Re: [PATCH v5 01/18] ARM64: Move the init of cpu_logical_map(0) before unflatten_device_tree()

[Hanjun Guo]

Hi Catalin,

On 2014å10æ17æ 21:36, Hanjun Guo wrote:
> It always make sense to initialize CPU0's logical map entry from the
> hardware values, so move the initialization of cpu_logical_map(0)
> before unflatten_device_tree() which is needed by ACPI code later.
>
> Acked-by: Olof Johansson <olof@xxxxxxxxx>
> Acked-by: Mark Rutland <mark.rutland@xxxxxxx>
> Signed-off-by: Hanjun Guo <hanjun.guo@xxxxxxxxxx>

Could you merge this patch first in 3.19? It was acked by Olof and
Mark, and it will make sense without ACPI too.

Thanks
Hanjun

> ---
>   arch/arm64/kernel/setup.c |    2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm64/kernel/setup.c b/arch/arm64/kernel/setup.c
> index edb146d..8f33f72 100644
> --- a/arch/arm64/kernel/setup.c
> +++ b/arch/arm64/kernel/setup.c
> @@ -393,11 +393,11 @@ void __init setup_arch(char **cmdline_p)
>
>   	efi_idmap_init();
>
> +	cpu_logical_map(0) = read_cpuid_mpidr() & MPIDR_HWID_BITMASK;
>   	unflatten_device_tree();
>
>   	psci_init();
>
> -	cpu_logical_map(0) = read_cpuid_mpidr() & MPIDR_HWID_BITMASK;
>   	cpu_read_bootcpu_ops();
>   #ifdef CONFIG_SMP
>   	smp_init_cpus();
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