From mboxrd@z Thu Jan 1 00:00:00 1970 From: Emmanuel Ackaouy Subject: Re: credit scheduler and HYPERVISOR_yield() Date: Sun, 14 Oct 2007 23:25:43 +0200 Message-ID: References: <20071008234118.GA1396@totally.trollied.org.uk> <7e903d73fbea1bb8ca97396fef058b2b@gmail.com> <20071009121533.GA30258@totally.trollied.org.uk> <20071014184528.GB16827@totally.trollied.org.uk> <20071014194933.GC16827@totally.trollied.org.uk> Mime-Version: 1.0 (Apple Message framework v624) Content-Type: text/plain; charset=US-ASCII; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20071014194933.GC16827@totally.trollied.org.uk> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: John Levon Cc: George Dunlap , xen-devel@lists.xensource.com List-Id: xen-devel@lists.xenproject.org On Oct 14, 2007, at 21:49, John Levon wrote: > On Sun, Oct 14, 2007 at 09:20:50PM +0200, Emmanuel Ackaouy wrote: >> Why can't you initiate the IPI to all the destination CPUs first > > We do, maybe I misunderstood what you were suggesting. Thats ok. I still don't understand what problem you're working on myself. I think you're suggesting you'd like to always deschedule a VCPU initiating an IPI for potentially multiple time slices. That seems crazy to me.