From: Jeremy Fitzhardinge <jeremy@goop.org>
To: tglx@linutronix.de
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: question about periodic clocks
Date: Sat, 10 Mar 2007 08:37:42 -0800 [thread overview]
Message-ID: <45F2DED6.6080500@goop.org> (raw)
In-Reply-To: <1173543844.24738.1178.camel@localhost.localdomain>
Thomas Gleixner wrote:
> Uuurg. That's ugly. clockevents expect a per CPU timer especially for
> dynamic ticks. If you cannot provide a per cpu timer, then you probably
> need to use the broadcast trick.
>
Ah, apologies, I'm wrong about this. I misread the Xen code; the timers
are per-vcpu, but as an implementation detail within the hypervisor it
keeps track of which real cpu is managing that timer. But logically the
timers are per-vcpu.
J
prev parent reply other threads:[~2007-03-10 16:37 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-03-09 23:26 question about periodic clocks Jeremy Fitzhardinge
2007-03-10 8:41 ` Thomas Gleixner
2007-03-10 15:50 ` Jeremy Fitzhardinge
2007-03-10 16:24 ` Thomas Gleixner
2007-03-10 16:37 ` Jeremy Fitzhardinge [this message]
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=45F2DED6.6080500@goop.org \
--to=jeremy@goop.org \
--cc=linux-kernel@vger.kernel.org \
--cc=tglx@linutronix.de \
/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.