Re: [RFC PATCH] slub: RFC: Improving SLUB performance with 38% on NO-PREEMPT

On Mon, 8 Jun 2015, Jesper Dangaard Brouer wrote:

My real question is if disabling local interrupts is enough to avoid this?

Yes the initial release of slub used interrupt disable in the fast paths.

And, does local irq disabling also stop preemption?

Of course.

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