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您好，我对Max的源码有一些理解上的问题 #3

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champagne9 opened this issue Apr 16, 2022 · 0 comments
Open

您好，我对Max的源码有一些理解上的问题 #3

champagne9 opened this issue Apr 16, 2022 · 0 comments

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@champagne9
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在在rps.c的rps_up_read()函数中，若go_highway(rps, -1)返回值为false(即写者数不为0),就对lowway_cnt自减并判定，若为0则唤醒所有写者，请问为什么要对lowway_cnt进行自减呢？
另外，lowway_cnt仅指的是休眠中的进程，还是休眠进程与迁移进程的总数？
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@champagne9