On Thu, Jun 13, 2019 at 03:13:28PM +0800, Ming Lei wrote: > The current way isn't safe for chained sgl, so use sg helper to > operate sgl. I can not make any sense out of this changelog. What "isn't safe"? What is a "sgl"? Can this be applied "out of order"? confused, greg k-h _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel