This is used to save data from a single instance.
Signed-off-by: Alexandru Isaila <aisa...@bitdefender.com>
Reviewed-by: Paul Durrant <paul.durr...@citrix.com>
---
xen/arch/x86/hvm/viridian.c | 24 +++++++++++++++---------
1 file changed, 15 insertions(+), 9 deletions(-)
diff --git a/xen/arch/x86/hvm/viridian.c b/xen/arch/x86/hvm/viridian.c
index 694eae6..1e87cd6 100644
--- a/xen/arch/x86/hvm/viridian.c
+++ b/xen/arch/x86/hvm/viridian.c
@@ -1026,20 +1026,26 @@ static int viridian_load_domain_ctxt(struct domain *d,
hvm_domain_context_t *h)
HVM_REGISTER_SAVE_RESTORE(VIRIDIAN_DOMAIN, viridian_save_domain_ctxt,
viridian_load_domain_ctxt, 1, HVMSR_PER_DOM);
-static int viridian_save_vcpu_ctxt(struct domain *d, hvm_domain_context_t *h)
+static int viridian_save_vcpu_ctxt_one(struct vcpu *v, hvm_domain_context_t *h)
{
- struct vcpu *v;
+ struct hvm_viridian_vcpu_context ctxt;
- if ( !is_viridian_domain(d) )
+ if ( !is_viridian_domain(v->domain) )
return 0;
- for_each_vcpu( d, v ) {
- struct hvm_viridian_vcpu_context ctxt = {
- .vp_assist_msr = v->arch.hvm_vcpu.viridian.vp_assist.msr.raw,
- .vp_assist_pending = v->arch.hvm_vcpu.viridian.vp_assist.pending,
- };
+ memset(&ctxt, 0, sizeof(ctxt));
+ ctxt.vp_assist_msr = v->arch.hvm_vcpu.viridian.vp_assist.msr.raw;
+ ctxt.vp_assist_pending = v->arch.hvm_vcpu.viridian.vp_assist.pending;
- if ( hvm_save_entry(VIRIDIAN_VCPU, v->vcpu_id, h, &ctxt) != 0 )
+ return hvm_save_entry(VIRIDIAN_VCPU, v->vcpu_id, h, &ctxt);
+}
+
+static int viridian_save_vcpu_ctxt(struct domain *d, hvm_domain_context_t *h)
+{
+ struct vcpu *v;
+
+ for_each_vcpu( d, v ) {
+ if ( viridian_save_vcpu_ctxt_one(v, h) != 0 )
return 1;
}
--
2.7.4
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