Ping ? On 05/11/10 18:05, Ian Molton wrote: > On 03/11/10 18:17, Anthony Liguori wrote: >> On 11/03/2010 01:03 PM, Ian Molton wrote: > >> Why is it better than using virtio-serial? > > For one thing, it enforces the PID in kernel so the guests processes > cant screw each other over by forging the PID passed to qemu. > >>> My current patch touches a tiny part of the qemu sources. It works >>> today. >> >> But it's not at all mergable in the current form. If you want to do the >> work of getting it into a mergable state (cleaning up the coding style, >> moving it to hw/, etc.) than I'm willing to consider it. But I don't >> think a custom virtio transport is the right thing to do here. > > Hm, I thought I'd indented everything in qemus odd way... Is there a > codingstyle document or a checkpatch-like tool for qemu? > > I'm happy to make the code meet qemus coding style. > >> However, if you want something that Just Works with the least amount of >> code possible, just split it into a separate process and we can stick it >> in a contrib/ directory or something. > > I dont see what splitting it into a seperate process buys us given we > still need the virtio-gl driver in order to enforce the PID. The virtio > driver is probably quite a bit more efficient at marshalling the data > too, given that it was designed alongside the userspace code. > >>>> I >>>> think we can consider integrating it into QEMU (or at least simplifying >>>> the execution of the backend) but integrating into QEMU is going to >>>> require an awful lot of the existing code to be rewritten. > > Why? aside from codingstyle, whats massively wrong with it thats going > to demand a total rewrite? > >>>> Keeping it >>>> separate has the advantage of allowing something to Just Work as an >>>> interim solution as we wait for proper support in Spice. > > Why does keeping it seperate make life easier? qemu is in a git repo. > when the time comes, if it reall is a total replacement, git-rm will > nuke it all. > >>> I dont know why you think integrating it into qemu is hard? I've >>> already done it. >> >> Adding a file that happens to compile as part of qemu even though it >> doesn't actually integrate with qemu in any meaningful way is not >> integrating. That's just build system manipulation. > > Uh? Either it compiles and works as part of qemu (which it does) or it > doesnt. How is that not integrated? I've added it to the configure > script too. > > -Ian >
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