From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Date: Tue, 10 Mar 2009 10:20:20 +0000 Subject: Re: [patch 0/4] KVM/ia64 SN2 RTC backed ITC emulation Message-Id: <49B63EE4.8070101@redhat.com> List-Id: References: <20090225163851.288440214@sgi.com> In-Reply-To: <20090225163851.288440214@sgi.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: kvm-ia64@vger.kernel.org jes@sgi.com wrote: > This set of patches switches KVM to use the SN2 RTC clock source as > backing for the ITC emulation, as the ITC isn't synchronized on SN2. > > The RTC is a memory mapped register which needs to be mapped into the > address space of the VMM module, and also accessed from the kernel. I > could try and split the changes into seperate files, but I honestly > thing it would cause more clutter than doing it this way. > > With this change I can boot 64 vcpus on ia64 at stable boot times, > with the ITC backed ITC emulation, the boot would regularly hang for > minutes because time would suddenly go backwards. > > Let me know what you think - this patch set is against Avi's tree as > of earlier today. > Applied, thanks. -- error compiling committee.c: too many arguments to function