linux-kernel - Re: [PATCH v1] MIPS: Malta: fix alignment of the devicetree buffer

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Message-ID: <20210902101432.t3pmkb2od2j4kwth@pengutronix.de>
Date:   Thu, 2 Sep 2021 12:14:32 +0200
From:   Marc Kleine-Budde <mkl@...gutronix.de>
To:     Thomas Bogendoerfer <tsbogend@...ha.franken.de>
Cc:     Oleksij Rempel <o.rempel@...gutronix.de>,
        Rob Herring <robh@...nel.org>,
        Paul Burton <paulburton@...nel.org>,
        linux-kernel@...r.kernel.org, Ralf Baechle <ralf@...ux-mips.org>,
        linux-mips@...r.kernel.org,
        Pengutronix Kernel Team <kernel@...gutronix.de>
Subject: Re: [PATCH v1] MIPS: Malta: fix alignment of the devicetree buffer

On 02.09.2021 11:03:24, Thomas Bogendoerfer wrote:
> On Thu, Sep 02, 2021 at 09:19:51AM +0200, Oleksij Rempel wrote:
> > Starting with following patch MIPS Malta is not able to boot:
> > | commit 79edff12060fe7772af08607eff50c0e2486c5ba
> > | Author: Rob Herring <robh@...nel.org>
> > | scripts/dtc: Update to upstream version v1.6.0-51-g183df9e9c2b9

If the above patch broke malts, IMHO the fixes tag should be:

Fixes: 79edff12060f ("scripts/dtc: Update to upstream version v1.6.0-51-g183df9e9c2b9")

> > The reason is the alignment test added to the fdt_ro_probe_(). To fix
> > this issue, we need to make sure that fdt_buf is aligned.
> > 
> > Since the dtc patch was designed to uncover potential issue, I handle
> > initial MIPS Malta patch as initial bug.
> > 
> > Fixes: e81a8c7dabac ("MIPS: Malta: Setup RAM regions via DT")
> > Signed-off-by: Oleksij Rempel <o.rempel@...gutronix.de>
> > ---
> >  arch/mips/mti-malta/malta-dtshim.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> applied to mips-next.

Please add stable on Cc, as Malta is broken since v5.12
(79edff12060f == v5.12-rc1~104^2~10^2~3).

regards,
Marc

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