35 static struct frame_head *dump_user_backtrace(struct frame_head *head)  in dump_user_backtrace()  argument
40 	if (!access_ok(VERIFY_READ, head, sizeof(bufhead)))  in dump_user_backtrace()
42 	if (__copy_from_user_inatomic(bufhead, head, sizeof(bufhead)))  in dump_user_backtrace()
49 	if (bufhead[0].fp <= head)  in dump_user_backtrace()
58 	struct frame_head *head = (struct frame_head *)(regs->r7);  in avr32_backtrace()  local
67 						  (unsigned long)head)) {  in avr32_backtrace()
68 			oprofile_add_trace(head->lr);  in avr32_backtrace()
69 			if (head->fp <= head)  in avr32_backtrace()
71 			head = head->fp;  in avr32_backtrace()
76 		while (depth-- && head)  in avr32_backtrace()
77 			head = dump_user_backtrace(head);  in avr32_backtrace()