xen: Define new struct hvm_trap and cleanup vmx exception

Define new struct hvm_trap to represent information of trap, and
renames hvm_inject_exception to hvm_inject_trap, then define a couple
of wrappers around that function for existing callers.

Signed-off-by: Keir Fraser <keir@xen.org>
Signed-off-by: Xudong Hao <xudong.hao@intel.com>
Committed-by: Keir Fraser <keir@xen.org>

1 files changed, 3 insertions, 4 deletions

diff --git a/xen/include/asm-x86/hvm/vcpu.h b/xen/include/asm-x86/hvm/vcpu.h
index 537da96f5e..f2da72d750 100644
--- a/xen/include/asm-x86/hvm/vcpu.h
+++ b/xen/include/asm-x86/hvm/vcpu.h
@@ -164,10 +164,9 @@ struct hvm_vcpu {
     /* Callback into x86_emulate when emulating FPU/MMX/XMM instructions. */
     void (*fpu_exception_callback)(void *, struct cpu_user_regs *);
     void *fpu_exception_callback_arg;
-    /* Pending hw/sw interrupt */
-    int           inject_trap;       /* -1 for nothing to inject */
-    int           inject_error_code;
-    unsigned long inject_cr2;
+
+    /* Pending hw/sw interrupt (.vector = -1 means nothing pending). */
+    struct hvm_trap     inject_trap;
 
     struct viridian_vcpu viridian;
 };