linux-kernel - Re: Preliminary kexec support for Linux/m68k

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Date:	Thu, 19 Sep 2013 11:20:22 +0200
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	Anton Blanchard <anton@...ba.org>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	linux-m68k <linux-m68k@...ts.linux-m68k.org>,
	kexec@...ts.infradead.org,
	"linuxppc-dev@...ts.ozlabs.org" <linuxppc-dev@...ts.ozlabs.org>
Subject: Re: Preliminary kexec support for Linux/m68k

On Tue, Sep 17, 2013 at 12:01 PM, Geert Uytterhoeven
<geert@...ux-m68k.org> wrote:
> This is a preliminary set of patches to add kexec support for m68k.

>   - [PATCH 1/3] m68k: Add preliminary kexec support
>   - [PATCH 2/3] m68k: Add support to export bootinfo in procfs
>   - [PATCH 3/3] [RFC] m68k: Add System RAM to /proc/iomem
>
> Notes:
>   - The bootinfo is now saved and exported to /proc/bootinfo, so kexec-tools
>     can read it and pass it (possibly after modification) to the new kernel.
>     This is similar to /proc/atags on ARM.

>   - I based [PATCH 3/3] on the PowerPC version, but it's no longer needed as we
>     now get this information from the bootinfo.
>     Does anyone think this is nice to have anyway?

It seems kexec/kdump on ppc don't use /proc/iomem anymore, and only rely on
/proc/device-tree these days?

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-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
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