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MIT6.S081
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简介
Lec01 Introduction and Examples (Robert)
Lec03 OS Organization and System Calls (Frans)
Lec04 Page tables (Frans)
Lec05 Calling conventions and stack frames RISC-V (TA)
Lec06 Isolation & system call entry/exit (Robert)
Lec08 Page faults (Frans)
Lec09 Interrupts (Frans)
Lec10 Multiprocessors and locking (Frans)
Lec11 Thread switching (Robert)
Lec13 Sleep & Wake up (Robert)
13.1 线程切换过程中锁的限制
13.2 Sleep&Wakeup 接口
13.3 Lost wakeup
13.4 如何避免Lost wakeup
13.5 Pipe中的sleep和wakeup
13.6 exit系统调用
13.7 wait系统调用
13.8 kill系统调用
Lec14 File systems (Frans)
Lec15 Crash recovery (Frans)
Lec16 File system performance and fast crash recovery (Robert)
Lec17 Virtual memory for applications (Frans)
Lec18 OS organization (Robert)
Lec19 Virtual Machines (Robert)
Lec20 Kernels and HLL (Frans)
Lec21 Networking (Robert)
Lec22 Meltdown (Robert)
Lec23 RCU (Robert)
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Lec13 Sleep & Wake up (Robert)
准备工作,阅读【1】中7.5~7.10,阅读【2】【3】中相关部分。
【1】
https://pdos.csail.mit.edu/6.828/2020/xv6/book-riscv-rev1.pdf
【2】
https://github.com/mit-pdos/xv6-riscv/blob/riscv/kernel/proc.c
【3】
https://github.com/mit-pdos/xv6-riscv/blob/riscv/kernel/sleeplock.c
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11.9 XV6线程第一次调用switch函数
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13.1 线程切换过程中锁的限制
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