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-rw-r--r--arch/s390/kvm/priv.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/arch/s390/kvm/priv.c b/arch/s390/kvm/priv.c
index 5c926b74d7ca..71fa603034d0 100644
--- a/arch/s390/kvm/priv.c
+++ b/arch/s390/kvm/priv.c
@@ -733,8 +733,15 @@ static int handle_pfmf(struct kvm_vcpu *vcpu)
start += PAGE_SIZE;
}
- if (vcpu->run->s.regs.gprs[reg1] & PFMF_FSC)
- vcpu->run->s.regs.gprs[reg2] = end;
+ if (vcpu->run->s.regs.gprs[reg1] & PFMF_FSC) {
+ if (psw_bits(vcpu->arch.sie_block->gpsw).eaba == PSW_AMODE_64BIT) {
+ vcpu->run->s.regs.gprs[reg2] = end;
+ } else {
+ vcpu->run->s.regs.gprs[reg2] &= ~0xffffffffUL;
+ end = kvm_s390_logical_to_effective(vcpu, end);
+ vcpu->run->s.regs.gprs[reg2] |= end;
+ }
+ }
return 0;
}