Re: [PATCH] kbuild: deb-pkg: fix bindeb-pkg breakage when O= is used
From: Masahiro Yamada
Date: Fri Nov 09 2018 - 11:18:34 EST
On Mon, Nov 5, 2018 at 4:53 PM Masahiro Yamada
<yamada.masahiro@xxxxxxxxxxxxx> wrote:
>
> Ard Biesheuvel reports bindeb-pkg with O= option is broken in the
> following way:
>
> ...
> LD [M] sound/soc/rockchip/snd-soc-rk3399-gru-sound.ko
> LD [M] sound/soc/rockchip/snd-soc-rockchip-pcm.ko
> LD [M] sound/soc/rockchip/snd-soc-rockchip-rt5645.ko
> LD [M] sound/soc/rockchip/snd-soc-rockchip-spdif.ko
> LD [M] sound/soc/sh/rcar/snd-soc-rcar.ko
> fakeroot -u debian/rules binary
> make KERNELRELEASE=4.19.0-12677-g19beffaf7a99-dirty ARCH=arm64 KBUILD_SRC= intdeb-pkg
> /bin/bash /home/ard/linux/scripts/package/builddeb
> Makefile:600: include/config/auto.conf: No such file or directory
> ***
> *** Configuration file ".config" not found!
> ***
> *** Please run some configurator (e.g. "make oldconfig" or
> *** "make menuconfig" or "make xconfig").
> ***
> make[12]: *** [syncconfig] Error 1
> make[11]: *** [syncconfig] Error 2
> make[10]: *** [include/config/auto.conf] Error 2
> make[9]: *** [__sub-make] Error 2
> ...
>
> Prior to commit 80463f1b7bf9 ("kbuild: add --include-dir flag only
> for out-of-tree build"), both objtree and srctree were added to
> --include-dir, and the wrong code '$MAKE image_name' was working
> relying on that. Now, the potential issue that had previously been
> hidden just showed up.
>
> '$MAKE image_name' recurses to the generated $(objtree)/Makefile and
> ends up with running in srctree, which is incorrect. It should be
> invoked with '-f $srctree/Makefile' (or KBUILD_SRC=) to be executed
> in objtree.
>
> Fixes: 80463f1b7bf9 ("kbuild: add --include-dir flag only for out-of-tree build")
> Reported-by: Ard Biesheuvel <ard.biesheuvel@xxxxxxxxxx>
> Signed-off-by: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx>
> ---
Applied to linux-kbuild/fixes.
> scripts/package/builddeb | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/scripts/package/builddeb b/scripts/package/builddeb
> index 90c9a8a..0b31f4f 100755
> --- a/scripts/package/builddeb
> +++ b/scripts/package/builddeb
> @@ -81,7 +81,7 @@ else
> cp System.map "$tmpdir/boot/System.map-$version"
> cp $KCONFIG_CONFIG "$tmpdir/boot/config-$version"
> fi
> -cp "$($MAKE -s image_name)" "$tmpdir/$installed_image_path"
> +cp "$($MAKE -s -f $srctree/Makefile image_name)" "$tmpdir/$installed_image_path"
>
> if grep -q "^CONFIG_OF=y" $KCONFIG_CONFIG ; then
> # Only some architectures with OF support have this target
> --
> 2.7.4
>
--
Best Regards
Masahiro Yamada