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authorHeiko Carstens <heiko.carstens@de.ibm.com>2013-11-11 13:56:47 +0100
committerCornelia Huck <cornelia.huck@de.ibm.com>2013-11-28 11:08:15 +0100
commit743db27c526e0f31cc507959d662e97e2048a86f (patch)
tree0d384e3ad7fd1f3a83ad4915a44c95a299d26afb /arch/s390/kvm
parent178bd789775ab29233e0553155253ec8d73af71f (diff)
downloadlinux-743db27c526e0f31cc507959d662e97e2048a86f.tar.bz2
KVM: s390: fix diagnose code extraction
The diagnose code to be used is the contents of the base register (if not zero), plus the displacement. The current code ignores the base register contents. So let's fix that... Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com> Cc: stable@vger.kernel.org Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Diffstat (limited to 'arch/s390/kvm')
-rw-r--r--arch/s390/kvm/diag.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/s390/kvm/diag.c b/arch/s390/kvm/diag.c
index 78d967f180f4..5ff29be7d87a 100644
--- a/arch/s390/kvm/diag.c
+++ b/arch/s390/kvm/diag.c
@@ -137,7 +137,7 @@ static int __diag_virtio_hypercall(struct kvm_vcpu *vcpu)
int kvm_s390_handle_diag(struct kvm_vcpu *vcpu)
{
- int code = (vcpu->arch.sie_block->ipb & 0xfff0000) >> 16;
+ int code = kvm_s390_get_base_disp_rs(vcpu) & 0xffff;
if (vcpu->arch.sie_block->gpsw.mask & PSW_MASK_PSTATE)
return kvm_s390_inject_program_int(vcpu, PGM_PRIVILEGED_OP);