Re: frequent slab corruption (since a long time)

From: Andi Kleen
Date: Wed Aug 02 2006 - 00:35:20 EST


On Wednesday 02 August 2006 06:22, Dave Jones wrote:

> Problem with that approach is that DEBUG_PAGEALLOC makes things
> so damned slow that it's pretty much unusable, and this bug
> doesn't seem to want to repeat itself to order, so I doubt
> many people would put up with the slowdown long enough to chase it down.

Really? It shouldn't be that much slower in theory. Do you
have numbers?

If it's a big problem it could probably be made faster by batching
the TLB flushes more.

-Andi
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