> But you will need to address this should you ever want to > experiment with batched TLB flushing. And I highly encourage > anyone with TLBs lacking true range flushing in hardware to > do so :-) It is such an incredible improvement.
IDTE would be the instruction of choise on s390 for tlb range flushing. I wanted to do some tlb work anyway to get rid of the repeated flushes after process exit. There is no need to flush every 500 odd pages, once is enough. blue skies, Martin Martin Schwidefsky Linux for zSeries Development & Services IBM Deutschland Entwicklung GmbH
