linux-kernel - Re: [PATCH] mtd: spinand: set bitflip

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Message-ID: <20240823173508.517440-1-miquel.raynal@bootlin.com>
Date: Fri, 23 Aug 2024 19:35:08 +0200
From: Miquel Raynal <miquel.raynal@...tlin.com>
To: Daniel Golle <daniel@...rotopia.org>,
	Miquel Raynal <miquel.raynal@...tlin.com>,
	Richard Weinberger <richard@....at>,
	Vignesh Raghavendra <vigneshr@...com>,
	Tudor Ambarus <tudor.ambarus@...aro.org>,
	Mika Westerberg <mika.westerberg@...ux.intel.com>,
	Chia-Lin Kao <acelan.kao@...onical.com>,
	Martin Kurbanov <mmkurbanov@...utedevices.com>,
	linux-mtd@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mtd: spinand: set bitflip_threshold to 75% of ECC strength

On Mon, 2024-08-12 at 01:56:41 UTC, Daniel Golle wrote:
> Reporting an unclean read from SPI-NAND only when the maximum number
> of correctable bitflip errors has been hit seems a bit late.
> UBI LEB scrubbing, which depends on the lower MTD device reporting
> correctable bitflips, then only kicks in when it's almost too late.
> 
> Set bitflip_threshold to 75% of the ECC strength, which is also the
> default for raw NAND.
> 
> Signed-off-by: Daniel Golle <daniel@...rotopia.org>
> Reviewed-by: Frieder Schrempf <frieder.schrempf@...tron.de>

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

Miquel