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修复thread被释放后内存被重复访问的问题

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This commit is contained in:
zhangzheng
2023-09-30 13:19:58 +08:00
parent 4ba8d8fb9a
commit 851ea69883
22 changed files with 210 additions and 47 deletions
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13
mkrtos_knl/knl/thread_armv7m.c
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@@ -21,9 +21,22 @@ syscall_entry_func syscall_handler_get(void)
{
return syscall_entry;
}
void thread_knl_pf_set(thread_t *cur_th, void *pc)
{
pf_t *cur_pf = ((pf_t *)((char *)cur_th + THREAD_BLOCK_SIZE)) - 1;
cur_pf->pf_s.xpsr = 0x01000000L;
cur_pf->pf_s.lr = (umword_t)NULL; //!< 线程退出时调用的函数
cur_pf->pf_s.pc = (umword_t)pc | 0x1;
// cur_pf->rg1[5] = (umword_t)0;
cur_th->sp.knl_sp = (char *)cur_pf;
cur_th->sp.user_sp = 0;
cur_th->sp.sp_type = 0;
}
void thread_user_pf_set(thread_t *cur_th, void *pc, void *user_sp, void *ram, umword_t stack)
{
assert((((umword_t)user_sp) & 0x7UL) == 0);
umword_t usp = ((umword_t)(user_sp - 8) & ~0x7UL);
if (stack)