Commit 38328d40 authored Nov 05, 2020 by Konrad Dybcio Committed by Will Deacon Nov 13, 2020

arm64: proton-pack: Add KRYO2XX silver CPUs to spectre-v2 safe-list



KRYO2XX silver (LITTLE) CPUs are based on Cortex-A53
and they are not affected by spectre-v2.

Signed-off-by: Konrad Dybcio <konrad.dybcio@somainline.org>
Link: https://lore.kernel.org/r/20201104232218.198800-4-konrad.dybcio@somainline.org


Signed-off-by: Will Deacon <will@kernel.org>

parent e3dd11a9

arch/arm64/kernel/proton-pack.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -118,6 +118,7 @@ static enum mitigation_state spectre_v2_get_cpu_hw_mitigation_state(void)
		MIDR_ALL_VERSIONS(MIDR_CORTEX_A55),
		MIDR_ALL_VERSIONS(MIDR_BRAHMA_B53),
		MIDR_ALL_VERSIONS(MIDR_HISI_TSV110),
		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 */ }

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