Re: [PATCH V3: Add Smp support for Allwinner A20. 1/3] Add smpsupport for Allwinner A20(sunxi 7i).

[Maxime Ripard]

Hi Fan,

On Wed, Sep 25, 2013 at 12:22:44AM +0800, cinifr wrote:
> > You still haven't said why you don't want to use smp_init_cpus there.
> I find that of_funcation liking of_find_matching_node and of_iomap can
> not run well in smp_init_cpus. It cause kernel crash. So I have to use
> early_initcall.

Ah, right.

Then, can't we use smp_prepare_cpus for this? it looks to be late enough
so that we can use ioremap there.

I don't want it to be an initcall. The code will be different on the
A31, and we don't want it to be run on all the other machines whenever
we boot a multiplatform kernel anyway.

Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com

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