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 <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Will Deacon <will@kernel.org>

diff --git a/arch/arm64/kernel/cpu_errata.c b/arch/arm64/kernel/cpu_errata.c
index 59d723c9ab8f5a14b0cfda6faee574b6d7c2cac2..7ff6b49beaaffc3599b2bb59cacca6efd46b923e 100644 (file)
--- 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 edf1783ffc81747741b8979959afe58c101bb937..f9a32dfde0067100f85a664faf47a35ec82f454b 100644 (file)
--- 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[] = {