Method call

bootloader/kernel/src/app.rs:203–216

(&mut self, arg: &mut Context)

        }
    }
    pub fn call(&mut self, arg: &mut Context) -> i32 {
        *arg.store = None;

        arg.pid = self.pid;

        let self_store = self.store.take();

        *arg.store = self_store;
        let res = (self.func)(arg);

        self.store = arg.store.take();

        res
    }
}