diff options
| author | Mark Rutland <mark.rutland@arm.com> | 2020-12-02 13:15:58 +0000 |
|---|---|---|
| committer | Catalin Marinas <catalin.marinas@arm.com> | 2020-12-02 19:49:11 +0000 |
| commit | 1517c4facf2e66401394998dba1ee236fd261310 (patch) | |
| tree | bb0d14d121fc351344d4143ff53f4099ee943978 /arch/arm64/kernel/cpufeature.c | |
| parent | 7cf283c7bd6260ae43a74cd213f5ec9d665a19b5 (diff) | |
arm64: uaccess: remove vestigal UAO support
Now that arm64 no longer uses UAO, remove the vestigal feature detection
code and Kconfig text.
Signed-off-by: Mark Rutland <mark.rutland@arm.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: James Morse <james.morse@arm.com>
Cc: Will Deacon <will@kernel.org>
Link: https://lore.kernel.org/r/20201202131558.39270-13-mark.rutland@arm.com
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'arch/arm64/kernel/cpufeature.c')
| -rw-r--r-- | arch/arm64/kernel/cpufeature.c | 11 |
1 files changed, 0 insertions, 11 deletions
diff --git a/arch/arm64/kernel/cpufeature.c b/arch/arm64/kernel/cpufeature.c index d09bdc60a8e3..cf09bac80adb 100644 --- a/arch/arm64/kernel/cpufeature.c +++ b/arch/arm64/kernel/cpufeature.c @@ -1764,17 +1764,6 @@ static const struct arm64_cpu_capabilities arm64_features[] = { .type = ARM64_CPUCAP_WEAK_LOCAL_CPU_FEATURE, .matches = has_no_hw_prefetch, }, -#ifdef CONFIG_ARM64_UAO - { - .desc = "User Access Override", - .capability = ARM64_HAS_UAO, - .type = ARM64_CPUCAP_SYSTEM_FEATURE, - .matches = has_cpuid_feature, - .sys_reg = SYS_ID_AA64MMFR2_EL1, - .field_pos = ID_AA64MMFR2_UAO_SHIFT, - .min_field_value = 1, - }, -#endif /* CONFIG_ARM64_UAO */ #ifdef CONFIG_ARM64_VHE { .desc = "Virtualization Host Extensions", |