Re: [PATCH v4 RESEND 2/5] KVM: x86: hyperv: optimize 'all cpus' case in kvm_hv_flush_tlb()

[Paolo Bonzini]

On 22/08/2018 12:18, Vitaly Kuznetsov wrote:
>       cpumask_clear(&hv_current->tlb_lush);
>  
> +     if (all_cpus) {
> +             kvm_make_vcpus_request_mask(kvm,
> +                                 KVM_REQ_TLB_FLUSH | KVM_REQUEST_NO_WAKEUP,
> +                                 NULL, &hv_current->tlb_lush);
> +             goto ret_success;
> +     }
> +


The cpumask_clear can be pushed below the if.  Queued with that change.

Paolo