[PATCH v4 3/4] arm/syscalls: Specific usage of verify_pre_usermode_state

Implement specific usage of verify_pre_usermode_state for user-mode returns for arm. --- Based on next-20170322 --- arch/arm/Kconfig | 1 + arch/arm/include/asm/domain.h | 3 +++ arch/arm/kernel/entry-common.S | 32 +++- 3 files changed, 35

[PATCH v4 3/4] arm/syscalls: Specific usage of verify_pre_usermode_state

Implement specific usage of verify_pre_usermode_state for user-mode returns for arm. --- Based on next-20170322 --- arch/arm/Kconfig | 1 + arch/arm/include/asm/domain.h | 3 +++ arch/arm/kernel/entry-common.S | 32 +++- 3 files changed, 35