From: Heiko Carstens <heiko.carstens@de.ibm.com>
Date: Wed, 1 Jan 2014 15:56:41 +0000 (+0100)
Subject: KVM: s390: convert handle_stfl()
X-Git-Tag: v5.15~17469^2~11^2~67^2~30
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=0f9701c6c2b39588971f4634dfcb10199941ce7a;p=platform%2Fkernel%2Flinux-starfive.git

KVM: s390: convert handle_stfl()

Convert handle_stfl() to new guest access functions.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Reviewed-by: Thomas Huth <thuth@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
---

diff --git a/arch/s390/kvm/priv.c b/arch/s390/kvm/priv.c
index 4792f1d..7066fc5 100644
--- a/arch/s390/kvm/priv.c
+++ b/arch/s390/kvm/priv.c
@@ -318,10 +318,10 @@ static int handle_stfl(struct kvm_vcpu *vcpu)
 	if (vcpu->arch.sie_block->gpsw.mask & PSW_MASK_PSTATE)
 		return kvm_s390_inject_program_int(vcpu, PGM_PRIVILEGED_OP);
 
-	rc = copy_to_guest(vcpu, offsetof(struct _lowcore, stfl_fac_list),
-			   vfacilities, 4);
+	rc = write_guest_lc(vcpu, offsetof(struct _lowcore, stfl_fac_list),
+			    vfacilities, 4);
 	if (rc)
-		return kvm_s390_inject_program_int(vcpu, PGM_ADDRESSING);
+		return rc;
 	VCPU_EVENT(vcpu, 5, "store facility list value %x",
 		   *(unsigned int *) vfacilities);
 	trace_kvm_s390_handle_stfl(vcpu, *(unsigned int *) vfacilities);