Since, overlapping mappings are not supported by the DMA API we should report an error if active_cacheline_insert returns -EEXIST. Suggested-by: Dan Williams <dan.j.williams@intel.com> Signed-off-by: Hamza Mahfooz <someguy@effective-light.com> Signed-off-by: Christoph Hellwig <hch@lst.de>
41 KiB
41 KiB