Linux内核—percpu

Linux系统中为什么需要per-CPU变量   https://zhuanlan.zhihu.com/p/542819141

https://blog.csdn.net/weixin_45030965/article/details/126289230

https://blog.csdn.net/linux_kernel_fan/article/details/80877348?spm=1001.2101.3001.6650.1&utm_medium=distribute.pc_relevant.none-task-blog-2%7Edefault%7EBlogCommendFromBaidu%7EPaidSort-1-80877348-blog-8667213.235%5Ev43%5Epc_blog_bottom_relevance_base1&depth_1-utm_source=distribute.pc_relevant.none-task-blog-2%7Edefault%7EBlogCommendFromBaidu%7EPaidSort-1-80877348-blog-8667213.235%5Ev43%5Epc_blog_bottom_relevance_base1&utm_relevant_index=2

 

实例：

https://liyongjun.blog.csdn.net/article/details/131873469?spm=1001.2101.3001.6650.8&utm_medium=distribute.pc_relevant.none-task-blog-2%7Edefault%7EBlogCommendFromBaidu%7ERate-8-131873469-blog-127044014.235%5Ev43%5Epc_blog_bottom_relevance_base1&depth_1-utm_source=distribute.pc_relevant.none-task-blog-2%7Edefault%7EBlogCommendFromBaidu%7ERate-8-131873469-blog-127044014.235%5Ev43%5Epc_blog_bottom_relevance_base1&utm_relevant_index=14

 

https://blog.csdn.net/dongyoubin/article/details/128261849?spm=1001.2101.3001.6650.1&utm_medium=distribute.pc_relevant.none-task-blog-2%7Edefault%7ECTRLIST%7ERate-1-128261849-blog-131873469.235%5Ev43%5Epc_blog_bottom_relevance_base1&depth_1-utm_source=distribute.pc_relevant.none-task-blog-2%7Edefault%7ECTRLIST%7ERate-1-128261849-blog-131873469.235%5Ev43%5Epc_blog_bottom_relevance_base1&utm_relevant_index=2

 

https://blog.csdn.net/qq_38158479/article/details/126519295?spm=1001.2101.3001.6650.4&utm_medium=distribute.pc_relevant.none-task-blog-2%7Edefault%7ECTRLIST%7ERate-4-126519295-blog-128261849.235%5Ev43%5Epc_blog_bottom_relevance_base1&depth_1-utm_source=distribute.pc_relevant.none-task-blog-2%7Edefault%7ECTRLIST%7ERate-4-126519295-blog-128261849.235%5Ev43%5Epc_blog_bottom_relevance_base1&utm_relevant_index=8