Re: [PATCH] FUTEX : new PRIVATE futexes

Peter Zijlstra
2007-04-06T12:32:03Z

On Thu, 2007-04-05 at 19:49 +0200, Eric Dumazet wrote:
> Hi all
>
> I'm pleased to present this patch which improves linux futexes performance and
> scalability, merely avoiding taking mmap_sem rwlock.
>
> Ulrich agreed with the API and said glibc work could start as soon
> as he gets a Fedora kernel with it :)
>
> Andrew, could we get this in mm as well ? This version is against 2.6.21-rc5-mm4
> (so supports 64bit futexes)
>
> In this third version I dropped the NUMA optims and process private hash table,
> to let new API come in and be tested.

Good work, Thanks!

Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl>