Re: [PATCH v6 08/11] ARM: sun9i: smp: Add is_sun8i field

Maxime Ripard
2018-04-17T11:19:02Z

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On Tue, Apr 17, 2018 at 03:57:07PM +0800, Chen-Yu Tsai wrote:
> >> @@ -697,6 +700,8 @@ static int __init sunxi_mc_smp_init(void)
> >> break;
> >> }
> >>
> >> + is_sun8i = sunxi_mc_smp_data[i].is_sun8i;
> >> +
> >
> > Do we really need to cache it? Can't we just have a pointer to the SMP
> > data structure and use that instead?
>
> I recommended that. We don't need any of the other fields in the SMP
> data structure once we're past the init phase. This saves a dereference
> or two.

Fair enough.

Maxime

--
Maxime Ripard, Bootlin (formerly Free Electrons)
Embedded Linux and Kernel engineering
https://bootlin.com

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