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tests: mem_protect/userspace: extend tests for mapped stack

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This extends the test for memory mapped stack, as the address of
memory mapped stack object would be different than the actual
stack object.

Signed-off-by: Daniel Leung <daniel.leung@intel.com>
This commit is contained in:
Daniel Leung 2024-03-13 13:45:31 -07:00 committed by Anas Nashif
parent d0a90a0b33
commit 0b3a4f35d0
1 changed files with 14 additions and 3 deletions
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17
tests/kernel/mem_protect/userspace/src/main.c
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@ -1060,6 +1060,9 @@ void tls_entry(void *p1, void *p2, void *p3)
ZTEST(userspace, test_tls_pointer)
{
#ifdef CONFIG_THREAD_USERSPACE_LOCAL_DATA
char *stack_obj_ptr;
size_t stack_obj_sz;
k_thread_create(&test_thread, test_stack, STACKSIZE, tls_entry,
NULL, NULL, NULL, 1, K_USER, K_FOREVER);
@ -1071,15 +1074,23 @@ ZTEST(userspace, test_tls_pointer)
(void *)(test_thread.stack_info.start +
test_thread.stack_info.size));
#ifdef CONFIG_THREAD_STACK_MEM_MAPPED
stack_obj_ptr = (char *)test_thread.stack_obj_mapped;
stack_obj_sz = test_thread.stack_obj_size;
#else
stack_obj_ptr = (char *)test_stack;
stack_obj_sz = sizeof(test_stack);
#endif
printk("stack object bounds: [%p, %p)\n",
test_stack, test_stack + sizeof(test_stack));
stack_obj_ptr, stack_obj_ptr + stack_obj_sz);
uintptr_t tls_start = (uintptr_t)test_thread.userspace_local_data;
uintptr_t tls_end = tls_start +
sizeof(struct _thread_userspace_local_data);
if ((tls_start < (uintptr_t)test_stack) ||
(tls_end > (uintptr_t)test_stack + sizeof(test_stack))) {
if ((tls_start < (uintptr_t)stack_obj_ptr) ||
(tls_end > (uintptr_t)stack_obj_ptr + stack_obj_sz)) {
printk("tls area out of bounds\n");
ztest_test_fail();
}