Messages in this thread | | | Subject | Re: Problem allocating DMA memory | Date | Mon, 6 Sep 1999 16:20:45 +0100 (BST) | From | Alan Cox <> |
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> > 2.2.11/2.2.12 have a zoned allocator which seems to help massively > > Nice and simple, I like it (and have overlooked it until now :(). > > I think we should implement something at least this good in 2.3, > maybe even with cache colouring...
Its simple, elegant but does need optimising. If you have little ram left but DMA ram your page allocation rate is noticably slower. On a 20Mb box thats not ideal.
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