On Fri, Apr 24, 2020 at 06:23:42PM +0800, Ming Lei wrote: > Add one new helper of blk_rq_copy_request() to copy request, and the helper > will be used in this patch for re-submitting request, so make it as a block > layer internal helper. Looks good, Reviewed-by: Christoph Hellwig <hch at lst.de>