RE: Issue : jffs2 and ecc layout

2010-12-26 Thread Liu Hui-R64343
, December 24, 2010 10:11 PM To: Liu Hui-R64343; david.woodho...@intel.com Cc: Ghorai, Sukumar; linux-...@lists.infradead.org; linux- o...@vger.kernel.org; Charles Manning Subject: Re: Issue : jffs2 and ecc layout Hi Jason, 2010/12/24 Ming Lei tom.leim...@gmail.com: 2010/12/24 Ming Lei tom.leim

Re: Issue : jffs2 and ecc layout

2010-12-24 Thread Ming Lei
Hi, 2010/12/24 Charles Manning mannin...@actrix.gen.nz: THis might be due to the way the omap2.c driver is now screwed up so that it does not read when not u32 aligned. Try this: http://www.spinics.net/linux/lists/linux-omap/msg42422.html Please report back if that fixes the problem for

Re: Issue : jffs2 and ecc layout

2010-12-24 Thread Ming Lei
2010/12/24 Ming Lei tom.leim...@gmail.com: Hi, 2010/12/24 Charles Manning mannin...@actrix.gen.nz: THis might be due to the way the omap2.c driver is now screwed up so that it does not read when not u32 aligned. Try this: http://www.spinics.net/linux/lists/linux-omap/msg42422.html

Re: Issue : jffs2 and ecc layout

2010-12-24 Thread Ming Lei
Hi Jason, 2010/12/24 Ming Lei tom.leim...@gmail.com: 2010/12/24 Ming Lei tom.leim...@gmail.com: Hi, 2010/12/24 Charles Manning mannin...@actrix.gen.nz: THis might be due to the way the omap2.c driver is now screwed up so that it does not read when not u32 aligned. Try this:

Re: Issue : jffs2 and ecc layout

2010-12-24 Thread Ming Lei
Hi, 2010/12/24 Charles Manning mannin...@actrix.gen.nz: THis might be due to the way the omap2.c driver is now screwed up so that it does not read when not u32 aligned. Try this: http://www.spinics.net/linux/lists/linux-omap/msg42422.html Please report back if that fixes the problem for

Re: Issue : jffs2 and ecc layout

2010-12-24 Thread David Brownell
ISTR that while JFFS2 worked with NAND, it had to reserve a few bytes of OOB data that might more naturally be used for ECC data. I've not looked at your layout ... does it reserve those bytes for use by JFFS, or is it using them for ECC? Also, ISTR that Some People felt that using JFFS2 with

Re: Issue : jffs2 and ecc layout

2010-10-07 Thread Vimal Singh
: linux-omap@vger.kernel.org Subject: Issue : jffs2 and ecc layout Hi, I was using the following ecc layout which is not working to mount the jffs2 File-system. I was in 2.6.32 kernel and working; but same layout is not working with latest 2.6 kernel. Observation is that - no read request

RE: Issue : jffs2 and ecc layout

2010-10-07 Thread Ghorai, Sukumar
-Original Message- From: Vimal Singh [mailto:vimal.neww...@gmail.com] Sent: Thursday, October 07, 2010 11:02 PM To: Ghorai, Sukumar Cc: linux-...@lists.infradead.org; linux-omap@vger.kernel.org Subject: Re: Issue : jffs2 and ecc layout On Mon, Oct 4, 2010 at 12:59 PM, Ghorai

RE: Issue : jffs2 and ecc layout

2010-10-04 Thread Ghorai, Sukumar
-Original Message- From: linux-omap-ow...@vger.kernel.org [mailto:linux-omap- ow...@vger.kernel.org] On Behalf Of Ghorai, Sukumar Sent: Tuesday, September 28, 2010 6:17 PM To: linux-...@lists.infradead.org Cc: linux-omap@vger.kernel.org Subject: Issue : jffs2 and ecc layout Hi

Issue : jffs2 and ecc layout

2010-09-28 Thread Ghorai, Sukumar
Hi, I was using the following ecc layout which is not working to mount the jffs2 File-system. I was in 2.6.32 kernel and working; but same layout is not working with latest 2.6 kernel. Observation is that - no read request issued to the driver (say omap2.c). # mount -t jffs2 /dev/mtdblock4

Issue : jffs2 and ecc layout

2010-09-27 Thread Ghorai, Sukumar
Hi, I was using the following ecc layout which is not working to mount the jffs2 File-system. I was using this in 2.6.32 kernel and was working; but same layout is not working with latest 2.6 kernel. Observation is that - no read request issued to the driver (say omap2.c). # mount -t jffs2