From f748f4a7ec549febb76e86082d9445beff1e9b01 Mon Sep 17 00:00:00 2001 From: Heiko Carstens Date: Wed, 1 Jan 2014 16:52:47 +0100 Subject: [PATCH] KVM: s390: convert handle_store_prefix() Convert handle_store_prefix() to new guest access functions. Signed-off-by: Heiko Carstens Reviewed-by: Thomas Huth Signed-off-by: Christian Borntraeger --- arch/s390/kvm/priv.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/arch/s390/kvm/priv.c b/arch/s390/kvm/priv.c index 9648504d7818..306caa27b962 100644 --- a/arch/s390/kvm/priv.c +++ b/arch/s390/kvm/priv.c @@ -106,6 +106,7 @@ static int handle_store_prefix(struct kvm_vcpu *vcpu) { u64 operand2; u32 address; + int rc; vcpu->stat.instruction_stpx++; @@ -122,8 +123,9 @@ static int handle_store_prefix(struct kvm_vcpu *vcpu) address = address & 0x7fffe000u; /* get the value */ - if (put_guest(vcpu, address, (u32 __user *)operand2)) - return kvm_s390_inject_program_int(vcpu, PGM_ADDRESSING); + rc = write_guest(vcpu, operand2, &address, sizeof(address)); + if (rc) + return kvm_s390_inject_prog_cond(vcpu, rc); VCPU_EVENT(vcpu, 5, "storing prefix to %x", address); trace_kvm_s390_handle_prefix(vcpu, 0, address); -- 2.11.0