From: Jeff Dike <jdike@addtoit.com>
To: Jeremy Fitzhardinge <jeremy@goop.org>
Cc: Nix <nix@esperi.org.uk>,
Andrew Morton <akpm@linux-foundation.org>,
linux-kernel@vger.kernel.org,
user-mode-linux-devel@lists.sourceforge.net, dhazelton@enter.net
Subject: Re: [uml-devel] [PATCH 1/6] UML - Deal with host time going backwards
Date: Wed, 4 Jun 2008 15:37:15 -0400 [thread overview]
Message-ID: <20080604193715.GA11943@c2.user-mode-linux.org> (raw)
In-Reply-To: <4846A75E.40305@goop.org>
On Wed, Jun 04, 2008 at 03:31:58PM +0100, Jeremy Fitzhardinge wrote:
> Shouldn't UML use a monotonic host clock for guest timekeeping?
Indeed, Eric pointed out the posix timers, which I had forgotten
about. On the face of it, a monotonic timer should do the trick, but
it's not obvious how to get it to behave like a monotonic
gettimeofday...
Jeff
--
Work email - jdike at linux dot intel dot com
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WARNING: multiple messages have this Message-ID (diff)
From: Jeff Dike <jdike@addtoit.com>
To: Jeremy Fitzhardinge <jeremy@goop.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Nix <nix@esperi.org.uk>,
dhazelton@enter.net, linux-kernel@vger.kernel.org,
user-mode-linux-devel@lists.sourceforge.net
Subject: Re: [PATCH 1/6] UML - Deal with host time going backwards
Date: Wed, 4 Jun 2008 15:37:15 -0400 [thread overview]
Message-ID: <20080604193715.GA11943@c2.user-mode-linux.org> (raw)
In-Reply-To: <4846A75E.40305@goop.org>
On Wed, Jun 04, 2008 at 03:31:58PM +0100, Jeremy Fitzhardinge wrote:
> Shouldn't UML use a monotonic host clock for guest timekeeping?
Indeed, Eric pointed out the posix timers, which I had forgotten
about. On the face of it, a monotonic timer should do the trick, but
it's not obvious how to get it to behave like a monotonic
gettimeofday...
Jeff
--
Work email - jdike at linux dot intel dot com
next prev parent reply other threads:[~2008-06-04 19:38 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-06-03 19:02 [uml-devel] [PATCH 1/6] UML - Deal with host time going backwards Jeff Dike
2008-06-03 19:02 ` Jeff Dike
2008-06-03 19:32 ` [uml-devel] " Andrew Morton
2008-06-03 19:32 ` Andrew Morton
2008-06-03 19:43 ` [uml-devel] " Daniel Hazelton
2008-06-03 19:43 ` Daniel Hazelton
2008-06-03 19:52 ` [uml-devel] " Nix
2008-06-03 19:52 ` Nix
2008-06-03 20:07 ` [uml-devel] " Andrew Morton
2008-06-03 20:07 ` Andrew Morton
2008-06-03 20:37 ` [uml-devel] " Daniel Hazelton
2008-06-03 20:37 ` Daniel Hazelton
2008-06-03 21:00 ` [uml-devel] " Jeff Dike
2008-06-03 21:00 ` Jeff Dike
2008-06-04 1:50 ` [uml-devel] " Eric W. Biederman
2008-06-04 1:50 ` Eric W. Biederman
2008-06-04 3:15 ` [uml-devel] " Jeff Dike
2008-06-04 3:15 ` Jeff Dike
2008-06-04 5:12 ` [uml-devel] " Daniel Hazelton
2008-06-04 5:12 ` Daniel Hazelton
2008-06-04 14:31 ` [uml-devel] " Jeremy Fitzhardinge
2008-06-04 14:31 ` Jeremy Fitzhardinge
2008-06-04 19:37 ` Jeff Dike [this message]
2008-06-04 19:37 ` Jeff Dike
2008-06-04 20:05 ` [uml-devel] " Jeremy Fitzhardinge
2008-06-04 20:05 ` Jeremy Fitzhardinge
2008-06-05 15:30 ` [uml-devel] " Jeff Dike
2008-06-05 15:30 ` Jeff Dike
2008-06-05 18:14 ` [uml-devel] " Nix
2008-06-05 18:14 ` Nix
2008-06-05 19:47 ` [uml-devel] " Jeff Dike
2008-06-05 19:47 ` Jeff Dike
2008-06-05 21:41 ` [uml-devel] " Nix
2008-06-05 21:41 ` Nix
2008-06-05 18:19 ` [uml-devel] " Nix
2008-06-05 18:19 ` Nix
-- strict thread matches above, loose matches on Subject: below --
2008-06-03 19:59 [uml-devel] " devzero
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