You'll find a /proc interface to manage the process hierarchies, giving you full control over how groups are formed.
您会发现 /proc 接口用于管理进程层次结构，让您对组的形成方式有完全的控制。
P is a pointer to the proc structure of the process that makes the socket call.
p是一个指针，指向进行socket调用的进程的proc结构。
P is the pointer to the proc structure of the calling process.
p是一个指向调用进程的proc结构的指针。
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