From 90374ad414c6bc309f16663d18e3ead2527ee5d8 Mon Sep 17 00:00:00 2001
From: Sergiu Moga <sergiu.moga@protonmail.com>
Date: Thu, 25 May 2023 11:36:02 +0300
Subject: [PATCH] plat/xen/x86: Add `bpt_unmap_mrd` empty memory region
 descriptor

In order not to generate undefined references when building and
not to unmap anything, add an empty `bpt_unmap_mrd` memory region
descriptor.

Signed-off-by: Sergiu Moga <sergiu.moga@protonmail.com>
Reviewed-by: Michalis Pappas <michalis@unikraft.io>
Approved-by: Razvan Deaconescu <razvand@unikraft.io>
Tested-by: Unikraft CI <monkey@unikraft.io>
GitHub-Closes: #848
---
 plat/xen/x86/entry64.S | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/plat/xen/x86/entry64.S b/plat/xen/x86/entry64.S
index 2c7df086b..b10978528 100644
--- a/plat/xen/x86/entry64.S
+++ b/plat/xen/x86/entry64.S
@@ -420,3 +420,12 @@ TRAP_ENTRY alignment_check,     1
 /* no Machine Check */
 TRAP_ENTRY simd_error,          0
 /* no Virtualization Exception */
+
+/*
+ * We do not want to unmap anything.
+ */
+.section .bss
+.align	4
+.globl	bpt_unmap_mrd
+bpt_unmap_mrd:
+.space	64
-- 
2.39.5