From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1HqqtG-00071W-2Z for qemu-devel@nongnu.org; Wed, 23 May 2007 09:28:34 -0400 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1HqqtD-00070o-VW for qemu-devel@nongnu.org; Wed, 23 May 2007 09:28:33 -0400 Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1HqqtD-00070j-Rp for qemu-devel@nongnu.org; Wed, 23 May 2007 09:28:31 -0400 Received: from py-out-1112.google.com ([64.233.166.182]) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1HqqtD-0000GJ-H9 for qemu-devel@nongnu.org; Wed, 23 May 2007 09:28:31 -0400 Received: by py-out-1112.google.com with SMTP id y77so248678pyg for ; Wed, 23 May 2007 06:28:29 -0700 (PDT) Message-ID: <465442C6.7080104@gmail.com> Date: Wed, 23 May 2007 21:33:58 +0800 From: zjs MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Subject: [Qemu-devel] linux 2.6.21 tickless kernel problem 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 Host os:linux(kernel 2.6.21 with CONFIG_NO_HZ=y to enable tickless feature) Guest os:RTEMS or Haiku etc. QEMU:0.9.0, no kvm and no kqemu The Guest oses halted. RTEMS gave a message:"problem #2 in offset computation in Calibrate_loop_1ms in file libbsp/i386/pc386/timer/timer.c". I recompiled my host os kernel with CONFIG_NO_HZ=n, then everything was ok. Is this a bug of qemu or of kernel of RTEMS and haiku? Best Wishes, JiSheng Zhang