On 2012-01-15 14:39, Avi Kivity wrote: > On 01/15/2012 03:27 PM, Michael Tokarev wrote: >> On 15.01.2012 17:18, Avi Kivity wrote: >>> On 01/15/2012 03:10 PM, Michael Tokarev wrote: >> [] >>>> FWIW, I had to patch extboot back in for debian qemu-kvm 1.0, because >>>> of lack of boot support from scsi (and no alternative), and because >>>> many people's scripts who used boot= broke. I thought it is better >>>> to let users to have a chance to perform a smoother transition than >>>> to break their stuff. >>> >>> It's really sad that people have to use lsi scsi. Luckily qemu 1.1 will >>> feature virtio-scsi, though of course that doesn't help already >>> installed guests or non Windows/Linux guests. Do you know what the use >>> cases requiring scsi boot are? >> >> I've one (not very pleasant) bugreport handy, http://bugs.debian.org/652447 >> and a few private messages asking me for ways to restore booting from scsi, >> all talking about older/custom systems which worked for years in kvm. >> As you can see in the bugreport mentioned, I know that scsi is broken >> and should not be used and so on, and suggested switching from it on >> every chance. > > Well we don't want to break people's guests. If the fix Gleb alluded to > doesn't work, we'll have to restore extboot or something similar. Let > us know. I would vote for proper seabios support or a free option rom. That would allow us to make progress with obsoleting qemu-kvm instead of making a step back again. Jan
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