-13 18:17 ` Stas Sergeev
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=pan.2007.05.13.17.55.45@free.fr \
--to=castet.matthieu@free.fr \
--cc=linux-kernel@vger.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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox