Messages in this thread | | | Subject | Re: [PATCH 1/3] KVM: make halt_poll_ns per-VCPU | From | Wanpeng Li <> | Date | Tue, 25 Aug 2015 06:35:08 +0800 |
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On 8/25/15 12:59 AM, David Matlack wrote: > On Mon, Aug 24, 2015 at 5:53 AM, Wanpeng Li <wanpeng.li@hotmail.com> wrote: >> Change halt_poll_ns into per-VCPU variable, seeded from module parameter, >> to allow greater flexibility. > You should also change kvm_vcpu_block to read halt_poll_ns from > the vcpu instead of the module parameter.
Indeed, thanks for your review. :-)
Regards, Wanpeng Li
> >> Signed-off-by: Wanpeng Li <wanpeng.li@hotmail.com> >> --- >> include/linux/kvm_host.h | 1 + >> virt/kvm/kvm_main.c | 1 + >> 2 files changed, 2 insertions(+) >> >> diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h >> index 81089cf..1bef9e2 100644 >> --- a/include/linux/kvm_host.h >> +++ b/include/linux/kvm_host.h >> @@ -242,6 +242,7 @@ struct kvm_vcpu { >> int sigset_active; >> sigset_t sigset; >> struct kvm_vcpu_stat stat; >> + unsigned int halt_poll_ns; >> >> #ifdef CONFIG_HAS_IOMEM >> int mmio_needed; >> diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c >> index d8db2f8f..a122b52 100644 >> --- a/virt/kvm/kvm_main.c >> +++ b/virt/kvm/kvm_main.c >> @@ -217,6 +217,7 @@ int kvm_vcpu_init(struct kvm_vcpu *vcpu, struct kvm *kvm, unsigned id) >> vcpu->kvm = kvm; >> vcpu->vcpu_id = id; >> vcpu->pid = NULL; >> + vcpu->halt_poll_ns = halt_poll_ns; >> init_waitqueue_head(&vcpu->wq); >> kvm_async_pf_vcpu_init(vcpu); >> >> -- >> 1.9.1 >> >> -- >> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in >> the body of a message to majordomo@vger.kernel.org >> More majordomo info at http://vger.kernel.org/majordomo-info.html >> Please read the FAQ at http://www.tux.org/lkml/
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