* Daniel P. Berrange <berrange@xxxxxxxxxx> wrote: > On Thu, Mar 18, 2010 at 02:31:24PM +0100, Ingo Molnar wrote: > > > > * Avi Kivity <avi@xxxxxxxxxx> wrote: > > > > > On 03/18/2010 03:02 PM, Ingo Molnar wrote: > > > > > > > >> [...] What users eagerly replace their kernels? > > > > > > > > Those 99% who click on the 'install 193 updates' popup. > > > > > > > > > > Of which 1 is the kernel, and 192 are userspace updates (of which one may be > > > qemu). > > > > I think you didnt understand my (tersely explained) point - which is probably > > my fault. What i said is: > > > > - distros update the kernel first. Often in stable releases as well if > > there's a new kernel released. (They must because it provides new hardware > > enablement and other critical changes they generally cannot skip.) > > > > - Qemu on the other hand is not upgraded with (nearly) that level of urgency. > > Completely new versions will generally have to wait for the next distro > > release. > > This has nothing todo with them being in separate source repos. We could > update QEMU to new major feature releaes with the same frequency in a Fedora > release, but we delibrately choose not to rebase the QEMU userspace because > experiance has shown the downside from new bugs / regressions outweighs the > benefit of any new features. > > The QEMU updates in stable Fedora trees, now just follow the minor bugfix > release stream provided by QEMU & those arrive in Fedora with little > noticable delay. That is exactly what i said: Qemu and most user-space packages are on a 'slower' update track than the kernel: generally updated for minor releases. My further point was that the kernel on the other hand gets updated more frequently and as such, any user-space tool bits hosted in the kernel repo get updated more frequently as well. Thanks, Ingo -- 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