> This series improves yielding on architectures that cannot disable preemption > while entering the guest and makes the creating thread of a VCPU the owning > thread and therefore the yield target when yielding to that VCPU. > > We should focus on the case creating thread == executing thread and therefore > remove the complicated handling of PIDs involving synchronize_rcus. > > This way we can speed up the creation of VCPUs and directly yield to the > executing vcpu threads. > > Please note that - in theory - all VCPU ioctls should be triggered from the > same > VCPU thread, so changing threads is not a scenario we should optimize. > > > David Hildenbrand (2): > KVM: don't check for PF_VCPU when yielding > KVM: thread creating a vcpu is the owner of that vcpu > > include/linux/kvm_host.h | 1 + > virt/kvm/kvm_main.c | 22 ++-------------------- > 2 files changed, 3 insertions(+), 20 deletions(-) >
Hi Paolo, would be good if you could have a look at these patches. Thanks! -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
