From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: [PATCH] Fix BIOS CPU enumeration Date: Thu, 23 Aug 2007 11:29:03 +0300 Message-ID: <46CD454F.3000903@qumranet.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org To: "Li, Xin B" Return-path: In-Reply-To: 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 Li, Xin B wrote: > Current BIOS delays 10ms for AP to boot up, but we found it may be too > short : on some machine 10ms is OK, some other not. And if we look at > the OS side, Linux waits for 5s for AP to boot up, so I would suggest to > wait for a much longer time, like 2000ms, is that OK Two seconds is a bit long. But now that we have the bios in our source repo, we can go wild, and pass the cpu count in the cmos non volatile memory or through some port, and make it timing independent. -- 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/