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Diffstat (limited to 'arch/s390/kvm/intercept.c')
-rw-r--r--arch/s390/kvm/intercept.c18
1 files changed, 12 insertions, 6 deletions
diff --git a/arch/s390/kvm/intercept.c b/arch/s390/kvm/intercept.c
index 98997ccba501..ba9d8a7bc1ac 100644
--- a/arch/s390/kvm/intercept.c
+++ b/arch/s390/kvm/intercept.c
@@ -1,7 +1,7 @@
/*
* intercept.c - in-kernel handling for sie intercepts
*
- * Copyright IBM Corp. 2008
+ * Copyright IBM Corp. 2008,2009
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License (version 2 only)
@@ -128,7 +128,7 @@ static int handle_noop(struct kvm_vcpu *vcpu)
static int handle_stop(struct kvm_vcpu *vcpu)
{
- int rc;
+ int rc = 0;
vcpu->stat.exit_stop_request++;
atomic_clear_mask(CPUSTAT_RUNNING, &vcpu->arch.sie_block->cpuflags);
@@ -141,12 +141,18 @@ static int handle_stop(struct kvm_vcpu *vcpu)
rc = -ENOTSUPP;
}
+ if (vcpu->arch.local_int.action_bits & ACTION_RELOADVCPU_ON_STOP) {
+ vcpu->arch.local_int.action_bits &= ~ACTION_RELOADVCPU_ON_STOP;
+ rc = SIE_INTERCEPT_RERUNVCPU;
+ vcpu->run->exit_reason = KVM_EXIT_INTR;
+ }
+
if (vcpu->arch.local_int.action_bits & ACTION_STOP_ON_STOP) {
vcpu->arch.local_int.action_bits &= ~ACTION_STOP_ON_STOP;
VCPU_EVENT(vcpu, 3, "%s", "cpu stopped");
rc = -ENOTSUPP;
- } else
- rc = 0;
+ }
+
spin_unlock_bh(&vcpu->arch.local_int.lock);
return rc;
}
@@ -158,9 +164,9 @@ static int handle_validity(struct kvm_vcpu *vcpu)
vcpu->stat.exit_validity++;
if ((viwhy == 0x37) && (vcpu->arch.sie_block->prefix
- <= vcpu->kvm->arch.guest_memsize - 2*PAGE_SIZE)){
+ <= kvm_s390_vcpu_get_memsize(vcpu) - 2*PAGE_SIZE)) {
rc = fault_in_pages_writeable((char __user *)
- vcpu->kvm->arch.guest_origin +
+ vcpu->arch.sie_block->gmsor +
vcpu->arch.sie_block->prefix,
2*PAGE_SIZE);
if (rc)