10 extern uint64_t rs_procfs_register_pid(uint64_t);
11 extern uint64_t rs_procfs_unregister_pid(uint64_t);
13 extern uint64_t rs_process_copy_mm(bool clone_vm, struct process_control_block *new_pcb);
15 extern int process_copy_files(uint64_t clone_flags, struct process_control_block *pcb);
16 int process_copy_flags(uint64_t clone_flags, struct process_control_block *pcb);
17 int process_copy_mm(uint64_t clone_flags, struct process_control_block *pcb);
18 int process_copy_thread(uint64_t clone_flags, struct process_control_block *pcb, uint64_t stack_sta…
19                         uint64_t stack_size, struct pt_regs *current_regs);
21 extern int process_copy_sighand(uint64_t clone_flags, struct process_control_block *pcb);
22 extern int process_copy_signal(uint64_t clone_flags, struct process_control_block *pcb);
173 int process_copy_flags(uint64_t clone_flags, struct process_control_block *pcb)  in process_copy_flags()
187 int process_copy_mm(uint64_t clone_flags, struct process_control_block *pcb)  in process_copy_mm()
204     uint64_t new_top = ((uint64_t)new_pcb) + STACK_SIZE;  in process_rewrite_rbp()
205     uint64_t old_top = (uint64_t)(current_pcb) + STACK_SIZE;  in process_rewrite_rbp()
207     uint64_t *rbp = &new_regs->rbp;  in process_rewrite_rbp()
208     uint64_t *tmp = rbp;  in process_rewrite_rbp()
211     if ((uint64_t)*rbp >= old_top || (uint64_t)*rbp < (old_top - STACK_SIZE))  in process_rewrite_rbp()
217         uint64_t delta = old_top - *rbp;  in process_rewrite_rbp()
219         uint64_t newVal = new_top - delta;  in process_rewrite_rbp()
222         if (unlikely((uint64_t)newVal >= new_top || (uint64_t)newVal < (new_top - STACK_SIZE)))  in process_rewrite_rbp()
227         rbp = (uint64_t *)*rbp;  in process_rewrite_rbp()
242 int process_copy_thread(uint64_t clone_flags, struct process_control_block *pcb, uint64_t stack_sta…  in process_copy_thread()
243                         uint64_t stack_size, struct pt_regs *current_regs)  in process_copy_thread()
255         uint32_t size = ((uint64_t)current_pcb) + STACK_SIZE - (uint64_t)(current_regs);  in process_copy_thread()
257         child_regs = (struct pt_regs *)(((uint64_t)pcb) + STACK_SIZE - size);  in process_copy_thread()
266         child_regs = (struct pt_regs *)((uint64_t)pcb + STACK_SIZE - sizeof(struct pt_regs));  in process_copy_thread()
275         thd->rbp = (uint64_t)(child_regs + 1); // 设置新的内核线程开始执行时的rbp（也就是进入ret_from_intr时的rbp）  in process_copy_thread()
277         thd->rbp = (uint64_t)pcb + STACK_SIZE;  in process_copy_thread()
280     thd->rsp = (uint64_t)child_regs;  in process_copy_thread()
286         thd->rip = (uint64_t)ret_from_intr;  in process_copy_thread()
288         thd->rip = (uint64_t)kernel_thread_func;  in process_copy_thread()
290         thd->rip = (uint64_t)ret_from_intr;  in process_copy_thread()