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SubjectRe: [RFC][PATCH 6/8] mm: handle_speculative_fault()
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On Tue, 2010-01-05 at 15:09 +0900, Minchan Kim wrote:

> Couldn't we synchronize rcu in that cases(munmap, exit and so on)?
> It can delay munap and exit but it would be better than handling them by more
> complicated things, I think. And both cases aren't often cases so we
> can achieve advantage than disadvantage?

Sadly there are programs that mmap()/munmap() at a staggering rate
(clamav comes to mind), so munmap() performance is important too.





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