?在sys_ipc_try_send中,return 0之前添加proc->env_tf.tf_regs.reg_eax = 0;就能通過(guò)后面兩個(gè)測(cè)試點(diǎn)了(不用修改lib/syscall.c).
Mit6.828 lab4 Part C:Preeptive Multitasking and Inter-Process communication環(huán)境 deepin 20實(shí)驗(yàn)地址:mit6.828 2018 lab4 partC[https://pdos.csail.mit.edu/6.828/2018/labs/la...