diff options
| author | Alexander Yarygin <yarygin@linux.vnet.ibm.com> | 2015-01-19 13:24:51 +0300 |
|---|---|---|
| committer | Christian Borntraeger <borntraeger@de.ibm.com> | 2015-03-17 16:25:04 +0100 |
| commit | 8ae04b8f500b9f46652c63431bf658223d875597 (patch) | |
| tree | c1d7e4c3b8ab4cdf61aabc79c6ba351e49ad510d /arch/s390/kvm/kvm-s390.c | |
| parent | dd9e5b7bdba3250c075a212ff632d31edfa91ae7 (diff) | |
KVM: s390: Guest's memory access functions get access registers
In access register mode, the write_guest() read_guest() and other
functions will invoke the access register translation, which
requires an ar, designated by one of the instruction fields.
Signed-off-by: Alexander Yarygin <yarygin@linux.vnet.ibm.com>
Reviewed-by: Thomas Huth <thuth@linux.vnet.ibm.com>
Acked-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Diffstat (limited to 'arch/s390/kvm/kvm-s390.c')
| -rw-r--r-- | arch/s390/kvm/kvm-s390.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c index 4075acb7c517..610e90afadf2 100644 --- a/arch/s390/kvm/kvm-s390.c +++ b/arch/s390/kvm/kvm-s390.c @@ -1776,7 +1776,7 @@ static int vcpu_post_run_fault_in_sie(struct kvm_vcpu *vcpu) * to look up the current opcode to get the length of the instruction * to be able to forward the PSW. */ - rc = read_guest(vcpu, psw->addr, &opcode, 1); + rc = read_guest(vcpu, psw->addr, 0, &opcode, 1); if (rc) return kvm_s390_inject_prog_cond(vcpu, rc); psw->addr = __rewind_psw(*psw, -insn_length(opcode)); |