On Mon, Jun 29, 2026 at 01:23:32PM +0100, Lorenzo Stoakes wrote: > Add helpers for adding or subtracting to a VMA's page offset, exposed > internally for VMA users within mm in mm/vma.h. > > This is to lay the foundations for tracking anonymous page offset for > MAP_PRIVATE file-backed mappings, where adding and subtracting from this > value must be reflected in both the file and anonymous offsets. > > These are used on VMA split and downward stack expansion. > > No functional change intended. > > Signed-off-by: Lorenzo Stoakes <[email protected]>
Reviewed-by: Gregory Price <[email protected]>
