Re: [PATCH v2 2/5] mtd: rawnand/davinci: Avoid duplicated page read

From: Miquel Raynal
Date: Fri Nov 19 2021 - 13:44:10 EST


On Sat, 2021-10-16 at 13:22:25 UTC, Paul Cercueil wrote:
> The function nand_davinci_read_page_hwecc_oob_first() first reads the
> OOB data, extracts the ECC information, programs the ECC hardware before
> reading the actual data in a loop.
>
> Right after the OOB data was read, it called nand_read_page_op() to
> reset the read cursor to the beginning of the page. This caused the
> first page to be read twice: in that call, and later in the loop.
>
> Address that issue by changing the call to nand_read_page_op() to
> nand_change_read_column_op(), which will only reset the read cursor.
>
> Cc: <stable@xxxxxxxxxxxxxxx> # v5.2
> Fixes: a0ac778eb82c ("mtd: rawnand: ingenic: Add support for the JZ4740")
> Signed-off-by: Paul Cercueil <paul@xxxxxxxxxxxxxxx>

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

Miquel