Re: SLUB regression in current Linus

[Christoph Lameter]

On Wed, 25 May 2011, Eric Dumazet wrote:

> > We always fall back to the slow path in the debug case. So the tid update
> > is useless.
>
> tid change is updated anyway at the end of deactivate_slab()

That too is useless in the debug case since we already disable
interrupts and do not need tid based synchronization.

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