Re: [PATCH v2 10/10] mtd: rawnand: brcmnand: fix OOB R/W with Hamming ECC

2023-02-21 Thread William Zhang
On 02/11/2023 07:29 AM, Linus Walleij wrote: From: Álvaro Fernández Rojas Hamming ECC doesn't cover the OOB data, so reading or writing OOB shall always be done without ECC enabled. This is a problem when adding JFFS2 cleanmarkers to erased blocks. If JFFS2 clenmarkers are added to the OOB

[PATCH v2 10/10] mtd: rawnand: brcmnand: fix OOB R/W with Hamming ECC

2023-02-11 Thread Linus Walleij
From: Álvaro Fernández Rojas Hamming ECC doesn't cover the OOB data, so reading or writing OOB shall always be done without ECC enabled. This is a problem when adding JFFS2 cleanmarkers to erased blocks. If JFFS2 clenmarkers are added to the OOB with ECC enabled, OOB bytes will be changed from