Although mempool is not a general purpose memory management mechanism, it is suited to compiler quite well.
存储池不是一种通用的存储管理方法,但是它特别适合于编译器。
参考来源 - 存储池:一种适合于编译器的存储管理方法 in C·2,447,543篇论文数据，部分数据来源于NoteExpress
Mempool_alloc is for allocating objects; if the mempool allocator fails to provide memory, then the pre-allocation pool will be used.
mempool_alloc用来分配对象；如果内存池分配器无法提供内存，那么就可以用预分配的池。
In addition to introducing the mempool feature for memory allocation, the 2.5 kernel also introduced three new GFP flags for normal memory allocations. They are.
除了为内存分配引入了内存池之外，2.5内核还引入了三个用于常规内存分配的新的GF P标记，它们是。
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