From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754337AbbGXJoq (ORCPT ); Fri, 24 Jul 2015 05:44:46 -0400 Received: from eu-smtp-delivery-143.mimecast.com ([207.82.80.143]:8916 "EHLO eu-smtp-delivery-143.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753765AbbGXJok (ORCPT ); Fri, 24 Jul 2015 05:44:40 -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, "Suzuki K. Poulose" Subject: [RFC PATCH 02/10] arm64: Make the CPU information more clear Date: Fri, 24 Jul 2015 10:43:48 +0100 Message-Id: <1437731037-25795-3-git-send-email-suzuki.poulose@arm.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1437731037-25795-1-git-send-email-suzuki.poulose@arm.com> References: <1437731037-25795-1-git-send-email-suzuki.poulose@arm.com> X-OriginalArrivalTime: 24 Jul 2015 09:44:37.0308 (UTC) FILETIME=[5AB2EFC0:01D0C5F5] X-MC-Unique: hNiPx-P6QiOEL06hw1XAdA-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 t6O9ip36027088 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 f3067d4..a30cf1d 100644 --- a/arch/arm64/kernel/setup.c +++ b/arch/arm64/kernel/setup.c @@ -229,8 +229,7 @@ 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 50fb469..a121c67 100644 --- a/arch/arm64/kernel/smp.c +++ b/arch/arm64/kernel/smp.c @@ -144,7 +144,8 @@ 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