From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: [RFT] kvm with Windows optimization Date: Thu, 25 Oct 2007 20:03:18 +0200 Message-ID: <4720DA66.6040303@qumranet.com> References: <4720D122.4070606@qumranet.com> <4720D7A8.6060102@codemonkey.ws> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: kvm-devel To: Anthony Liguori Return-path: In-Reply-To: <4720D7A8.6060102-rdkfGonbjUSkNkDKm+mE6A@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Errors-To: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: kvm.vger.kernel.org Anthony Liguori wrote: > Avi Kivity wrote: >> This is a request for testing of an experimental kvm feature that >> dramatically accelerates some Windows releases (when running with the >> ACPI HAL, and especially with guest SMP). The feature detects >> accesses by the guest to the Task Priority Register (TPR) and patches >> them at runtime to a kvm-friendly code snipped that is provided by >> the BIOS. >> >> The upshot of all that is that >> http://kvm.qumranet.com/kvmwiki/Windows_ACPI_Workaround is no longer >> required, and Windows SMP no longer runs like a dog; it's quite >> snappy from my very limited testing. >> >> Please download the test release from >> http://people.qumranet.com/avi/tpr-opt-1.tar.gz and give it a spin. >> Once it has received some exposure, I'll merge it into mainline. >> >> Credit for the original idea is due to Ben Serebrin. >> >> > > Sweet! > > I needed the following patch to compile. Will let you know how > testing goes. > I already applied that, plus another minor fix, so I recommend re-downloading. Should have given it a new name. -- error compiling committee.c: too many arguments to function ------------------------------------------------------------------------- This SF.net email is sponsored by: Splunk Inc. Still grepping through log files to find problems? Stop. Now Search log events and configuration files using AJAX and a browser. Download your FREE copy of Splunk now >> http://get.splunk.com/