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Groups > linux.kernel > #1239780
| From | "Suzuki K. Poulose" <suzuki.poulose@arm.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH v2 01/22] arm64: Make the CPU information more clear |
| Date | 2015-10-05 19:20 +0200 |
| Message-ID | <qghAB-5lC-5@gated-at.bofh.it> (permalink) |
| References | <qghqV-5ar-3@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
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 <suzuki.poulose@arm.com>
---
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
--
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[PATCH v2 00/22] arm64: Consolidate CPU feature handling "Suzuki K. Poulose" <suzuki.poulose@arm.com> - 2015-10-05 19:10 +0200
[PATCH v2 15/22] arm64: Move FP/ASIMD hwcap handling to common code "Suzuki K. Poulose" <suzuki.poulose@arm.com> - 2015-10-05 19:10 +0200
[PATCH v2 05/22] arm64: Move /proc/cpuinfo handling code "Suzuki K. Poulose" <suzuki.poulose@arm.com> - 2015-10-05 19:10 +0200
[PATCH v2 16/22] arm64/debug: Make use of the system wide safe value "Suzuki K. Poulose" <suzuki.poulose@arm.com> - 2015-10-05 19:10 +0200
Re: [PATCH v2 16/22] arm64/debug: Make use of the system wide safe value Catalin Marinas <catalin.marinas@arm.com> - 2015-10-08 13:20 +0200
Re: [PATCH v2 16/22] arm64/debug: Make use of the system wide safe value "Suzuki K. Poulose" <Suzuki.Poulose@arm.com> - 2015-10-08 14:00 +0200
Re: [PATCH v2 16/22] arm64/debug: Make use of the system wide safe value Catalin Marinas <catalin.marinas@arm.com> - 2015-10-08 17:10 +0200
Re: [PATCH v2 16/22] arm64/debug: Make use of the system wide safe value "Suzuki K. Poulose" <Suzuki.Poulose@arm.com> - 2015-10-08 18:00 +0200
[PATCH v2 14/22] arm64: Cleanup HWCAP handling "Suzuki K. Poulose" <suzuki.poulose@arm.com> - 2015-10-05 19:10 +0200
Re: [PATCH v2 14/22] arm64: Cleanup HWCAP handling Russell King - ARM Linux <linux@arm.linux.org.uk> - 2015-10-08 13:20 +0200
Re: [PATCH v2 14/22] arm64: Cleanup HWCAP handling Catalin Marinas <catalin.marinas@arm.com> - 2015-10-08 15:10 +0200
Re: [PATCH v2 14/22] arm64: Cleanup HWCAP handling Edward Nevill <edward.nevill@linaro.org> - 2015-10-08 17:00 +0200
Re: [PATCH v2 14/22] arm64: Cleanup HWCAP handling Catalin Marinas <catalin.marinas@arm.com> - 2015-10-08 13:20 +0200
[PATCH v2 18/22] arm64: Add helper to decode register from instruction "Suzuki K. Poulose" <suzuki.poulose@arm.com> - 2015-10-05 19:10 +0200
[PATCH v2 02/22] arm64: Delay ELF HWCAP initialisation until all CPUs are up "Suzuki K. Poulose" <suzuki.poulose@arm.com> - 2015-10-05 19:10 +0200
[PATCH v2 17/22] arm64/kvm: Make use of the system wide safe values "Suzuki K. Poulose" <suzuki.poulose@arm.com> - 2015-10-05 19:10 +0200
Re: [PATCH v2 17/22] arm64/kvm: Make use of the system wide safe values Christoffer Dall <christoffer.dall@linaro.org> - 2015-10-10 17:20 +0200
[PATCH v2 11/22] arm64: Populate cpuinfo after notify_cpu_starting "Suzuki K. Poulose" <suzuki.poulose@arm.com> - 2015-10-05 19:10 +0200
Re: [PATCH v2 11/22] arm64: Populate cpuinfo after notify_cpu_starting Catalin Marinas <catalin.marinas@arm.com> - 2015-10-08 12:20 +0200
Re: [PATCH v2 11/22] arm64: Populate cpuinfo after notify_cpu_starting "Suzuki K. Poulose" <Suzuki.Poulose@arm.com> - 2015-10-08 12:50 +0200
Re: [PATCH v2 11/22] arm64: Populate cpuinfo after notify_cpu_starting "Suzuki K. Poulose" <Suzuki.Poulose@arm.com> - 2015-10-09 17:10 +0200
[PATCH v2 01/22] arm64: Make the CPU information more clear "Suzuki K. Poulose" <suzuki.poulose@arm.com> - 2015-10-05 19:20 +0200
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