Messages in this thread | | | Date | Wed, 04 Aug 2010 09:55:16 +0200 | From | Pawel Osciak <> | Subject | RE: [PATCH 1/3 v2] media: Add a cached version of the contiguous video buffers |
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Hi Richard,
>Richard Röjfors wrote: >This patch adds another init functions in the videobuf-dma-contig >which is named _cached in the end. It creates a buffer factory >which allocates buffers using kmalloc and the buffers are cached. >
Before I review this in more detail, could you elaborate more on this? How large are your buffers, can kmalloc really allocate them for you? I am not convinced how this is supposed to work reliably, especially in a long-running systems.
Best regards -- Pawel Osciak Linux Platform Group Samsung Poland R&D Center
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