Hi Erez,
On Mon, May 12, 2014 at 12:14:14PM +0300, Erez D wrote:
> On Mon, May 12, 2014 at 12:05 PM, Baruch Siach <bar...@tkos.co.il> wrote:
> > On Mon, May 12, 2014 at 11:46:43AM +0300, Erez D wrote:
> > > i need to clone a nand flash. which has ubifs on it
> > >
> > > doing 'dd' didn't work as the source and dest have different bad sectors.
> >
> > dd is not the way to go with raw NAND flash access; it's not aware of bad
> > blocks.
> >
> > > is there an easy way to clone a ubifs nand-flash ?
> >
> > You may be able get a working system using nanddump/nandwrite (see
> > http://thread.gmane.org/gmane.linux.drivers.mtd/45792/focus=46024, but
> > read
> > the whole thread). Generally, tough, this is not what you want to do with
> > UBI/UBIFS. You should use ubiformat on the target, and copy the content
> > with
> > tar. See http://www.linux-mtd.infradead.org/faq/ubifs.html#L_why_ubiformat
>
> will tar preserve uid/gid hard links, special files, /dev
Yes, by default.
> extended attr etc ?
Yes. Use --xattrs.
baruch
--
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