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-rw-r--r--arch/s390/kvm/guestdbg.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/s390/kvm/guestdbg.c b/arch/s390/kvm/guestdbg.c
index b5f3e82006d0..394a5f53805b 100644
--- a/arch/s390/kvm/guestdbg.c
+++ b/arch/s390/kvm/guestdbg.c
@@ -153,7 +153,7 @@ void kvm_s390_patch_guest_per_regs(struct kvm_vcpu *vcpu)
if (guestdbg_sstep_enabled(vcpu)) {
/* disable timer (clock-comparator) interrupts */
- vcpu->arch.sie_block->gcr[0] &= ~0x800ul;
+ vcpu->arch.sie_block->gcr[0] &= ~CR0_CLOCK_COMPARATOR_SUBMASK;
vcpu->arch.sie_block->gcr[9] |= PER_EVENT_IFETCH;
vcpu->arch.sie_block->gcr[10] = 0;
vcpu->arch.sie_block->gcr[11] = -1UL;