1 use super::interrupt::TrapFrame; 2 3 use crate::{arch::CurrentIrqArch, exception::InterruptArch}; 4 5 #[no_mangle] 6 pub unsafe extern "C" fn do_signal(_frame: &mut TrapFrame) { 7 CurrentIrqArch::interrupt_enable(); 8 // todo: 处理信号 9 return; 10 } 11