From: b32955@freescale.com (Huang Shijie)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2] mtd: gpmi: add NAND write verify support
Date: Mon, 13 Aug 2012 13:09:34 +0800 [thread overview]
Message-ID: <50288C0E.5060400@freescale.com> (raw)
In-Reply-To: <CAF4G-tKN683_EQCGcG4G8jMU5K6TamaHUv__3ugGUoEg_LPrcQ@mail.gmail.com>
? 2012?08?13? 12:44, Artem Bityutskiy ??:
> On Sat, Aug 11, 2012 at 6:25 PM, Huang Shijie<shijie8@gmail.com> wrote:
>> Add NAND write verify support in gpmi-nand driver.
>>
>> This patch fixes a kernel crash when we select
>> CONFIG_MTD_NAND_VERIFY_WRITE=y, and do some write tests:
> I would just kill ONFIG_MTD_NAND_VERIFY_WRITE entirely. Some drivers
> do not support it and it does not work for sub-pages for long time.
> Both UBI and JFFS2 are able to read verify what they wrote already.
> There are also MTD tests which do this verification. So I think there
> is no reason to keep this in the NAND layer, let alone wasting RAM in
> the driver to support this feature.
>
> I am also removing the -stable mailing list - ne need to spam it.
>
thanks a lot. Maybe we should send a patch to remove the
CONFIG_MTD_NAND_VERIFY_WRITE feature entirely.
Huang Shijie
next prev parent reply other threads:[~2012-08-13 5:09 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-11 15:25 [PATCH v2] mtd: gpmi: add NAND write verify support Huang Shijie
2012-08-11 3:37 ` Huang Shijie
2012-08-13 4:44 ` Artem Bityutskiy
2012-08-13 5:09 ` Huang Shijie [this message]
2012-08-13 10:20 ` Artem Bityutskiy
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