From 0de21341f9ee2fcf6292afc816ffacdab79b85f3 Mon Sep 17 00:00:00 2001
From: Shell <wangxiaoyao@rt-thread.com>
Date: Fri, 3 Mar 2023 11:51:21 +0800
Subject: [fix] mm bugs (#7010)

* [fix] implementation fault on avl

* [fix] mm may free varea allocated statically

* [test] add test and benchmark for avl
---
 libcpu/aarch64/common/mmu.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'libcpu')

diff --git a/libcpu/aarch64/common/mmu.c b/libcpu/aarch64/common/mmu.c
index b97eb1eb6b..83073a6314 100644
--- a/libcpu/aarch64/common/mmu.c
+++ b/libcpu/aarch64/common/mmu.c
@@ -205,6 +205,8 @@ void *rt_hw_mmu_map(rt_aspace_t aspace, void *v_addr, void *p_addr, size_t size,
 
         if (ret != 0)
         {
+            /* other types of return value are taken as programming error */
+            RT_ASSERT(ret == MMU_MAP_ERROR_NOPAGE);
             /* error, undo map */
             while (unmap_va != v_addr)
             {
-- 
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