Messages in this thread |  | | Date | Wed, 3 Jan 2001 22:28:07 -0800 | From | "David S. Miller" <> | Subject | Re: [RFC, PATCH] TLB flush changes for S/390 |
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From: Ulrich Weigand <weigand@immd1.informatik.uni-erlangen.de> Date: Mon, 1 Jan 2001 23:15:26 +0100 (MET)
* Is there some reason why ptep_test_and_clear_young should *not*, after all, flush the TLB?
Yes, because the accuracy of that state bit is not required to be %100 perfect. Less SMP tlb flushing traffic from vmscan runs is desirable, thus no flush.
Later, David S. Miller davem@redhat.com - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org Please read the FAQ at http://www.tux.org/lkml/
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