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From: Shawn Guo <shawnguo@kernel.org>
To: dillon.minfei@gmail.com
Cc: robh+dt@kernel.org, s.hauer@pengutronix.de,
	parthiban@linumiz.com, kernel@pengutronix.de, festevam@gmail.com,
	linux-imx@nxp.com, devicetree@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] ARM: dts: imx6ull: fix ubi filesystem mount failed
Date: Wed, 17 Mar 2021 21:00:28 +0800	[thread overview]
Message-ID: <20210317130027.GV11246@dragon> (raw)
In-Reply-To: <1615270520-16951-2-git-send-email-dillon.minfei@gmail.com>

On Tue, Mar 09, 2021 at 02:15:20PM +0800, dillon.minfei@gmail.com wrote:
> From: dillon min <dillon.minfei@gmail.com>
> 
> since Micron MT29F2G08ABAEAWP's ecc error management:
> 
> |Description           			| Requirement
> |Minimum required ECC  			| 4-bit ECC per 528 bytes
> |Minimum ECC with internal ECC enabled  | 4-bit ECC per 516 bytes (user data) +
>                                          8bytes (parity data)
> 
> to avoid unnecessary overheads related to bigger ecc calculations.
> need choose to use fsl,use-minimum-ecc, else will run into ecc error.
> 
> [    9.449265] ubi0: scanning is finished
> [    9.463968] ubi0 warning: ubi_io_read: error -74 (ECC error) while reading
> 22528 bytes from PEB 513:4096, read only 22528 bytes, retry
> [    9.486940] ubi0 warning: ubi_io_read: error -74 (ECC error) while reading
> 22528 bytes from PEB 513:4096, read only 22528 bytes, retry
> [    9.509906] ubi0 warning: ubi_io_read: error -74 (ECC error) while reading
> 22528 bytes from PEB 513:4096, read only 22528 bytes, retry
> [    9.532845] ubi0 error: ubi_io_read: error -74 (ECC error) while reading
> 22528 bytes from PEB 513:4096, read 22528 bytes
> 
> Fixes: f9ecf10cb88c ("ARM: dts: imx6ull: add MYiR MYS-6ULX SBC")
> Signed-off-by: dillon min <dillon.minfei@gmail.com>

Applied, thanks.

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WARNING: multiple messages have this Message-ID (diff)
From: Shawn Guo <shawnguo@kernel.org>
To: dillon.minfei@gmail.com
Cc: robh+dt@kernel.org, s.hauer@pengutronix.de,
	parthiban@linumiz.com, kernel@pengutronix.de, festevam@gmail.com,
	linux-imx@nxp.com, devicetree@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] ARM: dts: imx6ull: fix ubi filesystem mount failed
Date: Wed, 17 Mar 2021 21:00:28 +0800	[thread overview]
Message-ID: <20210317130027.GV11246@dragon> (raw)
In-Reply-To: <1615270520-16951-2-git-send-email-dillon.minfei@gmail.com>

On Tue, Mar 09, 2021 at 02:15:20PM +0800, dillon.minfei@gmail.com wrote:
> From: dillon min <dillon.minfei@gmail.com>
> 
> since Micron MT29F2G08ABAEAWP's ecc error management:
> 
> |Description           			| Requirement
> |Minimum required ECC  			| 4-bit ECC per 528 bytes
> |Minimum ECC with internal ECC enabled  | 4-bit ECC per 516 bytes (user data) +
>                                          8bytes (parity data)
> 
> to avoid unnecessary overheads related to bigger ecc calculations.
> need choose to use fsl,use-minimum-ecc, else will run into ecc error.
> 
> [    9.449265] ubi0: scanning is finished
> [    9.463968] ubi0 warning: ubi_io_read: error -74 (ECC error) while reading
> 22528 bytes from PEB 513:4096, read only 22528 bytes, retry
> [    9.486940] ubi0 warning: ubi_io_read: error -74 (ECC error) while reading
> 22528 bytes from PEB 513:4096, read only 22528 bytes, retry
> [    9.509906] ubi0 warning: ubi_io_read: error -74 (ECC error) while reading
> 22528 bytes from PEB 513:4096, read only 22528 bytes, retry
> [    9.532845] ubi0 error: ubi_io_read: error -74 (ECC error) while reading
> 22528 bytes from PEB 513:4096, read 22528 bytes
> 
> Fixes: f9ecf10cb88c ("ARM: dts: imx6ull: add MYiR MYS-6ULX SBC")
> Signed-off-by: dillon min <dillon.minfei@gmail.com>

Applied, thanks.

  parent reply	other threads:[~2021-03-17 13:02 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-09  6:15 [PATCH] ARM: dts: imx6ull: fix ubi mount failed on MYS-6ULX-IOT board dillon.minfei
2021-03-09  6:15 ` dillon.minfei
2021-03-09  6:15 ` [PATCH] ARM: dts: imx6ull: fix ubi filesystem mount failed dillon.minfei
2021-03-09  6:15   ` dillon.minfei
2021-03-09 12:01   ` Fabio Estevam
2021-03-09 12:01     ` Fabio Estevam
2021-03-17 13:00   ` Shawn Guo [this message]
2021-03-17 13:00     ` Shawn Guo
2021-03-09 12:18 ` [PATCH] ARM: dts: imx6ull: fix ubi mount failed on MYS-6ULX-IOT board Sascha Hauer
2021-03-09 12:18   ` Sascha Hauer
2021-03-10  2:54   ` dillon min
2021-03-10  2:54     ` dillon min
2021-03-17 14:10     ` Sascha Hauer
2021-03-17 14:10       ` Sascha Hauer

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