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Re: [PATCH 3/6] KVM: x86: use kvm_make_request instead of set_bit

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On 06.04.2017 22:20, Radim Krčmář wrote:
> Signed-off-by: Radim Krčmář <rkrcmar@redhat.com>
> ---
>  arch/x86/kvm/x86.c | 10 ++--------
>  1 file changed, 2 insertions(+), 8 deletions(-)
> 
> diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
> index 71a019832df9..57e9989232e5 100644
> --- a/arch/x86/kvm/x86.c
> +++ b/arch/x86/kvm/x86.c
> @@ -2229,8 +2229,7 @@ int kvm_set_msr_common(struct kvm_vcpu *vcpu, struct msr_data *msr_info)
>  			bool tmp = (msr == MSR_KVM_SYSTEM_TIME);
>  
>  			if (ka->boot_vcpu_runs_old_kvmclock != tmp)
> -				set_bit(KVM_REQ_MASTERCLOCK_UPDATE,
> -					&vcpu->requests);
> +				kvm_make_request(KVM_REQ_MASTERCLOCK_UPDATE, vcpu);
>  
>  			ka->boot_vcpu_runs_old_kvmclock = tmp;
>  		}
> @@ -2803,11 +2802,6 @@ static bool need_emulate_wbinvd(struct kvm_vcpu *vcpu)
>  	return kvm_arch_has_noncoherent_dma(vcpu->kvm);
>  }
>  
> -static inline void kvm_migrate_timers(struct kvm_vcpu *vcpu)
> -{
> -	set_bit(KVM_REQ_MIGRATE_TIMER, &vcpu->requests);
> -}
> -
>  void kvm_arch_vcpu_load(struct kvm_vcpu *vcpu, int cpu)
>  {
>  	/* Address WBINVD may be executed by guest */
> @@ -2851,7 +2845,7 @@ void kvm_arch_vcpu_load(struct kvm_vcpu *vcpu, int cpu)
>  		if (!vcpu->kvm->arch.use_master_clock || vcpu->cpu == -1)
>  			kvm_make_request(KVM_REQ_GLOBAL_CLOCK_UPDATE, vcpu);
>  		if (vcpu->cpu != cpu)
> -			kvm_migrate_timers(vcpu);
> +			kvm_make_request(KVM_REQ_MIGRATE_TIMER, vcpu);
>  		vcpu->cpu = cpu;
>  	}
>  
> 

Reviewed-by: David Hildenbrand <david@redhat.com>

-- 

Thanks,

David

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[PATCH 0/6] KVM: towards maintainable kvm_make_all_cpus_request() Radim Krčmář <rkrcmar@redhat.com> - 2017-04-06 22:30 +0200
  [PATCH 4/6] KVM: remove #ifndef CONFIG_S390 around kvm_vcpu_wake_up Radim Krčmář <rkrcmar@redhat.com> - 2017-04-06 22:30 +0200
    Re: [PATCH 4/6] KVM: remove #ifndef CONFIG_S390 around  kvm_vcpu_wake_up Christian Borntraeger <borntraeger@de.ibm.com> - 2017-04-07 13:10 +0200
  [PATCH RFC 1/6] KVM: fix guest_mode optimization in kvm_make_all_cpus_request() Radim Krčmář <rkrcmar@redhat.com> - 2017-04-06 22:30 +0200
    Re: [PATCH RFC 1/6] KVM: fix guest_mode optimization in  kvm_make_all_cpus_request() James Hogan <james.hogan@imgtec.com> - 2017-04-06 23:10 +0200
    Re: [PATCH RFC 1/6] KVM: fix guest_mode optimization in  kvm_make_all_cpus_request() Christian Borntraeger <borntraeger@de.ibm.com> - 2017-04-07 12:50 +0200
  [PATCH 3/6] KVM: x86: use kvm_make_request instead of set_bit Radim Krčmář <rkrcmar@redhat.com> - 2017-04-06 22:30 +0200
    Re: [PATCH 3/6] KVM: x86: use kvm_make_request instead of set_bit David Hildenbrand <david@redhat.com> - 2017-04-07 10:20 +0200
  [PATCH 6/6] KVM: perform a wake_up in kvm_make_all_cpus_request Radim Krčmář <rkrcmar@redhat.com> - 2017-04-06 22:30 +0200
    Re: [PATCH 6/6] KVM: perform a wake_up in kvm_make_all_cpus_request Andrew Jones <drjones@redhat.com> - 2017-04-10 13:20 +0200
  [PATCH 2/6] KVM: use kvm_{test,clear}_request instead of {test,clear}_bit Radim Krčmář <rkrcmar@redhat.com> - 2017-04-06 22:30 +0200
    Re: [PATCH 2/6] KVM: use kvm_{test,clear}_request instead of  {test,clear}_bit Christian Borntraeger <borntraeger@de.ibm.com> - 2017-04-07 13:00 +0200
      Re: [PATCH 2/6] KVM: use kvm_{test,clear}_request instead of  {test,clear}_bit Radim Krčmář <rkrcmar@redhat.com> - 2017-04-07 14:30 +0200
        Re: [PATCH 2/6] KVM: use kvm_{test,clear}_request instead of  {test,clear}_bit Radim Krčmář <rkrcmar@redhat.com> - 2017-04-07 16:10 +0200

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