[PATCH v4 2/5] arm64: errata: Expand speculative SSBS workaround for Cortex-A725AE
From: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Date: 2025-09-17 05:30:57
Also in:
linux-devicetree, linux-perf-users, linux-renesas-soc
Subsystem:
arm64 port (aarch64 architecture), the rest · Maintainers:
Catalin Marinas, Will Deacon, Linus Torvalds
It is same as Cortex-A725. Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> --- 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[] = {
--
2.43.0