From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:35473) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1U1Nyq-0003FK-JV for qemu-devel@nongnu.org; Fri, 01 Feb 2013 16:20:42 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1U1NvE-0000ic-Mv for qemu-devel@nongnu.org; Fri, 01 Feb 2013 16:17:04 -0500 Received: from e7.ny.us.ibm.com ([32.97.182.137]:58409) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1U1NvE-0000ga-It for qemu-devel@nongnu.org; Fri, 01 Feb 2013 16:13:20 -0500 Received: from /spool/local by e7.ny.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Fri, 1 Feb 2013 16:13:17 -0500 Received: from d01relay07.pok.ibm.com (d01relay07.pok.ibm.com [9.56.227.147]) by d01dlp01.pok.ibm.com (Postfix) with ESMTP id C6C6B38C8045 for ; Fri, 1 Feb 2013 16:13:14 -0500 (EST) Received: from d01av03.pok.ibm.com (d01av03.pok.ibm.com [9.56.224.217]) by d01relay07.pok.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id r11LDE2q63963204 for ; Fri, 1 Feb 2013 16:13:14 -0500 Received: from d01av03.pok.ibm.com (loopback [127.0.0.1]) by d01av03.pok.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id r11LDDVA018496 for ; Fri, 1 Feb 2013 19:13:13 -0200 From: Anthony Liguori In-Reply-To: <510C28BD.7050701@msgid.tls.msk.ru> References: <510C2327.5080707@msgid.tls.msk.ru> <510C25F2.8000406@msgid.tls.msk.ru> <87fw1fbwk7.fsf@codemonkey.ws> <510C28BD.7050701@msgid.tls.msk.ru> Date: Fri, 01 Feb 2013 15:13:10 -0600 Message-ID: <87zjznagbd.fsf@codemonkey.ws> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Subject: Re: [Qemu-devel] Headsup: windows virtio networking does not work on current git List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Michael Tokarev Cc: Jason Wang , "Michael S. Tsirkin" , qemu-devel , Vadim Rozenfeld Michael Tokarev writes: > 02.02.2013 00:36, Anthony Liguori wrote: >> Michael Tokarev writes: >> >>> 02.02.2013 00:18, Michael Tokarev wrote: >>>> Just a heads-up for now, no real diagnostics or anything like that. >>>> >>>> Current git master (a9c87c586ba9ee290792a98dc126b2861b7f8b03), when booted >>>> a windows guest, results in no virtio-net inside. Neither winXP nor Win7, >>>> neither older nor latest (22 Jan 2013) virtio-net drivers works. >>>> >>>> Windows displays a yellow exclamation mark near the virtio-net device and >>>> says it can't start the device (Code 10). >>>> >>>> Linux guests work fine, quick test anyway. >>>> >>>> Cc'ing Jason since his virtio-net changes was last. But I repeat: no >>>> diagnostics as of yet, no bisection. >>> >>> Bisection was easy, since win works fine right before the multiqueue >>> virtio-net series. This is the first bad commit: >> >> Adding Vadim and Michael. >> >> If you use -M pc-1.3 or explicitly disable multiqueue, does the driver work? > > Neither one of these nor both makes any visible difference. > Neither does -M pc-1.1 (just in case). Hrm, then it's very likely not a driver problem. Thanks. Regards, Anthony Liguori > >> Regards, >> >> Anthony Liguori >> >>> >>> commit fed699f9ca6ae8a0fb62803334cf46fa64d1eb91 >>> Author: Jason Wang >>> Date: Wed Jan 30 19:12:39 2013 +0800 >>> >>> virtio-net: multiqueue support >>> >>> This patch implements both userspace and vhost support for multiple queue >>> virtio-net (VIRTIO_NET_F_MQ). This is done by introducing an array of >>> VirtIONetQueue to VirtIONet. >>> >>> Signed-off-by: Jason Wang >>> Signed-off-by: Anthony Liguori >>> >>> After this commit, win guest (winXP and win7) shows yellow >>> exclamation sign and is unable to start the device with >>> code 10. >>> >>> FWIW. I'm not sure it is a good idea to make a release with >>> such a breakage, even rc0. >>> >>> Thanks, >>> >>> /mjt