From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:55086) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Sm1hs-0007Yy-Rt for qemu-devel@nongnu.org; Tue, 03 Jul 2012 07:55:55 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Sm1hn-0002bW-Sa for qemu-devel@nongnu.org; Tue, 03 Jul 2012 07:55:48 -0400 Received: from mx1.redhat.com ([209.132.183.28]:58172) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Sm1hn-0002av-Kc for qemu-devel@nongnu.org; Tue, 03 Jul 2012 07:55:43 -0400 Message-ID: <4FF2DDB9.3070306@redhat.com> Date: Tue, 03 Jul 2012 13:55:37 +0200 From: Gerd Hoffmann MIME-Version: 1.0 References: <1341245761-30942-1-git-send-email-kraxel@redhat.com> <4FF2A379.7040403@siemens.com> <4FF2AB70.5080307@redhat.com> <4FF2B0A8.1070806@siemens.com> <4FF2B2A9.1000307@siemens.com> <4FF2B890.5000209@redhat.com> <4FF2D9D8.8040005@siemens.com> In-Reply-To: <4FF2D9D8.8040005@siemens.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH] usb: selective endpoint initialization List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Jan Kiszka Cc: "erik.rull@rdsoftware.de" , "qemu-devel@nongnu.org" On 07/03/12 13:39, Jan Kiszka wrote: > On 2012-07-03 11:17, Gerd Hoffmann wrote: >> Hi, >> >>> BTW, there are still plenty of "husb: out of buffers for iso stream" >>> messages. Can we do anything about it, or does the the guest selects too >>> few buffers here (for a virtualized setup)? >> >> Try increase isobufs (usb-host property, default is 4). > > I gave up at isobufs=10000 - it apparently has no influence on this issue. > > Rather, it looks like it is triggered when some sound effect played by > Windows ends (e.g. the feedback on volume changes). Makes sense. /me should probably turn those messages into usb_host_iso_* tracepoints so usb-host is quiet by default. cheers, Gerd