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SubjectRe: [Intel IOMMU 06/10] Avoid memory allocation failures in dma map api calls
On Tue, 19 Jun 2007, Keshavamurthy, Anil S wrote:


> So far in our test scenario, we were unable to create
> any memory allocation failure inside dma map api calls.

All these functions should have gfp_t flags passed to them.
Otherwise you are locked into the use of GFP_ATOMIC. If this is a
parameter then you may be able to use GFP_KERNEL in various places and you
may develop the code to have less GFP_ATOMIC allocs in the future.

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