On Thu, Aug 15, 2019 at 12:41:51PM +0800, Gao Xiang wrote: > +static bool use_vmap; > +module_param(use_vmap, bool, 0444); > +MODULE_PARM_DESC(use_vmap, "Use vmap() instead of vm_map_ram() (default 0)"); And how would anyone know which to pick? _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel