Re: [PATCH] MIPS: vmlinux.lds.S: align raw appended dtb to 8 bytes

[Thomas Bogendoerfer <tsbogend@alpha.franken.de>]

On Sun, Mar 07, 2021 at 07:23:01PM +0100, Bjørn Mork wrote:
> The devicetree specification requires 8-byte alignment in
> memory. This is now enforced by libfdt since commit 79edff12060f
> ("scripts/dtc: Update to upstream version v1.6.0-51-g183df9e9c2b9")
> which included the upstream commit 5e735860c478 ("libfdt: Check for
> 8-byte address alignment in fdt_ro_probe_()").
> 
> This broke the MIPS raw appended DTBs which would be appended to
> the image immediately following the initramfs section.  This ends
> with a 32bit size, resulting in a 4-byte alignment of the DTB.
> 
> Fix by padding with zeroes to 8-bytes when MIPS_RAW_APPENDED_DTB
> is defined.
> 
> Cc: Rob Herring <robh+dt@kernel.org>
> Cc: Frank Rowand <frowand.list@gmail.com>
> Signed-off-by: Bjørn Mork <bjorn@mork.no>
> ---
>  arch/mips/kernel/vmlinux.lds.S | 5 +++++
>  1 file changed, 5 insertions(+)

thank you for your patch, but there already was a fix for the problem
pending from Paul, which I've applied to mips-fixes a few minutes ago.

Thomas.

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