From 3ba8d4aa42bd5dc6e2493ce4a73bb41c9cfd77ca Mon Sep 17 00:00:00 2001 From: Kuninori Morimoto Date: Thu, 18 Sep 2025 06:27:12 +0000 Subject: [PATCH] arm64: errata: Expand speculative SSBS workaround for Cortex-A720AE It is same as Cortex-A720. Link: https://lore.kernel.org/all/aMlFwbDjJ6yKuxTv@J2N7QTR9R3.cambridge.arm.com/ Signed-off-by: Kuninori Morimoto Signed-off-by: Will Deacon --- arch/arm64/kernel/cpu_errata.c | 1 + arch/arm64/kernel/proton-pack.c | 1 + 2 files changed, 2 insertions(+) diff --git a/arch/arm64/kernel/cpu_errata.c b/arch/arm64/kernel/cpu_errata.c index 59d723c9ab8f5..7ff6b49beaaff 100644 --- a/arch/arm64/kernel/cpu_errata.c +++ b/arch/arm64/kernel/cpu_errata.c @@ -531,6 +531,7 @@ static const struct midr_range erratum_spec_ssbs_list[] = { MIDR_ALL_VERSIONS(MIDR_CORTEX_A710), MIDR_ALL_VERSIONS(MIDR_CORTEX_A715), MIDR_ALL_VERSIONS(MIDR_CORTEX_A720), + MIDR_ALL_VERSIONS(MIDR_CORTEX_A720AE), MIDR_ALL_VERSIONS(MIDR_CORTEX_A725), MIDR_ALL_VERSIONS(MIDR_CORTEX_X1), MIDR_ALL_VERSIONS(MIDR_CORTEX_X1C), diff --git a/arch/arm64/kernel/proton-pack.c b/arch/arm64/kernel/proton-pack.c index edf1783ffc817..f9a32dfde0067 100644 --- a/arch/arm64/kernel/proton-pack.c +++ b/arch/arm64/kernel/proton-pack.c @@ -884,6 +884,7 @@ static u8 spectre_bhb_loop_affected(void) static const struct midr_range spectre_bhb_k38_list[] = { MIDR_ALL_VERSIONS(MIDR_CORTEX_A715), MIDR_ALL_VERSIONS(MIDR_CORTEX_A720), + MIDR_ALL_VERSIONS(MIDR_CORTEX_A720AE), {}, }; static const struct midr_range spectre_bhb_k32_list[] = { -- 2.47.3