Messages in this thread | | | Date | Sat, 27 Sep 2008 18:17:12 +0200 | From | Ingo Molnar <> | Subject | Re: [PATCH 0/4] futex: get_user_pages_fast() for shared futexes |
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* Peter Zijlstra <a.p.zijlstra@chello.nl> wrote:
> Since get_user_pages_fast() made it in, I thought to give this another > try. Lightly tested by disabling the private futexes and running some > java proglets.
hm, very interesting. Since this is an important futex usecase i started testing it in tip/core/futexes:
cd33272: futex: cleanup fshared a135356: futex: use fast_gup() 39ce77b: futex: reduce mmap_sem usage 0d7a336: futex: rely on get_user_pages() for shared futexes
Nick, it would be nice to get an Acked-by/Reviewed-by from you, before we think about whether it should go upstream.
Ingo
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