Re: [RFC][PATCH] Check write to slab memory which freed alreadyusing mudflap

From: David Rientjes
Date: Fri Jul 10 2009 - 05:47:54 EST


On Fri, 10 Jul 2009, Pekka Enberg wrote:

> I'm not sure it's such a hard decision. SLAB is on it's way out because
> SLUB and SLQB code are much cleaner and the debugging support is better.

I don't think that is good enough reason. CONFIG_SLAB is by far the
optimal choice for netperf TCP_RR on >= 16 cpus and pushing it out of the
tree, even though it is no longer the default option, isn't an option for
those of us who live by performance even if it comes at the cost of a
dirtier implementation (enhanced debugging support doesn't even register
on my radar since it's useless in a production environment).
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