Messages in this thread | | | Date | Sun, 30 Jan 2000 00:58:19 +0100 | From | Jamie Lokier <> | Subject | Re: Updated 2.3.x job list (its getting shorter) |
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Jes Sorensen wrote: >>>>> vmalloc(GFP_DMA) is needed for DMA drivers >>>> Will you be able to allocate several megs for DMA? >>> Allocated as random pages - yes. Linear no. >> And it's useful how? > Lotsa modern hardware will do scatter/gather DMA, very useful indeed.
How much hardware can do _ISA_ scatter/gather DMA?
GFP_DMA is for ISA only. The allocator changes are useful for folks doing 32 bit PCI DMA, but that's not the question that was asked here.
have a nice day, -- Jamie
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