At kernel 2.6.18-1.2798.fc6 the DMA_API was modified. The last arg become useless, but my driver under this version can not alloc memory. Every time dma_alloc_coherent will return fail. How can it work normally? ___________________________________________________ 您的生活即時通 - 溝通、娛樂、生活、工作一次搞定! http://messenger.yahoo.com.tw/ - To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html