Messages in this thread Patch in this message | | | From | Sai Prakash Ranjan <> | Subject | [PATCH] arm64: kpti: Add KRYO{3,4}XX silver CPU cores to kpti safelist | Date | Wed, 24 Jun 2020 18:04:06 +0530 |
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QCOM KRYO{3,4}XX silver/LITTLE CPU cores are based on Cortex-A55 and are meltdown safe, hence add them to kpti_safe_list[].
Signed-off-by: Sai Prakash Ranjan <saiprakash.ranjan@codeaurora.org> --- arch/arm64/kernel/cpufeature.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/arch/arm64/kernel/cpufeature.c b/arch/arm64/kernel/cpufeature.c index 4ae41670c2e6..9f63053a63a9 100644 --- a/arch/arm64/kernel/cpufeature.c +++ b/arch/arm64/kernel/cpufeature.c @@ -1290,6 +1290,8 @@ 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_3XX_SILVER), + MIDR_ALL_VERSIONS(MIDR_QCOM_KRYO_4XX_SILVER), { /* sentinel */ } }; char const *str = "kpti command line option"; base-commit: cfafde3c949cae39483639c03c5da5fd91bb234e -- QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation
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