linux-kernel - Re: linux-next: manual merge of the devicetree tree with the kbuild tree

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Message-ID: <20210215093202.36611afd@canb.auug.org.au>
Date:   Mon, 15 Feb 2021 09:32:02 +1100
From:   Stephen Rothwell <sfr@...b.auug.org.au>
To:     Rob Herring <robherring2@...il.com>,
        Masahiro Yamada <masahiroy@...nel.org>
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux Next Mailing List <linux-next@...r.kernel.org>,
        Rob Herring <robh@...nel.org>,
        Viresh Kumar <viresh.kumar@...aro.org>
Subject: Re: linux-next: manual merge of the devicetree tree with the kbuild
 tree

Hi all,

On Fri, 5 Feb 2021 14:45:40 +1100 Stephen Rothwell <sfr@...b.auug.org.au> wrote:
> 
> Today's linux-next merge of the devicetree tree got a conflict in:
> 
>   scripts/Makefile.lib
> 
> between commit:
> 
>   d73a6a04c76a ("kbuild: use always-y instead of extra-y")
> 
> from the kbuild tree and commit:
> 
>   ce88c9c79455 ("kbuild: Add support to build overlays (%.dtbo)")
> 
> from the devicetree tree.
> 
> I fixed it up (see below) and can carry the fix as necessary. This
> is now fixed as far as linux-next is concerned, but any non trivial
> conflicts should be mentioned to your upstream maintainer when your tree
> is submitted for merging.  You may also want to consider cooperating
> with the maintainer of the conflicting tree to minimise any particularly
> complex conflicts.
> 
> diff --cc scripts/Makefile.lib
> index 6f248ff91982,b00855b247e0..000000000000
> --- a/scripts/Makefile.lib
> +++ b/scripts/Makefile.lib
> @@@ -85,12 -81,14 +85,14 @@@ always-y += $(userprogs-always-y) $(use
>   
>   # DTB
>   # If CONFIG_OF_ALL_DTBS is enabled, all DT blobs are built
>  -extra-y				+= $(dtb-y)
>  -extra-$(CONFIG_OF_ALL_DTBS)	+= $(dtb-)
>  +always-y			+= $(dtb-y)
>  +always-$(CONFIG_OF_ALL_DTBS)	+= $(dtb-)
>   
>   ifneq ($(CHECK_DTBS),)
>  -extra-y += $(patsubst %.dtb,%.dt.yaml, $(dtb-y))
>  -extra-y += $(patsubst %.dtbo,%.dt.yaml, $(dtb-y))
>  -extra-$(CONFIG_OF_ALL_DTBS) += $(patsubst %.dtb,%.dt.yaml, $(dtb-))
>  -extra-$(CONFIG_OF_ALL_DTBS) += $(patsubst %.dtbo,%.dt.yaml, $(dtb-))
>  +always-y += $(patsubst %.dtb,%.dt.yaml, $(dtb-y))
> ++always-y += $(patsubst %.dtbo,%.dt.yaml, $(dtb-y))
>  +always-$(CONFIG_OF_ALL_DTBS) += $(patsubst %.dtb,%.dt.yaml, $(dtb-))
> ++always-$(CONFIG_OF_ALL_DTBS) += $(patsubst %.dtbo,%.dt.yaml, $(dtb-))
>   endif
>   
>   # Add subdir path

With the merge window about to open, this is a reminder that this
conflict still exists.


-- 
Cheers,
Stephen Rothwell

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