[Xen-devel] [PATCH v7 14/15] x86/hvm: Remove loop from viridian_save_vcpu_ctxt() func

[Alexandru Isaila]

Signed-off-by: Alexandru Isaila <aisa...@bitdefender.com>
---
 xen/arch/x86/hvm/viridian.c | 22 +++++++---------------
 1 file changed, 7 insertions(+), 15 deletions(-)

diff --git a/xen/arch/x86/hvm/viridian.c b/xen/arch/x86/hvm/viridian.c
index bab606e..86a43ee 100644
--- a/xen/arch/x86/hvm/viridian.c
+++ b/xen/arch/x86/hvm/viridian.c
@@ -1026,28 +1026,20 @@ 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 void viridian_save_vcpu_ctxt_one(struct vcpu *v, struct 
hvm_viridian_vcpu_context *ctxt)
-{
-    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;
-}
 
 static int viridian_save_vcpu_ctxt(struct domain *d, hvm_domain_context_t *h)
 {
-    struct vcpu *v;
+    struct vcpu *v = NULL;
+    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,
+    };
 
     if ( !is_viridian_domain(d) )
         return 0;
 
-    for_each_vcpu( d, v ) {
-        struct hvm_viridian_vcpu_context ctxt;
-
-        viridian_save_vcpu_ctxt_one(v, &ctxt);
-
-        if ( hvm_save_entry(VIRIDIAN_VCPU, v->vcpu_id, h, &ctxt) != 0 )
-            return 1;
-    }
+    if ( hvm_save_entry(VIRIDIAN_VCPU, v->vcpu_id, h, &ctxt) != 0 )
+        return 1;
 
     return 0;
 }
-- 
2.7.4


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