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| author |   Marc Zyngier <marc.zyngier@arm.com> | 2015-01-29 11:24:05 +0000 |
|---|---|---|
| committer | Marc Zyngier <marc.zyngier@arm.com> | 2016-02-29 18:34:16 +0000 |
| commit | d88701bea3664cea99b8b7380f63a3bd0ec3ead3 (patch) | |
| tree | 2a91794924445300fd79b316494b35a35de2aeaf /arch/arm64/include | |
| parent | arm64: Allow the arch timer to use the HYP timer (diff) | |
| download | linux-dev-d88701bea3664cea99b8b7380f63a3bd0ec3ead3.tar.xz linux-dev-d88701bea3664cea99b8b7380f63a3bd0ec3ead3.zip | |
arm64: Add ARM64_HAS_VIRT_HOST_EXTN feature
Add a new ARM64_HAS_VIRT_HOST_EXTN features to indicate that the
CPU has the ARMv8.1 VHE capability.
This will be used to trigger kernel patching in KVM.
Acked-by: Christoffer Dall <christoffer.dall@linaro.org>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Diffstat (limited to 'arch/arm64/include')
| -rw-r--r-- | arch/arm64/include/asm/cpufeature.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/arm64/include/asm/cpufeature.h b/arch/arm64/include/asm/cpufeature.h index 8f271b83f910..a5c769b1c65b 100644 --- a/arch/arm64/include/asm/cpufeature.h +++ b/arch/arm64/include/asm/cpufeature.h @@ -30,8 +30,12 @@ #define ARM64_HAS_LSE_ATOMICS 5 #define ARM64_WORKAROUND_CAVIUM_23154 6 #define ARM64_WORKAROUND_834220 7 +/* #define ARM64_HAS_NO_HW_PREFETCH 8 */ +/* #define ARM64_HAS_UAO 9 */ +/* #define ARM64_ALT_PAN_NOT_UAO 10 */ +#define ARM64_HAS_VIRT_HOST_EXTN 11 -#define ARM64_NCAPS 8 +#define ARM64_NCAPS 12 #ifndef __ASSEMBLY__ |