[Buildroot] Analysis of defconfig build failures
Thomas Petazzoni
thomas.petazzoni at bootlin.com
Wed Aug 15 19:34:21 UTC 2018
Hello,
On Wed, 15 Aug 2018 21:09:19 +0200, Peter Korsgaard wrote:
> > The problem is fixed in U-Boot 2018.01 but present in 2017.11.
> > However, we have a number of vendor-provided U-Boot, and it's not
> > necessarily easy to upgrade all defconfigs to use at least 2018.01.
>
> Perhaps we could backport the changes and add as patches for the
> affected defconfigs?
The problem is that it will still affect anyone doing a U-Boot build,
outside of the defconfigs.
> What is needed? Just the libfdt.h -> linux/libfdt.h you reported?
I am not sure what is needed exactly.
> > - Problem of recent U-Boot that needs host-bison to build kconfig.
> > Yann posted a patch series to make bison and flex hard requirements
> > of Buildroot. Do we want to go this way ?
>
> Sorry, I haven't looked at that series yet. If various packages start
> needing this, and there aren't any version dependencies, then requiring
> bison and flex is imho not a big problem (E.G. they are generally
> available on all distributions).
We've been having a discussion on this in a separate thread (search
"[2/3,v3] linux: kconfig needs host-{flex, bison} to build the
configurators ").
> > sheevaplug_defconfig
> > https://gitlab.com/buildroot.org/buildroot/-/jobs/88314946
>
> I still have this board somewhere. I'll take a look at bumping u-boot.
OK, thanks!
Thomas
--
Thomas Petazzoni, CTO, Bootlin (formerly Free Electrons)
Embedded Linux and Kernel engineering
https://bootlin.com
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