UBIFS - ubifs_get_pnode.part.4: error -22 reading pnode

Richard Weinberger richard at sigma-star.at
Wed Apr 4 15:36:01 PDT 2018


Am Mittwoch, 4. April 2018, 06:58:40 CEST schrieb Frank Erdrich:
> > Can you reproduce the issue?
> > If so, please retry with the attached patches.
> > They will not fix your already broken UBIFS but they (hopefully) will
> > make sure that the accounting problem will not happen again.
> That's the biggest problem. There is no way to reproduce it on a proper 
> way. The only thing I can do at the moment is to write to the partition 
> and do random power-cuts.
> I will try the patches you have provided an will check if the error 
> comes up with them or not. Unluckily I'm out of office for today, so I 
> can start testing tomorrow.
> > Can you also share me the broken UBIFS image?
> I have to talk to our customer if that is ok for him, but I think that 
> will not be a big problem. Can you give me a command line to extract 
> that image from the flash in a way, that it is directly usable by you 
> without do conversion stuff?.

In this case I'm just interested in UBIFS itself.
So you can directly dd/cat from /dev/ubiX_Y.


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