On Wed, Aug 1, 2018 at 4:26 PM, zhong jiang <zhongjiang@xxxxxxxxxx> wrote: > we prefer to dma_zalloc_coherent rather than open code dma_alloc_coherent+memset > , so just replace them. Capitalize your sentences along with proper use of function() references and comma(s). ... dma_alloc_coherent() + memset(), ... -- With Best Regards, Andy Shevchenko