[OE-core] [PATCH 1/4] linux-dtb.inc: use absolute upd-alt paths

[Denys Dmytriyenko]

On Thu, Nov 12, 2015 at 04:41:28PM -0700, Christopher Larson wrote:
> From: Christopher Larson <chris_larson at mentor.com>
> 
> This works around a limitation of the chkconfig update-alternatives, so it
> works with all our update-alternatives providers.

I know this change is old and has been in for over a year...

But the side-effect of it is that it breaks NFS-boot due to absolute DTB 
symlinks. We had to implement a local workaround to switch them back to 
relative links.

Is there another way to fix the original issue w/o absolute links?

-- 
Denys


> Signed-off-by: Christopher Larson <chris_larson at mentor.com>
> ---
>  meta/recipes-kernel/linux/linux-dtb.inc | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/meta/recipes-kernel/linux/linux-dtb.inc b/meta/recipes-kernel/linux/linux-dtb.inc
> index ee3a5e1..5810b10 100644
> --- a/meta/recipes-kernel/linux/linux-dtb.inc
> +++ b/meta/recipes-kernel/linux/linux-dtb.inc
> @@ -64,7 +64,7 @@ pkg_postinst_kernel-devicetree () {
>  	do
>  		DTB_BASE_NAME=`basename ${DTB_FILE} | awk -F "." '{print $1}'`
>  		DTB_SYMLINK_NAME=`echo ${KERNEL_IMAGE_SYMLINK_NAME} | sed "s/${MACHINE}/${DTB_BASE_NAME}/g"`
> -		update-alternatives --install /${KERNEL_IMAGEDEST}/${DTB_BASE_NAME}.dtb ${DTB_BASE_NAME}.dtb devicetree-${DTB_SYMLINK_NAME}.dtb ${KERNEL_PRIORITY} || true
> +		update-alternatives --install /${KERNEL_IMAGEDEST}/${DTB_BASE_NAME}.dtb ${DTB_BASE_NAME}.dtb /boot/devicetree-${DTB_SYMLINK_NAME}.dtb ${KERNEL_PRIORITY} || true
>  	done
>  }
>  
> @@ -74,6 +74,6 @@ pkg_postrm_kernel-devicetree () {
>  	do
>  		DTB_BASE_NAME=`basename ${DTB_FILE} | awk -F "." '{print $1}'`
>  		DTB_SYMLINK_NAME=`echo ${KERNEL_IMAGE_SYMLINK_NAME} | sed "s/${MACHINE}/${DTB_BASE_NAME}/g"`
> -		update-alternatives --remove ${DTB_BASE_NAME}.dtb devicetree-${DTB_SYMLINK_NAME}.dtb ${KERNEL_PRIORITY} || true
> +		update-alternatives --remove ${DTB_BASE_NAME}.dtb /boot/devicetree-${DTB_SYMLINK_NAME}.dtb ${KERNEL_PRIORITY} || true
>  	done
>  }
> -- 
> 2.2.1
> 
> -- 
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