Re: Subject: [RFC MM] mmap_sem scaling: Use mutex and percpu counterinstead

From: Christoph Lameter
Date: Fri Nov 06 2009 - 12:10:29 EST

On Fri, 6 Nov 2009, Andi Kleen wrote:

> Yes but all the major calls still take mmap_sem, which is not ranged.

But exactly that issue is addressed by this patch!

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