arm64: proton-pack: Drop print when !CONFIG_MITIGATE_SPECTRE_BRANCH_HISTORY

Following the pattern established with other Spectre mitigations,
do not print a message when the CONFIG_MITIGATE_SPECTRE_BRANCH_HISTORY
Kconfig option is disabled.

Suggested-by: Will Deacon <will@kernel.org>
Signed-off-by: shechenglong <shechenglong@xfusion.com>
Signed-off-by: Will Deacon <will@kernel.org>

diff --git a/arch/arm64/kernel/proton-pack.c b/arch/arm64/kernel/proton-pack.c
index f9a32dfde0067100f85a664faf47a35ec82f454b..d833b7c1bba8fe66aea8140804d5f0629cbb232e 100644 (file)
--- a/arch/arm64/kernel/proton-pack.c
+++ b/arch/arm64/kernel/proton-pack.c
@@ -1042,8 +1042,6 @@ void spectre_bhb_enable_mitigation(const struct arm64_cpu_capabilities *entry)
 
        if (arm64_get_spectre_v2_state() == SPECTRE_VULNERABLE) {
                /* No point mitigating Spectre-BHB alone. */
-       } else if (!IS_ENABLED(CONFIG_MITIGATE_SPECTRE_BRANCH_HISTORY)) {
-               pr_info_once("spectre-bhb mitigation disabled by compile time option\n");
        } else if (cpu_mitigations_off() || __nospectre_bhb) {
                pr_info_once("spectre-bhb mitigation disabled by command line option\n");
        } else if (supports_ecbhb(SCOPE_LOCAL_CPU)) {