On Fri, Oct 28, 2011 at 2:57 AM, Lucas Meneghel Rodrigues <lmr@xxxxxxxxxx> wrote: > On 10/27/2011 05:17 AM, Stefan Hajnoczi wrote: >> >> On Wed, Oct 26, 2011 at 03:19:17PM -0200, Lucas Meneghel Rodrigues wrote: >>> >>> On 10/26/2011 01:47 PM, Kevin Wolf wrote: >>>> >>>> Am 26.10.2011 16:41, schrieb Lucas Meneghel Rodrigues: >>>>> >>>>> Hi folks: >>>>> >>>>> We've captured a regression with floppy disk on recent qemu (and >>>>> qemu-kvm, after a code merge). We bisected it to be caused by: >>>>> >>>>> commit 212ec7baa28cc9d819234fed1541fc1423cfe3d8 >>>>> Author: Richard Henderson<rth@xxxxxxxxxxx> >>>>> Date: Mon Aug 15 15:08:45 2011 -0700 >>>>> >>>>> fdc: Convert to isa_register_portio_list >>>>> >>>>> Signed-off-by: Richard Henderson<rth@xxxxxxxxxxx> >>>>> Signed-off-by: Avi Kivity<avi@xxxxxxxxxx> >>>>> >>>>> Since this commit, the guest doesn't see a floppy disk attached to it >>>>> anymore, blocking kvm autotest ability to install windows guests >>>>> automatically. This is a big deal for kvm autotest (ruins our automated >>>>> regression jobs), so please take a look at it. >>>> >>>> Can you please try again with the latest block branch? I think there is >>>> a patch queued that will fix it. >>> >>> Kevin, I did try with HEAD of your repo: >>> >>> git://repo.or.cz/qemu/kevin.git >>> >>> [lmr@freedom qemu-kwolf]$ git branch -r >>> origin/HEAD -> origin/master >>> origin/blkqueue >>> origin/blkqueue-v1 >>> origin/block >>> origin/coroutine >>> origin/coroutine-block >>> origin/coroutine-devel >>> origin/devel >>> origin/ehci >>> origin/for-anthony >>> origin/for-stable-0.14 >>> origin/inplace-conversion >>> origin/master >>> >>> With this repo, master branch, the problem persists. With the block >>> branch, the problem persists. >>> >>> Now, with the blkqueue branch the problem is resolved. Cleber had >>> the same results booting a FreeDOS floppy. So the fix is indeed in >>> blkqueue. >>> >>> Oh, you might want to check the blkqueue branch, it does have quite >>> a bunch of set but unused variables, which will cause compilation >>> errors unless --disable-werror is passed to the configure script. >> >> I think blkqueue is an older development branch of the "block queue" >> feature that Kevin was working on. It is not Kevin's block tree (see >> his "block" branch). > > So no, the block branch does not resolve the floppy access problem. > > Well, considering the tests of the stable set I'm running against qemu right > now, this is not the biggest of our problems... I'm verifying qemu is > segfaulting on nearly every prolonged attempt of doing migration... I'm > about to write an email about it. What is the OS of your guest? fedora16 or RHEL6? I would like recently to use floppy device in guest. > > Thanks Stefan! > -- > To unsubscribe from this list: send the line "unsubscribe kvm" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html > -- Regards, Zhi Yong Wu -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
