Re: [Qemu-devel] [F.A.Q.] perf ABI backwards and forwards compatibility

2011-11-08 Thread Theodore Tso
On Nov 8, 2011, at 6:20 AM, Pekka Enberg wrote: > We have the staging tree because it's a widely acknowledged belief that > kernel code in the tree tends to improve over time compared to code that's > sitting out of the tree. Are you disputing that belief? Kernel code in the kernel source tree

Re: [Qemu-devel] [F.A.Q.] perf ABI backwards and forwards compatibility

2011-11-08 Thread Theodore Tso
On Nov 8, 2011, at 5:22 AM, Ingo Molnar wrote: > We do even more than that, the perf ABI is fully backwards *and* > forwards compatible: you can run older perf on newer ABIs and newer > perf on older ABIs. It's great to hear that! But in that case, there's an experiment we can't really run,

Re: [Qemu-devel] [F.A.Q.] the advantages of a shared tool/kernel Git repository, tools/perf/ and tools/kvm/

2011-11-08 Thread Theodore Tso
On Nov 8, 2011, at 4:32 AM, Ingo Molnar wrote: > > No ifs and when about it, these are the plain facts: > > - Better features, better ABIs: perf maintainers can enforce clean, > functional and usable tooling support *before* committing to an > ABI on the kernel side. "We don't have to be

Re: [Qemu-devel] [PATCH] KVM: Add wrapper script around QEMU to test kernels

2011-11-07 Thread Theodore Tso
On Nov 7, 2011, at 5:19 PM, Anthony Liguori wrote: > > The kernel ecosystem does not have to be limited to linux.git. There could > be a process to be a "kernel.org project" for projects that fit a certain set > of criteria. These projects could all share the Linux kernel release cadence >