Avi Kivity wrote: > On 03/23/2010 12:50 PM, Jan Kiszka wrote: >> Avi Kivity wrote: >> >>> On 03/23/2010 11:31 AM, Jan Kiszka wrote: >>> >>>> Chris Wright wrote: >>>> >>>> >>>>> Please send in any agenda items you are interested in covering. >>>>> >>>>> Yes, usability is a valid topic esp. if you promise to come w/ GUI >>>>> patches. >>>>> >>>>> >>>>> >>>> - state and roadmap for upstream merge of in-kernel device models >>>> (looks to me like this central merge effort is stalled ATM) >>>> >>>> >>> - alternative path of merging qemu-kvm.git's implementation as is and >>> cleaning it up in qemu.git. >>> >>> For kvm.git, I wouldn't dream of merging something with outstanding >>> issues and cleaning them up "later", but the situation is somewhat >>> different with qemu vs qemu-kvm. >>> >>> >> So the benefit would be less merge conflicts/regressions on >> qemu-kvm.git? But you may break non-x86 KVM support in upstream as it >> already uses the cleaned up kvm subsystem. /me is not immediately >> convinced... >> > > The benefit would be that qemu-kvm.git would become a staging tree > instead of the master repository for kvm users. As an example, we > wouldn't have any bisectability problems. kvm features would need to be > written just once. >
The last item would imply throwing away what qemu.git already cleaned up - or finally convert the rest. There is no lazy path. > >> We are more than half-way through this, so let's focus efforts for the >> last bits that make the difference widely negligible. This investment >> should pay off rather quickly. >> > > If we merge now, we merge the half-completed effort so we don't lose > anything. However, if we can complete the merge quickly, I'm all for > it. I don't want to introduce the ugliness into qemu.git any more than > you do. One issue of merging blindly is the command line option zoo of qemu-kvm. I don't think we want this upstream first and then deprecate it quickly again. > > Note, the above discussion ignores extboot and device assignment, but > let's focus on the thorny bits first. > I don't think extboot will make it upstream anymore, now that there is an effort for a gpxe-based virtio boot loader. Jan
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