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Date: Fri, 17 Feb 2017 10:51:46 +0100 From: Andrew Jones <drjones@...hat.com> To: Radim Krčmář <rkrcmar@...hat.com> Cc: linux-kernel@...r.kernel.org, kvm@...r.kernel.org, Paolo Bonzini <pbonzini@...hat.com>, Marc Zyngier <marc.zyngier@....com>, Christian Borntraeger <borntraeger@...ibm.com>, Cornelia Huck <cornelia.huck@...ibm.com>, James Hogan <james.hogan@...tec.com>, Paul Mackerras <paulus@...abs.org>, Christoffer Dall <christoffer.dall@...aro.org> Subject: Re: [PATCH 5/5] KVM: add kvm_request_pending On Thu, Feb 16, 2017 at 05:04:49PM +0100, Radim Krčmář wrote: ... > diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h > index 2cc438685af8..563cf964dc5c 100644 > --- a/include/linux/kvm_host.h > +++ b/include/linux/kvm_host.h > @@ -1101,6 +1101,11 @@ static inline int kvm_ioeventfd(struct kvm *kvm, struct kvm_ioeventfd *args) > * should contain kvm_vcpu_kick(). > */ > > +static inline bool kvm_request_pending(struct kvm_vcpu *vcpu) > +{ > + return vcpu->requests; How about wrapping this with READ_ONCE for good measure? > +} > + > static inline void __kvm_request_set(unsigned req, struct kvm_vcpu *vcpu) > { > set_bit(req, &vcpu->requests); > -- > 2.11.1 > Thanks, drew
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