[Buildroot] [PATCH] package/rauc: needs kernel headers >= 3.0

[Yann E. MORIN <yann.morin.1998@free.fr>]

Thomas, All,

On 2018-08-24 14:37 +0200, Thomas Petazzoni spake thusly:
> On Fri, 24 Aug 2018 14:01:19 +0200, Yann E. MORIN wrote:
> > That is not really possible, because emmc support is core to rauc; it is
> > not even optional in the current code. Removing it (by making it
> > conditional) does not make sense IMHO (but I'm not using rauc).
> > 
> > And then, technically, it would require quite some overhaul in rauc,
> > because access to the emmc code is made from a lot of places.
> 
> Tadada. The problematic piece of code is not used for eMMC support in
> general, just for eMMC boot partition support. It was added by a single
> commit between v0.3 and v0.4 and is pretty self-contained and
> well-isolated.
> 
> So I took what you said as a challenge, and came up with:
> 
>   http://patchwork.ozlabs.org/patch/961842/
> 
> Which has the added benefit of fixing the build issue of host-rauc :-)
> 
> Since it took me 36 minutes between your e-mail and this e-mail being,
> I don't think "quite some overhaul in rauc" was really needed :-P

Wooo... You took the bait quite easily! ;-)

But seriously, I indeed only skimmed for 'emmc' in the code. and there
are quite a few call sites. Now, does it make sense to disable this emmc
boot support at all? Let's see what upstream has to say about that. ;-)

Regards,
Yann E. MORIN.

> Best regards,
> 
> Thomas
> -- 
> Thomas Petazzoni, CTO, Bootlin
> Embedded Linux and Kernel engineering
> https://bootlin.com

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