From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754184AbbIPOXM (ORCPT ); Wed, 16 Sep 2015 10:23:12 -0400 Received: from eu-smtp-delivery-143.mimecast.com ([146.101.78.143]:44589 "EHLO eu-smtp-delivery-143.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752791AbbIPOXG (ORCPT ); Wed, 16 Sep 2015 10:23:06 -0400 From: "Suzuki K. Poulose" To: linux-arm-kernel@lists.infradead.org Cc: Catalin.Marinas@arm.com, Will.Deacon@arm.com, Mark.Rutland@arm.com, edward.nevill@linaro.org, aph@redhat.com, linux-kernel@vger.kernel.org, andre.przywara@arm.com, ard.biesheuvel@linaro.org, dave.martin@arm.com, marc.zyngier@arm.com, "Suzuki K. Poulose" Subject: [PATCH 01/22] arm64: Make the CPU information more clear Date: Wed, 16 Sep 2015 15:20:59 +0100 Message-Id: <1442413280-31885-2-git-send-email-suzuki.poulose@arm.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1442413280-31885-1-git-send-email-suzuki.poulose@arm.com> References: <1442413280-31885-1-git-send-email-suzuki.poulose@arm.com> X-OriginalArrivalTime: 16 Sep 2015 14:23:03.0475 (UTC) FILETIME=[32A83830:01D0F08B] X-MC-Unique: PGFy3FotT0uY-ZUifpBA0g-1 Content-Type: text/plain; charset=WINDOWS-1252 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from quoted-printable to 8bit by mail.home.local id t8GENIbF002518 From: "Suzuki K. Poulose" At early boot, we print the CPU version/revision. On a heterogeneous system, we could have different types of CPUs. Print the CPU info for all active cpus. Also, remove the redundant 'revision' information which doesn't make any sense without the 'variant' field. Signed-off-by: Suzuki K. Poulose --- arch/arm64/kernel/setup.c | 3 +-- arch/arm64/kernel/smp.c | 3 ++- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/arch/arm64/kernel/setup.c b/arch/arm64/kernel/setup.c index 6bab21f..60fc9a9 100644 --- a/arch/arm64/kernel/setup.c +++ b/arch/arm64/kernel/setup.c @@ -202,8 +202,7 @@ static void __init setup_processor(void) u32 cwg; int cls; - printk("CPU: AArch64 Processor [%08x] revision %d\n", - read_cpuid_id(), read_cpuid_id() & 15); + pr_info("Boot CPU: AArch64 Processor [%08x]\n", read_cpuid_id()); sprintf(init_utsname()->machine, ELF_PLATFORM); elf_hwcap = 0; diff --git a/arch/arm64/kernel/smp.c b/arch/arm64/kernel/smp.c index dbdaacd..641f529 100644 --- a/arch/arm64/kernel/smp.c +++ b/arch/arm64/kernel/smp.c @@ -145,7 +145,8 @@ asmlinkage void secondary_start_kernel(void) cpumask_set_cpu(cpu, mm_cpumask(mm)); set_my_cpu_offset(per_cpu_offset(smp_processor_id())); - printk("CPU%u: Booted secondary processor\n", cpu); + pr_info("CPU%u: Booted secondary processor [%08x]\n", + cpu, read_cpuid_id()); /* * TTBR0 is only used for the identity mapping at this stage. Make it -- 1.7.9.5