From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([140.186.70.92]:41789) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RmTSa-0004ZY-59 for qemu-devel@nongnu.org; Sun, 15 Jan 2012 12:01:36 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1RmTSY-00022G-Ko for qemu-devel@nongnu.org; Sun, 15 Jan 2012 12:01:36 -0500 Received: from mx1.redhat.com ([209.132.183.28]:18351) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RmTSY-00021q-AG for qemu-devel@nongnu.org; Sun, 15 Jan 2012 12:01:34 -0500 Message-ID: <4F130667.9050609@redhat.com> Date: Sun, 15 Jan 2012 19:01:27 +0200 From: Avi Kivity MIME-Version: 1.0 References: <1326637051-23920-1-git-send-email-avi@redhat.com> <4F12E232.5090809@web.de> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH] kvm: flush the dirty log when unregistering a slot List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Gerhard Wiesinger Cc: Marcelo Tosatti , Jan Kiszka , qemu-devel@nongnu.org, kvm@vger.kernel.org On 01/15/2012 04:40 PM, Gerhard Wiesinger wrote: > On Sun, 15 Jan 2012, Jan Kiszka wrote: > >> On 2012-01-15 15:17, Avi Kivity wrote: >>> Otherwise, the dirty log information is lost in the kernel forever. >>> >>> Fixes opensuse-12.1 boot screen, which changes the vga windows rapidly. >> >> Confirmed, problems solved here. > > Problem from: http://permalink.gmane.org/gmane.comp.emulators.qemu/131853 > > Confirmed to be fixed, too. Long awaited patch :-) Sorry, I forgot about that. Please ping me if I do that. > > BTW: There is also a major difference in video performance: > 1.) With Patch: 1400MB/s (MByte/s) > 2.) Without Patch: 6MB/s > > Any reason for that? What are you measuring exactly? -- error compiling committee.c: too many arguments to function