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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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