Messages in this thread |  | | | Date | Wed, 15 Aug 2007 14:59:20 +0200 | | From | Andi Kleen <> | | Subject | Re: [PATCH 3/4] Embed zone_id information within the zonelist->zones pointer |
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On Wed, Aug 15, 2007 at 12:37:49PM +0100, Ralf Baechle wrote: > On Tue, Aug 14, 2007 at 02:14:41AM +0200, Andi Kleen wrote: > > > meth is only used on SGI O2s which are not that slow and unlikely > > to work in tree anyways. > > O2 doesn't enable CONFIG_ZONE_DMA so there is no point in using GFP_DMA in > an O2-specific device driver. Will send out patch in separate mail.
Great.
BTW I suspect this is true for some other GFP_DMA usages too. Some driver writers seem to confuse it with the PCI DMA APIs or believe it is always needed for them.
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