RE: Questions about ubifs,ubi and mtd?

[武井 克明 <takei744@xxxxxxx>]

Dear Richard,
Dera Martin,

We are very grateful for the advice that made you well.
We would like to investigate further and decide the best path after considering it.
If you have anything to notice in the future, feel free to advise and comment.

Thank you again for everything you have done.

=====
Katsuaki Takei/Oki Electric Industry Co., Ltd./JP


> -----Original Message-----
> From: Richard Weinberger <richard@xxxxxx>
> Sent: Thursday, December 13, 2018 8:38 PM
> To: Martin Lund <martin.lund@xxxxxxxxxxxxxxxxxx>
> Cc: 武井 克明 <takei744@xxxxxxx>; linux-mtd@xxxxxxxxxxxxxxxxxxx
> Subject: Re: Questions about ubifs,ubi and mtd?
> 
> Martin,
> 
> Am Donnerstag, 13. Dezember 2018, 12:32:43 CET schrieb Martin Lund:
> > On Thu, Dec 13, 2018 at 11:45 AM 武井 克明 <takei744@xxxxxxx> wrote:
> > >
> > > Dear Richard,
> > >
> > > We appreciate your precious advice.
> > > We understood the quality status of kernel 3.2.26.
> > > From now on, we would like to backport from the latest UBI and UBIFS.
> > > Do you think that it is enough to backport the next part?
> > >  - drivers/mtd
> > >  - drivers/mtd/ubi
> > >  - fs/ubifs
> > >
> >
> > I recommend you first take a close look at the git history of Linux
> > 3.2.26 and onward to see if there are any immediate UBI/UBIFS fixes
> > available that might relate/solve the issue you are seeing. It might
> > be an easier path than jumping into a big task like back porting
> > latest UBI/UBIFS to such an old kernel.
> 
> Given the age of this kernel it will be massive pain in any case.
> Digging through the history, identifying and backporting fixes sounds more
> easier than it actually is.
> Small fixes often depend on larger patches which are hard to apply to old
> kernels.
> 
> Thanks,
> //richard
> 

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