From mboxrd@z Thu Jan 1 00:00:00 1970 From: Anthony Liguori Subject: Re: windows acpi time drift Date: Wed, 19 Mar 2008 09:09:43 -0500 Message-ID: <47E11EA7.5000405@codemonkey.ws> References: <1205881756.21936.21.camel@localhost.localdomain> <47E051DB.9070506@codemonkey.ws> <47E0CC8C.4020901@qumranet.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: kvm-devel To: Avi Kivity Return-path: In-Reply-To: <47E0CC8C.4020901@qumranet.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: kvm-devel-bounces@lists.sourceforge.net Errors-To: kvm-devel-bounces@lists.sourceforge.net List-Id: kvm.vger.kernel.org Avi Kivity wrote: > The fourth is probably impossible from userspace (and very difficult > in the kernel). What makes it impossible to do in userspace? If you managed a tsc_offset in userspace, you would of course need to adjust that tsc_offset within the kernel for the particular PCPU that you were on. Regards, Anthony LIguori ------------------------------------------------------------------------- This SF.net email is sponsored by: Microsoft Defy all challenges. Microsoft(R) Visual Studio 2008. http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/