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From:   Geert Uytterhoeven <geert@linux-m68k.org>
Date:   Mon, 14 May 2018 23:29:53 +0200
Message-ID: <CAMuHMdUnG0YLg=HXMrUVJ34sZEDuuZRYxnrPPC45-KpAkO3bcw@mail.gmail.com>
Subject: Re: [PATCH 09/12] platform/early: add an init section for early
 driver data
To:     Bartosz Golaszewski <brgl@bgdev.pl>
Cc:     Sekhar Nori <nsekhar@ti.com>, Kevin Hilman <khilman@kernel.org>,
        David Lechner <david@lechnology.com>,
        Michael Turquette <mturquette@baylibre.com>,
        Stephen Boyd <sboyd@kernel.org>, Arnd Bergmann <arnd@arndb.de>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Mark Rutland <mark.rutland@arm.com>,
        Yoshinori Sato <ysato@users.sourceforge.jp>,
        Rich Felker <dalias@libc.org>,
        Andy Shevchenko <andy.shevchenko@gmail.com>,
        Marc Zyngier <marc.zyngier@arm.com>,
        "Rafael J . Wysocki" <rafael.j.wysocki@intel.com>,
        Peter Rosin <peda@axentia.se>, Jiri Slaby <jslaby@suse.com>,
        Thomas Gleixner <tglx@linutronix.de>,
        Daniel Lezcano <daniel.lezcano@linaro.org>,
        Magnus Damm <magnus.damm@gmail.com>,
        Johan Hovold <johan@kernel.org>,
        Rob Herring <robh+dt@kernel.org>,
        Frank Rowand <frowand.list@gmail.com>,
        Linux ARM <linux-arm-kernel@lists.infradead.org>,
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        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@vger.kernel.org>,
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        Bartosz Golaszewski <bgolaszewski@baylibre.com>
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Hi Bartosz,

On Fri, May 11, 2018 at 6:20 PM, Bartosz Golaszewski <brgl@bgdev.pl> wrote:
> From: Bartosz Golaszewski <bgolaszewski@baylibre.com>
>
> Provide a separate section in which pointers to early platform driver
> structs will be stored.
>
> Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>

Thanks for your patch!

> --- a/include/asm-generic/vmlinux.lds.h
> +++ b/include/asm-generic/vmlinux.lds.h
> @@ -214,6 +214,16 @@
>  #define CPU_METHOD_OF_TABLES() OF_TABLE(CONFIG_SMP, cpu_method)
>  #define CPUIDLE_METHOD_OF_TABLES() OF_TABLE(CONFIG_CPU_IDLE, cpuidle_method)
>
> +#ifdef CONFIG_EARLY_PLATFORM
> +#define EARLY_PLATFORM_DRIVERS_TABLE()                                 \
> +       . = ALIGN(8);                                                   \

Should this use STRUCT_ALIGN() instead?

> +       VMLINUX_SYMBOL(__early_platform_drivers_table) = .;             \
> +       KEEP(*(__early_platform_drivers_table))                         \
> +       VMLINUX_SYMBOL(__early_platform_drivers_table_end) = .;
> +#else
> +#define EARLY_PLATFORM_DRIVERS_TABLE()
> +#endif

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds