JFFs2 usage questions

[yong_guo@scomcenter.com]

----- Original Message ----- 
From: "Vikram Mehta" <vm6580 at hotmail.com>
To: "mtd" <linux-mtd at lists.infradead.org>
Cc: "Uclinux-Dev at Uclinux.Org" <uclinux-dev at uclinux.org>
Sent: Thursday, June 26, 2003 4:31 PM
Subject: JFFs2 usage questions


> Hi,
> 
> Now I can mount  using  jffs2.
> and my directory does show the contents.
> I have a few questions on the usage of JFFs2
> 
> 1.)  I cannot mkdir into the folder. I mount dev/mtdblock2 on  /mnt.
> If I do mkdir ,  the message comes
> no space left on device
> 
> 2.) if I reboot the system /mnt is left as empty.
> 
> 3.) How can I provide that 1or 2 of my partions are readonly. That is they
> are not erased
> 
You can modify these partions worked as readonly  in MTD partions driver,  in  the subfloder of the linux kernel source code
that's /drivers/mtd/maps/, edit the one of these file which you are using for MTD partion!

> 4.) I want that after booting, one partition is created as Jffs2. ( I can
> add the commands in rc) and I can write on it like on do on /var which is
> mounted on RAM
please view ftp://ftp.uk.linux.org/pub/people/dwmw2/mtd/cvs/mtd/mtd-jffs-HOWTO.txt for detail!
> 
> Regards
> Vikram
> 
> 
> 
> 
> 
> 
> 
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