From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: Remove APIC lock Date: Sat, 25 Aug 2007 18:14:19 +0300 Message-ID: <46D0474B.4010706@qumranet.com> References: <10EA09EFD8728347A513008B6B0DA77A01F84594@pdsmsx411.ccr.corp.intel.com> <46CFE2C6.5020006@qumranet.com> <10EA09EFD8728347A513008B6B0DA77A01F84646@pdsmsx411.ccr.corp.intel.com> <46D04066.4060206@qumranet.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: kvm-devel To: "Dong, Eddie" Return-path: In-Reply-To: <46D04066.4060206-atKUWr5tajBWk0Htik3J/w@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 Avi Kivity wrote: > > Do we really take kvm->lock for local accesses? That's a significant > problem, much more than the timer. Actually, we must take the lock during emulation. But maybe we can change it to a reader/writer lock, and certainly we can drop it during lapic access. ------------------------------------------------------------------------- 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/