On Wed, 2005-12-14 at 12:52 +0100, Andi Kleen wrote: > > * mutex use is a candidate for a "spinaphore" treatment (unlike counting > > semaphores) > > I think that would be interesting experiment for page faults. > But they actually use rwsems, not normal semaphores. at least rwsems are only used as mutexes afaik... so those would just end up being mutexes.. .and could thus do this too... (I don't think anyone ever thought of doing a counting rwsem... at least I sure hope so; the page fault one sure is a mutex) - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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