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review 一处修改

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Yi Wang
2017-08-29 11:43:29 +08:00
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parent 4673d047f8
commit 7e1ce7e51f
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Concepts/cpumask.md
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@@ -52,7 +52,7 @@ typedef struct cpumask { DECLARE_BITMAP(bits, NR_CPUS); } cpumask_t;
(((8) + (8) - 1) / (8)) = 1
```
`NR_CPUS` 宏表示系统中的 CPU，且依赖于在 [include/linux/threads.h](https://github.com/torvalds/linux/blob/master/include/linux/threads.h) 中定义的 `CONFIG_NR_CPUS` 宏，看起来像这样：
`NR_CPUS` 宏表示的是系统中 CPU 的数目，且依赖于在 [include/linux/threads.h](https://github.com/torvalds/linux/blob/master/include/linux/threads.h) 中定义的 `CONFIG_NR_CPUS` 宏，看起来像这样：
```C
#ifndef CONFIG_NR_CPUS