From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: [PATCH 1/5] KVM paravirt_ops core infrastructure Date: Mon, 18 Jun 2007 15:28:25 +0300 Message-ID: <46767A69.10509@qumranet.com> References: <4675F462.1010708@codemonkey.ws> <4675F4C3.6050700@codemonkey.ws> <46763C6B.9050004@qumranet.com> <467679C5.6030201@codemonkey.ws> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <467679C5.6030201-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 To: Anthony Liguori Cc: kvm-devel , virtualization List-Id: virtualization@lists.linuxfoundation.org Anthony Liguori wrote: >> >> What's the motivation for these changes? > > If we're queuing hypercalls, then having 4 arguments verses 6 means > that we can queue 50% more hypercalls in a single page. Using all six > arguments clobbers all the GP registers in 32-bit mode too. Makes sense. -- error compiling committee.c: too many arguments to function ------------------------------------------------------------------------- This SF.net email is sponsored by DB2 Express Download DB2 Express C - the FREE version of DB2 express and take control of your XML. No limits. Just data. Click to get it now. http://sourceforge.net/powerbar/db2/