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SubjectRe: lockdep complaints in slab allocator
On Tue, Nov 24, 2009 at 10:12:30PM +0100, Peter Zijlstra wrote:
> On Tue, 2009-11-24 at 13:03 -0800, David Rientjes wrote:
> > On Tue, 24 Nov 2009, Peter Zijlstra wrote:
> >
> > > Merge SLQB and rm mm/sl[ua]b.c include/linux/sl[ua]b.h for .33-rc1
> > >
> >
> > slqb still has a 5-10% performance regression compared to slab for
> > benchmarks such as netperf TCP_RR on machines with high cpu counts,
> > forcing that type of regression isn't acceptable.
>
> Having _4_ slab allocators is equally unacceptable.

I completely agree. We need at least ten. ;-)

Thanx, Paul


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