Re: [PATCH] mtd: rawnand: nand_bbt: Skip bad blocks when searching for the BBT in NAND

Miquel Raynal
2021-07-15T23:09:41Z

On Fri, 2021-06-25 at 12:38:21 UTC, Stefan Riedmueller wrote:
> The blocks containing the bad block table can become bad as well. So
> make sure to skip any blocks that are marked bad when searching for the
> bad block table.
>
> Otherwise in very rare cases where two BBT blocks wear out it might
> happen that an obsolete BBT is used instead of a newer available
> version.
>
> This only applies to drivers which make use of a bad block marker in flash.
> Other drivers won't be able to identify bad BBT blocks and thus can't skip
> these.
>
> Signed-off-by: Stefan Riedmueller <s.riedmueller@phytec.de>

Applied to https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git nand/next, thanks.

Miquel