[RFC 3/3] ARM: provide CONFIG_VMSPLIT_4G_DEV for development

afzal mohammed
2020-06-12T10:18:49Z

Select UACCESS_GUP_KMAP_MEMCPY initially.

Signed-off-by: afzal mohammed <afzal.mohd.ma@gmail.com>
---
arch/arm/Kconfig | 9 +++++++++
1 file changed, 9 insertions(+)

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index c77c93c485a08..ae2687679d7c8 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -1326,6 +1326,15 @@ config PAGE_OFFSET
default 0xB0000000 if VMSPLIT_3G_OPT
default 0xC0000000

+config VMSPLIT_4G_DEV
+ bool "Experimental changes for 4G/4G user/kernel split"
+ depends on ARM_LPAE
+ select UACCESS_GUP_KMAP_MEMCPY
+ help
+ Experimental changes during 4G/4G user/kernel split development.
+ Existing vmsplit config option is used, once development is done,
+ this would be put as a new choice & _DEV suffix removed.
+
config NR_CPUS
int "Maximum number of CPUs (2-32)"
range 2 32
--
2.26.2