From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1HrqSF-0004hR-PO for qemu-devel@nongnu.org; Sat, 26 May 2007 03:12:47 -0400 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1HrqSC-0004hE-LU for qemu-devel@nongnu.org; Sat, 26 May 2007 03:12:47 -0400 Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1HrqSC-0004hB-Hk for qemu-devel@nongnu.org; Sat, 26 May 2007 03:12:44 -0400 Received: from [202.131.75.44] (helo=mail.shaolinmicro.com) by monty-python.gnu.org with esmtps (TLS-1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1HrqSA-0006D0-H4 for qemu-devel@nongnu.org; Sat, 26 May 2007 03:12:43 -0400 Message-ID: <4657DD52.5020105@gmail.com> Date: Sat, 26 May 2007 15:10:10 +0800 From: David Chow MIME-Version: 1.0 Subject: Re: [Qemu-devel] Guest cannot see more than 1 cpu with -smp References: <46548FAE.9020403@gmail.com> In-Reply-To: <46548FAE.9020403@gmail.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Reply-To: qemu-devel@nongnu.org List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Hi all, Does anyone have any success in SMP? because I saw many people talk about it in the list but personally no success on it. Any help will be appreciated. Thanks. David David Chow wrote: > Dear all, > > With latest qemu 0.9.0, the -smp 2 doesn't work. guest os never sees > more than one CPU. I am running suse 10 on host and redhat el4 on > guest . Tried several attempts and seems doesn't work. > > I lookup some pcbios code, it seems bios attempt to read address > 0xf000 for num cpus, but not find in hw/pc.c or vl.c that deal with > this address . Is there are a problem on number of cpus not passing to > the bios of vm correctly? > > regards, > David Chow > >