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SubjectRe: [PATCH] Radix-tree pagecache for 2.5
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   From: Ingo Molnar <mingo@elte.hu>
Date: Fri, 1 Feb 2002 11:29:53 +0100 (CET)

using read-write locks does not solve the scalability problem: the problem
is the bouncing of the spinlock cacheline from CPU to CPU.

I so much wish more people understood this :(
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