On Tue, 2020-10-06 at 18:44 +0900, Hajime Tazaki wrote: > This commit introduces additional argument of previous task when > context switch happens. New SUBARCH can use the new information to > switch tasks in a subarch-specific manner. > > The patch is particularly required by nommu mode implemented as a > SUBARCH of UML. Would probably be good to already say why here? johannes