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Re: [libvirt] [PATCHv2 3/3] qemu: Don't skip detection of virtual cpu's on non KVM targets

On 05/11/2012 07:23 AM, Peter Krempa wrote:
> This patch lifts the limit of calling thread detection code only on KVM
> guests. With upstream qemu the thread mappings are reported also on
> non-KVM machines.
> QEMU adoppted the thread_id information from the kvm branch.


> To remain compatible with older upstream versions of qemu the check is
> attempted but the failure to detect threads (or even run the monitor
> command - on older versions without SMP support) is treated non-fatal
> and the code reports one vCPU with pid of the hypervisor (in same
> fashion this was done on non-KVM guests).
> ---
> Diff to v1:
> - Try to detect vCPU threads on all types of guests but
> fall back gracefully if the hypervisor doesn't support it.
> ---
>  src/qemu/qemu_process.c |   21 ++++++++-------------
>  1 files changed, 8 insertions(+), 13 deletions(-)


Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org

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