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* Steven Rostedt <rostedt@goodmis.org> wrote: > Here's a patch to move the pi_lock out of the "fast path". Thus, only > threads that need to do PI will need to take it. ok, looks good, applied it. I've renamed p->rt_lock to p->pi_lock. The patch gave a 10% wall-clock improvement in hackbench numbers on an 8-way box. (This box has pretty high cachemiss costs, so the positive effects of such patches show up nicely.) Ingo - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org 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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