From: Heiko Carstens <heiko.carst...@de.ibm.com>
Convert handle_test_block() to new guest access functions.
Signed-off-by: Heiko Carstens <heiko.carst...@de.ibm.com>
Reviewed-by: Thomas Huth <th...@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntrae...@de.ibm.com>
---
arch/s390/kvm/priv.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/arch/s390/kvm/priv.c b/arch/s390/kvm/priv.c
index 36c34cf..5abfd53 100644
--- a/arch/s390/kvm/priv.c
+++ b/arch/s390/kvm/priv.c
@@ -198,7 +198,6 @@ static int handle_ipte_interlock(struct kvm_vcpu *vcpu)
static int handle_test_block(struct kvm_vcpu *vcpu)
{
- unsigned long hva;
gpa_t addr;
int reg2;
@@ -209,14 +208,13 @@ static int handle_test_block(struct kvm_vcpu *vcpu)
addr = vcpu->run->s.regs.gprs[reg2] & PAGE_MASK;
addr = kvm_s390_real_to_abs(vcpu, addr);
- hva = gfn_to_hva(vcpu->kvm, gpa_to_gfn(addr));
- if (kvm_is_error_hva(hva))
+ if (kvm_is_error_gpa(vcpu->kvm, addr))
return kvm_s390_inject_program_int(vcpu, PGM_ADDRESSING);
/*
* We don't expect errors on modern systems, and do not care
* about storage keys (yet), so let's just clear the page.
*/
- if (clear_user((void __user *)hva, PAGE_SIZE) != 0)
+ if (kvm_clear_guest(vcpu->kvm, addr, PAGE_SIZE))
return -EFAULT;
kvm_s390_set_psw_cc(vcpu, 0);
vcpu->run->s.regs.gprs[0] = 0;
--
1.8.4.2
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