Andrea Arcangeli writes:
> If it happened to be buggy it didn't looked unfixable from a design standpoint
> and I think it was a very worthwhile feature, not just for memory but also to
> avoid growing the size of the avl that we would have to pay later all the time
> at each page fault.
Linus didn't find it to be such a gain, and in fact the one
place that does gain from such merging (sys_brk()) does the
merging by hand :-)
Later,
David S. Miller
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