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SubjectRe: [PATCH] mmu notifiers #v8
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On Mon, 2008-03-03 at 13:15 -0600, Jack Steiner wrote:

> I haven't thought about locking requirements for the radix tree. Most accesses
> would be read-only & updates infrequent. Any chance of an RCU-based radix
> implementation? Otherwise, don't we add the potential for hot locks/cachelines
> for threaded applications ???

The current radix tree implementation in the kernel is RCU capable. We
just don't have many RCU users yet.



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