45 	ulong kstack_base = (ulong) kbt->task->stack;  in in_kernel_stack()
232 	kbt->task = t;  in KBacktraceIterator_init()
330 	vma = find_vma(kbt->task->mm, address);  in describe_addr()
392 		       kbt->task->pid, kbt->task->tgid, kbt->task->comm,  in tile_show_stack()
402 		if (address < PAGE_OFFSET && !have_mmap_sem && kbt->task->mm)  in tile_show_stack()
404 				down_read_trylock(&kbt->task->mm->mmap_sem);  in tile_show_stack()
422 		up_read(&kbt->task->mm->mmap_sem);  in tile_show_stack()
465 void show_stack(struct task_struct *task, unsigned long *esp)  in show_stack()  argument
468 	if (task == NULL || task == current)  in show_stack()
471 		KBacktraceIterator_init(&kbt, task, NULL);  in show_stack()
479 void save_stack_trace_tsk(struct task_struct *task, struct stack_trace *trace)  in save_stack_trace_tsk()  argument
487 	if (task == NULL || task == current)  in save_stack_trace_tsk()
490 		KBacktraceIterator_init(&kbt, task, NULL);  in save_stack_trace_tsk()