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