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    SubjectRe: alpha iommu fixes
    On Sun, May 20, 2001 at 03:49:58PM +0200, Andrea Arcangeli wrote:
    > they returned zero. You either have to drop the skb or to try again later
    > if they returns zero.

    BTW, pci_map_single is not a nice interface, it cannot return bus
    address 0, so once we start the fixage it is probably better to change
    the interface as well to get either the error or the bus address via a
    pointer passed to the function.

    Andrea
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