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| author | Konrad Dybcio <konrad.dybcio@somainline.org> | 2020-11-05 02:22:11 +0300 |
|---|---|---|
| committer | Will Deacon <will@kernel.org> | 2020-11-13 12:47:08 +0300 |
| commit | e3dd11a9f2521cecbcf30c2fd17ecc5a445dfb94 (patch) | |
| tree | 76a068149b3237115a3bc189d0599ceb3501a954 /arch/arm64 | |
| parent | 77473cffef21611b4423f613fe32836afb26405e (diff) | |
| download | linux-e3dd11a9f2521cecbcf30c2fd17ecc5a445dfb94.tar.xz | |
arm64: kpti: Add KRYO2XX gold/silver CPU cores to kpti safelist
QCOM KRYO2XX gold (big) silver (LITTLE) CPU cores are based on
Cortex-A73 and Cortex-A53 respectively and are meltdown safe,
hence add them to kpti_safe_list[].
Signed-off-by: Konrad Dybcio <konrad.dybcio@somainline.org>
Link: https://lore.kernel.org/r/20201104232218.198800-3-konrad.dybcio@somainline.org
Signed-off-by: Will Deacon <will@kernel.org>
Diffstat (limited to 'arch/arm64')
| -rw-r--r-- | arch/arm64/kernel/cpufeature.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm64/kernel/cpufeature.c b/arch/arm64/kernel/cpufeature.c index dcc165b3fc04..6f36c4f62f69 100644 --- a/arch/arm64/kernel/cpufeature.c +++ b/arch/arm64/kernel/cpufeature.c @@ -1337,6 +1337,8 @@ static bool unmap_kernel_at_el0(const struct arm64_cpu_capabilities *entry, MIDR_ALL_VERSIONS(MIDR_CORTEX_A73), MIDR_ALL_VERSIONS(MIDR_HISI_TSV110), MIDR_ALL_VERSIONS(MIDR_NVIDIA_CARMEL), + MIDR_ALL_VERSIONS(MIDR_QCOM_KRYO_2XX_GOLD), + MIDR_ALL_VERSIONS(MIDR_QCOM_KRYO_2XX_SILVER), MIDR_ALL_VERSIONS(MIDR_QCOM_KRYO_3XX_SILVER), MIDR_ALL_VERSIONS(MIDR_QCOM_KRYO_4XX_SILVER), { /* sentinel */ } |