Messages in this thread | | | From | Andi Kleen <> | Subject | Re: [RFC] [PATCH] cache pollution aware __copy_from_user_ll() | Date | Fri, 2 Sep 2005 04:17:10 +0200 |
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On Friday 02 September 2005 04:08, Andrew Morton wrote:
> I suppose I'll queue it up in -mm for a while, although I'm a bit dubious > about the whole idea... We'll gain some and we'll lose some - how do we > know it's a net gain?
I suspect it'll gain more than it loses. The only case where it might not gain is immediately someone reading the data from the page cache again after the write. But I suppose that's far less frequent than writing the data.
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