Re: [PATCH/RFC] KVM: track pid for VCPU only on KVM_RUN ioctl

Paolo Bonzini
2014-08-19T12:06:48Z

Il 19/08/2014 13:28, David Hildenbrand ha scritto:
> Looking at the code, kvm_cpu_synchronize_state() seems to do these ioctls in
> the vcpu thread (e.g. comming from cpu_synchronize_all_states()), any reasons
> why kvm_cpu_synchronize_post_reset() doesn't do the same (e.g. called from
> cpu_synchronize_all_post_reset())?

No reason, feel free to post a patch for QEMU kvm-all.c.
Documentation/virtual/kvm/api.txt clearly says:

Only run vcpu ioctls from the same thread that was used to create the
vcpu.

Paolo