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authorChristian Ehrhardt <ehrhardt@linux.vnet.ibm.com>2011-07-24 10:48:31 +0200
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2011-07-24 10:48:22 +0200
commit8bb3a2ebcf2a406a60d04f5a8756ea936b7f0bf3 (patch)
treed649f0137c86e9f486cf92aae815068dcb27e7b0 /arch/s390/kvm
parentcadfce72778e9417baff117bb563a1c2f8fef97b (diff)
downloadlinux-linaro-stable-8bb3a2ebcf2a406a60d04f5a8756ea936b7f0bf3.tar.gz
[S390] kvm: make sigp emerg smp capable
SIGP emerg needs to pass the source vpu adress into __LC_CPU_ADDRESS of the target guest. Signed-off-by: Christian Ehrhardt <ehrhardt@linux.vnet.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/kvm')
-rw-r--r--arch/s390/kvm/interrupt.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/s390/kvm/interrupt.c b/arch/s390/kvm/interrupt.c
index 35c21bf910c5..c9aeb4b4d0b8 100644
--- a/arch/s390/kvm/interrupt.c
+++ b/arch/s390/kvm/interrupt.c
@@ -128,6 +128,10 @@ static void __do_deliver_interrupt(struct kvm_vcpu *vcpu,
if (rc == -EFAULT)
exception = 1;
+ rc = put_guest_u16(vcpu, __LC_CPU_ADDRESS, inti->emerg.code);
+ if (rc == -EFAULT)
+ exception = 1;
+
rc = copy_to_guest(vcpu, __LC_EXT_OLD_PSW,
&vcpu->arch.sie_block->gpsw, sizeof(psw_t));
if (rc == -EFAULT)