[PATCH] arm64: kpti: Add KRYO{3, 4}XX silver CPU cores to kpti safelist

Sai Prakash Ranjan saiprakash.ranjan at codeaurora.org
Wed Jun 24 08:34:06 EDT 2020

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 at 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,
 		{ /* sentinel */ }
 	char const *str = "kpti command line option";

base-commit: cfafde3c949cae39483639c03c5da5fd91bb234e
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