From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([140.186.70.92]:38365) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QrXvJ-0007Uf-V0 for qemu-devel@nongnu.org; Thu, 11 Aug 2011 12:16:02 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1QrXvF-0002w5-E5 for qemu-devel@nongnu.org; Thu, 11 Aug 2011 12:15:57 -0400 Received: from mx1.redhat.com ([209.132.183.28]:13736) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QrXvF-0002vv-4f for qemu-devel@nongnu.org; Thu, 11 Aug 2011 12:15:53 -0400 Message-ID: <4E440034.5040502@redhat.com> Date: Thu, 11 Aug 2011 19:15:48 +0300 From: Avi Kivity MIME-Version: 1.0 References: <1313048426-17273-1-git-send-email-avi@redhat.com> <4E43927B.90606@redhat.com> <4E4392F7.8020002@redhat.com> <4E43A482.5040401@redhat.com> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH 0/2] Fix wide ioport access cracking List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Gerhard Wiesinger Cc: qemu-devel@nongnu.org, kvm@vger.kernel.org On 08/11/2011 07:11 PM, Gerhard Wiesinger wrote: > On Thu, 11 Aug 2011, Avi Kivity wrote: >> This should be faster today with really new kernels (the problem is >> not in qemu) but I'm not sure if it's fast enough. > > What's a "really new" kernel? In which version were performance > optimizations done? (Currently I'm using 2.6.34.7, hadn't time yet to > update from FC13 to FC15 ...) Not sure really... some of the improvements were in kvm itself (rcu_note_context_switch), some in the rcu core. Try out F15, it will give you 3.0 (and gnome-shell). -- error compiling committee.c: too many arguments to function