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| author | Vineet Gupta <vgupta@kernel.org> | 2020-01-13 15:24:34 -0800 |
|---|---|---|
| committer | Vineet Gupta <vgupta@kernel.org> | 2023-08-17 12:40:26 -0700 |
| commit | f798f91e7f5f000285ab11696d3f4af6aa20b869 (patch) | |
| tree | 40ccddebdb1dc6cd7fffe27133858007992e76d8 /arch/arc | |
| parent | 80bfe134f0306a1ef1f6c4e884ec17b74471d4a4 (diff) | |
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: Vineet Gupta <vgupta@kernel.org>
Diffstat (limited to 'arch/arc')
| -rw-r--r-- | arch/arc/Kconfig | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arc/Kconfig b/arch/arc/Kconfig index 96cf8720bb93..47b4acc7d0c9 100644 --- a/arch/arc/Kconfig +++ b/arch/arc/Kconfig @@ -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 |