Am Donnerstag, 15. November 2018, 16:45:30 CET schrieb Souptick Joarder: > Previouly drivers have their own way of mapping range of > kernel pages/memory into user vma and this was done by > invoking vm_insert_page() within a loop. > > As this pattern is common across different drivers, it can > be generalized by creating a new function and use it across > the drivers. > > vm_insert_range is the new API which will be used to map a > range of kernel memory/pages to user vma. > > Signed-off-by: Souptick Joarder <jrdr.linux@xxxxxxxxx> > Reviewed-by: Matthew Wilcox <willy@xxxxxxxxxxxxx> Except the missing EXPORT_SYMBOL for module builds this new API is supposed to run also within the Rockchip drm driver, so on rk3188, rk3288, rk3328 and rk3399 with graphics Tested-by: Heiko Stuebner <heiko@xxxxxxxxx>
