From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: [PATCH] kvm: flush the dirty log when unregistering a slot Date: Sun, 15 Jan 2012 19:01:27 +0200 Message-ID: <4F130667.9050609@redhat.com> References: <1326637051-23920-1-git-send-email-avi@redhat.com> <4F12E232.5090809@web.de> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: Marcelo Tosatti , Jan Kiszka , qemu-devel@nongnu.org, kvm@vger.kernel.org To: Gerhard Wiesinger Return-path: In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+gceq-qemu-devel=gmane.org@nongnu.org Sender: qemu-devel-bounces+gceq-qemu-devel=gmane.org@nongnu.org List-Id: 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