On Mon, Nov 14, 2016 at 01:00:09PM -0700, Jens Axboe wrote: > Prefetches like that tend to grow stale, in my experience. So we should > probably just evaluate the new path cache behavior and see if it makes > sense. Yes. I've tested the patches with that in place, but it didn't make a difference. Probably because we're not wasting many cycles between the possible place for the prefetch and the use of it anyway. -- To unsubscribe from this list: send the line "unsubscribe linux-block" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html