Function sys_getpriority

api/src/syscall/task/schedule.rs:140–165

(which: u32, who: u32)

}

pub fn sys_getpriority(which: u32, who: u32) -> AxResult<isize> {
    debug!("sys_getpriority <= which: {which}, who: {who}");

    match which {
        PRIO_PROCESS => {
            if who != 0 {
                let _proc = get_process_data(who)?;
            }
            Ok(20)
        }
        PRIO_PGRP => {
            if who != 0 {
                let _pg = get_process_group(who)?;
            }
            Ok(20)
        }
        PRIO_USER => {
            if who == 0 {
                Ok(20)
            } else {
                Err(AxError::NoSuchProcess)
            }
        }
        _ => Err(AxError::InvalidInput),
    }
}