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| author | Sami Tolvanen <samitolvanen@google.com> | 2016-12-14 12:31:55 -0800 |
|---|---|---|
| committer | Amit Pundir <amit.pundir@linaro.org> | 2017-01-16 14:41:09 +0530 |
| commit | 2e95b11a7bdc9ca0e023c3f386b0e47536fdc704 (patch) | |
| tree | c581d267c0b9ada9ed6c1a23145430146ec19d83 /arch/arm64/Kconfig | |
| parent | ff62333836ccb12f9953d9b29c62f815d09a5a89 (diff) | |
Revert "FROMLIST: arm64: Enable CONFIG_ARM64_SW_TTBR0_PAN"
This reverts commit 67cd3bda54dadba4f8892105adf9c2f3982bfa0a.
Bug: 31432001
Change-Id: I1e5836ce0b41b2262d95c5c4c49ace3b96ae0b1f
Signed-off-by: Sami Tolvanen <samitolvanen@google.com>
Diffstat (limited to 'arch/arm64/Kconfig')
| -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 2543791ce8c2..91a2f4d4c970 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -719,14 +719,6 @@ 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_HW_AFDBM |