summaryrefslogtreecommitdiff
path: root/arch/s390/kvm/priv.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/s390/kvm/priv.c')
-rw-r--r--arch/s390/kvm/priv.c19
1 files changed, 3 insertions, 16 deletions
diff --git a/arch/s390/kvm/priv.c b/arch/s390/kvm/priv.c
index 4d21dc4d1a84..77191b85ea7a 100644
--- a/arch/s390/kvm/priv.c
+++ b/arch/s390/kvm/priv.c
@@ -33,11 +33,9 @@
/* Handle SCK (SET CLOCK) interception */
static int handle_set_clock(struct kvm_vcpu *vcpu)
{
- struct kvm_vcpu *cpup;
- s64 hostclk, val;
- int i, rc;
+ int rc;
ar_t ar;
- u64 op2;
+ u64 op2, val;
if (vcpu->arch.sie_block->gpsw.mask & PSW_MASK_PSTATE)
return kvm_s390_inject_program_int(vcpu, PGM_PRIVILEGED_OP);
@@ -49,19 +47,8 @@ static int handle_set_clock(struct kvm_vcpu *vcpu)
if (rc)
return kvm_s390_inject_prog_cond(vcpu, rc);
- if (store_tod_clock(&hostclk)) {
- kvm_s390_set_psw_cc(vcpu, 3);
- return 0;
- }
VCPU_EVENT(vcpu, 3, "SCK: setting guest TOD to 0x%llx", val);
- val = (val - hostclk) & ~0x3fUL;
-
- mutex_lock(&vcpu->kvm->lock);
- preempt_disable();
- kvm_for_each_vcpu(i, cpup, vcpu->kvm)
- cpup->arch.sie_block->epoch = val;
- preempt_enable();
- mutex_unlock(&vcpu->kvm->lock);
+ kvm_s390_set_tod_clock(vcpu->kvm, val);
kvm_s390_set_psw_cc(vcpu, 0);
return 0;