rt_sigframe_x32 543 arch/x86/kernel/signal.c struct rt_sigframe_x32 __user *frame; rt_sigframe_x32 867 arch/x86/kernel/signal.c struct rt_sigframe_x32 __user *frame; rt_sigframe_x32 871 arch/x86/kernel/signal.c frame = (struct rt_sigframe_x32 __user *)(regs->sp - 8);