Change of hypercall semantics - rax no longer contains error code for palacios

diff --git a/palacios/src/palacios/vmm_hypercall.c b/palacios/src/palacios/vmm_hypercall.c
index b614896..6cb51e0 100644 (file)
--- a/palacios/src/palacios/vmm_hypercall.c
+++ b/palacios/src/palacios/vmm_hypercall.c
@@ -181,10 +181,9 @@ int v3_handle_hypercall(struct guest_info * info) {
        return -1;
     }
 
-    if (hcall->hcall_fn(info, hypercall_id, hcall->priv_data) == 0) {
-       info->vm_regs.rax = 0;
-    } else {
-       info->vm_regs.rax = -1;
+    if (hcall->hcall_fn(info, hypercall_id, hcall->priv_data) != 0) {
+       PrintError("Error handling hypercall\n");
+       return -1;
     }
 
     return 0;