diff options
author | Sami Tolvanen <samitolvanen@google.com> | 2016-12-20 05:19:43 -0800 |
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committer | Amit Pundir <amit.pundir@linaro.org> | 2017-01-16 15:40:04 +0530 |
commit | f1d0f40b209060909c7258099908c4ea5a0d6bc2 (patch) | |
tree | c9c54047c129dbe52bd7ed01161c8a732820b8b5 /arch | |
parent | 8b496701188f07a1c4821d833337e4a0998191b9 (diff) |
Revert "FROMLIST: arm64: Enable CONFIG_ARM64_SW_TTBR0_PAN"
This reverts commit b29a4f1fe55b1413c4b0b25530728cfa1956add5.
Bug: 31432001
Change-Id: Iade6246b643b3f0cd9939d28f25bebecdaeec9c7
Signed-off-by: Sami Tolvanen <samitolvanen@google.com>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/arm64/Kconfig | 8 |
1 files changed, 0 insertions, 8 deletions
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index 1f282b96be05..6a22ef746994 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -718,14 +718,6 @@ config SETEND_EMULATION If unsure, say Y endif -config ARM64_SW_TTBR0_PAN - bool "Emulate Priviledged Access Never using TTBR0_EL1 switching" - help - Enabling this option prevents the kernel from accessing - user-space memory directly by pointing TTBR0_EL1 to a reserved - zeroed area and reserved ASID. The user access routines - restore the valid TTBR0_EL1 temporarily. - menu "ARMv8.1 architectural features" config ARM64_PAN |