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SubjectRe: [PATCH 5/6] mm: stop ptlock enlarging struct page
On Tue, 10 Nov 2009, Peter Zijlstra wrote:
>
> fwiw, in -rt we carry this, because there spinlock_t is huge even
> without lockdep.

Thanks, I may want to consider that; but I'm not keen on darting
off to another cacheline even for the non-debug spinlock case.

Hugh


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