Subject: Re: Questions about ubifs,ubi and mtd?

From: Ævar Arnfjörð Bjarmason <[email-masked]>
Date: Mon, 10 Dec 2018 15:46:34 +0100

On Mon, Dec 10 2018, 武井 克明 wrote:

> Hi all,
>
> We are developing the product using file system using ubi, ubifs on hardware with NAND flash memory.
>
> Although the development of the product was completed, we are seeking your help as the customer who is using it is having trouble with it.
>
> The product we have developed has 6 MTD partitions for NAND flash memory.
> These consist of 6 MTDs named 'kernel-a' 'kernel-b', 'rootfs-a', 'rootfs-b', 'data-1', 'data-2', and online program only accesses 'data-1' and 'data-2' for write access.
> Nevertheless, when loading our program from 'rootfs-a', trying to read the inode with the ubifs_read_node() function will result in "bad node type" (ex: 193 but expected 9) and the LEB can not be read with the expected value. (Even though you do not have write access to rootfs)
>
> Is there anyone who encountered such a problem? Is there patch?
>
> Please let me know, if you have any questions.
>
> Best regards,
> Katsuaki Takei/Oki Electric Industry Co., Ltd./JP

Hi. I think you're on the wrong mailing list (git@). You probably want
to contact one of the linux lists, perhaps
http://lists.infradead.org/mailman/listinfo/linux-mtd ?