rcore-os / rCore-Tutorial-Book-v3

A book about how to write OS kernels in Rust easily.

https://rcore-os.github.io/rCore-Tutorial-Book-v3/

GNU General Public License v3.0

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rCore-Tutorial-Book-v3/chapter8/3semaphore #144

Open utterances-bot opened 2 years ago

utterances-bot commented 2 years ago

信号量机制 - rCore-Tutorial-Book-v3 3.6.0-alpha.1 文档

http://rcore-os.cn/rCore-Tutorial-Book-v3/chapter8/3semaphore.html

huanngod commented 2 years ago

所以我们可以把信号量也看成四一种资源，可放在一起让进程来管理，如下面代码第9行所示。（四->是）