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From: maxime.ripard@bootlin.com (Maxime Ripard)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v6 08/11] ARM: sun9i: smp: Add is_sun8i field
Date: Tue, 17 Apr 2018 13:19:02 +0200	[thread overview]
Message-ID: <20180417111902.4u6d3mxehxjqibe4@flea> (raw)
In-Reply-To: <CAGb2v643iepq4B9ukNag8pzAFWiQ6A31ChfXLkxeExhK4jRm=Q@mail.gmail.com>

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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  reply	other threads:[~2018-04-17 11:19 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-04-16 21:50 [PATCH v6 00/11] Sunxi: Add SMP support on A83T Mylène Josserand
2018-04-16 21:50 ` [PATCH v6 01/11] ARM: sunxi: smp: Move assembly code into a file Mylène Josserand
2018-04-17  3:12   ` Chen-Yu Tsai
2018-04-17 11:17     ` Maxime Ripard
2018-04-17 11:25       ` Chen-Yu Tsai
2018-04-18  8:45         ` Maxime Ripard
2018-04-18 10:05           ` Chen-Yu Tsai
2018-04-19  6:53             ` Mylène Josserand
2018-04-17  6:36   ` kbuild test robot
2018-04-17 10:46   ` kbuild test robot
2018-04-16 21:50 ` [PATCH v6 02/11] ARM: dts: sun8i: Add CPUCFG device node for A83T dtsi Mylène Josserand
2018-04-16 21:50 ` [PATCH v6 03/11] ARM: dts: sun8i: Add R_CPUCFG device node for the " Mylène Josserand
2018-04-17  3:13   ` Chen-Yu Tsai
2018-04-16 21:50 ` [PATCH v6 04/11] ARM: dts: sun8i: a83t: Add CCI-400 node Mylène Josserand
2018-04-16 21:50 ` [PATCH v6 05/11] ARM: smp: Add initialization of CNTVOFF Mylène Josserand
2018-04-18  9:30   ` Geert Uytterhoeven
2018-04-18 10:01     ` Mylène Josserand
2018-04-16 21:50 ` [PATCH v6 06/11] ARM: sunxi: " Mylène Josserand
2018-04-16 21:50 ` [PATCH v6 07/11] ARM: sun9i: smp: Rename clusters's power-off Mylène Josserand
2018-04-17  8:21   ` Sergei Shtylyov
2018-04-18  5:51     ` Mylène Josserand
2018-04-16 21:50 ` [PATCH v6 08/11] ARM: sun9i: smp: Add is_sun8i field Mylène Josserand
2018-04-17  7:52   ` Maxime Ripard
2018-04-17  7:57     ` Chen-Yu Tsai
2018-04-17 11:19       ` Maxime Ripard [this message]
2018-04-16 21:50 ` [PATCH v6 09/11] ARM: sun8i: smp: Add support for A83T Mylène Josserand
2018-04-17 11:20   ` Maxime Ripard
2018-04-18  5:46     ` Mylène Josserand
2018-04-16 21:50 ` [PATCH v6 10/11] ARM: dts: sun8i: Add enable-method for SMP support for the A83T SoC Mylène Josserand
2018-04-16 21:50 ` [PATCH v6 11/11] ARM: shmobile: Convert file to use cntvoff Mylène Josserand
2018-04-18  9:36   ` Geert Uytterhoeven
2018-04-18 10:03     ` Mylène Josserand
2018-04-18 13:48       ` Simon Horman
2018-04-19  6:40         ` Mylène Josserand
2018-04-17  2:15 ` [PATCH v6 00/11] Sunxi: Add SMP support on A83T Ondřej Jirman
2018-04-18  5:50   ` Mylène Josserand

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