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    SubjectRe: [PATCH 2/3] dma-buf: add support for kernel cpu access
    On Fri, Mar 2, 2012 at 23:24, Rob Clark <> wrote:
    > Perhaps we should check somewhere for required dmabuf ops fxns (like
    > kmap_atomic here), rather than just calling unconditionally what might
    > be a null ptr.  At least put it in the WARN_ON(), but it might be
    > nicer to catch a missing required fxns at export time, rather than
    > waiting for an importer to try and call it.  Less likely that way, for
    > newly added required functions go unnoticed.
    > (same comment applies below for the non-atomic variant.. and possibly
    > some other existing dmabuf ops)

    Agreed, I'll rework the patch to do that when rebasing onto Sumit's latest tree.
    Daniel Vetter - +41 (0) 79 365 57 48 -
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