From: Richard Weinberger <richard@nod.at>
To: Richard Genoud <richard.genoud@gmail.com>
Cc: linux-mtd <linux-mtd@lists.infradead.org>,
David Woodhouse <dwmw2@infradead.org>,
linux-kernel@vger.kernel.org,
Artem Bityutskiy <dedekind1@gmail.com>
Subject: Re: [PATCH] UBI: fastmap: fix backward compatibility with image_seq
Date: Fri, 27 Sep 2013 15:09:11 +0200 [thread overview]
Message-ID: <52458377.7040100@nod.at> (raw)
In-Reply-To: <1380286316-29911-1-git-send-email-richard.genoud@gmail.com>
Am 27.09.2013 14:51, schrieb Richard Genoud:
> Some old UBI implementations (e.g. U-Boot) have not implemented the image
> sequence feature.
> So, when erase blocks are written, the image sequence in the ec header
> is lost (set to zero).
> UBI scan_all() takes this case into account (commits
> 32bc4820287a1a03982979515949e8ea56eac641 and
> 2eadaad67b2b6bd132eda105128d2d466298b8e3)
>
> But fastmap scan functions (ubi_scan_fastmap() and scan_pool()) didn't.
>
> This patch fixes the issue.
>
> Signed-off-by: Richard Genoud <richard.genoud@gmail.com>
> ---
W00t! Good catch!
Acked-by: Richard Weinberger <richard@nod.at>
WARNING: multiple messages have this Message-ID (diff)
From: Richard Weinberger <richard@nod.at>
To: Richard Genoud <richard.genoud@gmail.com>
Cc: Artem Bityutskiy <dedekind1@gmail.com>,
David Woodhouse <dwmw2@infradead.org>,
linux-mtd <linux-mtd@lists.infradead.org>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] UBI: fastmap: fix backward compatibility with image_seq
Date: Fri, 27 Sep 2013 15:09:11 +0200 [thread overview]
Message-ID: <52458377.7040100@nod.at> (raw)
In-Reply-To: <1380286316-29911-1-git-send-email-richard.genoud@gmail.com>
Am 27.09.2013 14:51, schrieb Richard Genoud:
> Some old UBI implementations (e.g. U-Boot) have not implemented the image
> sequence feature.
> So, when erase blocks are written, the image sequence in the ec header
> is lost (set to zero).
> UBI scan_all() takes this case into account (commits
> 32bc4820287a1a03982979515949e8ea56eac641 and
> 2eadaad67b2b6bd132eda105128d2d466298b8e3)
>
> But fastmap scan functions (ubi_scan_fastmap() and scan_pool()) didn't.
>
> This patch fixes the issue.
>
> Signed-off-by: Richard Genoud <richard.genoud@gmail.com>
> ---
W00t! Good catch!
Acked-by: Richard Weinberger <richard@nod.at>
next prev parent reply other threads:[~2013-09-27 13:09 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-09-27 12:51 [PATCH] UBI: fastmap: fix backward compatibility with image_seq Richard Genoud
2013-09-27 12:51 ` Richard Genoud
2013-09-27 12:51 ` [PATCH] UBI: simplify image sequence test Richard Genoud
2013-09-27 12:51 ` Richard Genoud
2013-09-27 13:28 ` Richard Weinberger
2013-09-27 13:28 ` Richard Weinberger
2013-09-27 13:09 ` Richard Weinberger [this message]
2013-09-27 13:09 ` [PATCH] UBI: fastmap: fix backward compatibility with image_seq Richard Weinberger
2013-09-27 13:16 ` Richard Genoud
2013-09-27 13:16 ` Richard Genoud
2013-09-27 13:21 ` Richard Weinberger
2013-09-27 13:21 ` Richard Weinberger
2013-09-27 14:53 ` Richard Genoud
2013-09-27 14:53 ` Richard Genoud
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