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Commit 150cd84b authored by Paolo Bonzini's avatar Paolo Bonzini Committed by Greg Kroah-Hartman
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KVM: VMX: use cmpxchg64 



commit c0a1666bcb2a33e84187a15eabdcd54056be9a97 upstream.

This fixes a compilation failure on 32-bit systems.

Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 90df2daa

arch/x86/kvm/vmx.c

+6 −6
Original line number Diff line number Diff line
@@ -2029,7 +2029,7 @@ static void vmx_vcpu_pi_load(struct kvm_vcpu *vcpu, int cpu) 


		/* Allow posting non-urgent interrupts */

		new.sn = 0;

	} while (cmpxchg(&pi_desc->control, old.control,

	} while (cmpxchg64(&pi_desc->control, old.control,

			   new.control) != old.control);

}

/*
@@ -10705,7 +10705,7 @@ static int vmx_pre_block(struct kvm_vcpu *vcpu) 


		/* set 'NV' to 'wakeup vector' */

		new.nv = POSTED_INTR_WAKEUP_VECTOR;

	} while (cmpxchg(&pi_desc->control, old.control,

	} while (cmpxchg64(&pi_desc->control, old.control,

			   new.control) != old.control);



	return 0;
@@ -10737,7 +10737,7 @@ static void vmx_post_block(struct kvm_vcpu *vcpu) 


		/* set 'NV' to 'notification vector' */

		new.nv = POSTED_INTR_VECTOR;

	} while (cmpxchg(&pi_desc->control, old.control,

	} while (cmpxchg64(&pi_desc->control, old.control,

			   new.control) != old.control);



	if(vcpu->pre_pcpu != -1) {