Ming, > 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. Reviewed-by: Martin K. Petersen <martin.petersen@xxxxxxxxxx> -- Martin K. Petersen Oracle Linux Engineering -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel