black magic

Kai Schulte (sp0005@aixrs1.hrz.uni-essen.de)
Mon, 6 Apr 1998 14:45:15 +0200 (MESZ)


On 6 Apr 1998, Linus Torvalds wrote:

> I always like to point people to the implementation of the buddy
> system memory allocator in mm/page_alloc.c that uses this (together with
> the atomic testing of the old value - when you understand what that code
> does, you understand the kernel).

from mm/page_alloc.c:

/*
* Buddy system. Hairy. You really aren't expected to understand this
*
...

--> You aren't expected to understand the kernel ;)

Kai

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