Commit f798f91e authored by Vineet Gupta's avatar Vineet Gupta
Browse files

ARC: uaccess: use optimized generic __strnlen_user/__strncpy_from_user 



The existing ARC variants have 2 issues
 - Use ZOL which may not be present in forthcoming architecture
 - Byte loop based vs. generic version which is word loop based

Signed-off-by: default avatarVineet Gupta <vgupta@kernel.org>
parent 80bfe134

arch/arc/Kconfig

+2 −0
Original line number Diff line number Diff line
@@ -26,6 +26,8 @@ config ARC 
	select GENERIC_PENDING_IRQ if SMP

	select GENERIC_SCHED_CLOCK

	select GENERIC_SMP_IDLE_THREAD

	select GENERIC_STRNCPY_FROM_USER if MMU

	select GENERIC_STRNLEN_USER if MMU

	select HAVE_ARCH_KGDB

	select HAVE_ARCH_TRACEHOOK

	select HAVE_ARCH_TRANSPARENT_HUGEPAGE if ARC_MMU_V4