Re: [PATCH] mtd: kill MTD_NAND_VERIFY_WRITE

From: Shmulik Ladkani
Date: Wed Aug 15 2012 - 03:07:56 EST


Hi Huang,

On Tue, 14 Aug 2012 22:38:45 -0400 Huang Shijie <shijie8@xxxxxxxxx> wrote:
> diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig
> index 588e989..0ca7257 100644
> --- a/drivers/mtd/nand/Kconfig
> +++ b/drivers/mtd/nand/Kconfig
> @@ -22,15 +22,6 @@ menuconfig MTD_NAND
>
> if MTD_NAND
>
> -config MTD_NAND_VERIFY_WRITE
> - bool "Verify NAND page writes"
> - help
> - This adds an extra check when data is written to the flash. The
> - NAND flash device internally checks only bits transitioning
> - from 1 to 0. There is a rare possibility that even though the
> - device thinks the write was successful, a bit could have been
> - flipped accidentally due to device wear or something else.
> -

There are some defconfig files which set CONFIG_MTD_NAND_VERIFY_WRITE.

I guess you should submit an accompanying patch that removes
CONFIG_MTD_NAND_VERIFY_WRITE from all defconfig files.

(also, trimmed the CC list for this specific discussion, seems unrelated
to all of the parties)

Regards,
Shmulik
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