I/O issues with writing to mtdblock devices on kirkwood

Ian Campbell ijc at debian.org
Wed Oct 21 14:11:04 PDT 2015


On Wed, 2015-10-21 at 21:26 +0100, Iain McFarlane wrote:
> Summary of progress:

Thanks for the info. I've reinstated the CC list here.

> I ended up connecting using a serial cable which was invaluable as my
> initrd was not working (see below)
> 
> I tried going backwards:
> 4.2.0 - SATA errors when flashing initrd
> 4.1.0 - SATA errors when flashing initrd
> 4.0.0 - SATA errors when flashing initrd
> 3.16 - No SATA errors when updating initrd - the kernel is flashed using
> dtb but how do I tell if it is used?

/proc/device-tree will exist. Also the Hardware field in /proc/cpuinfo
would differ, IIRC with a board file it says "QNAP TS-119/TS-219" and
with DTB it says "QNAP TS219 family".

Ian.

> it didn't help that somewhere along the line udev/initramfs/systemd is
> broken so that I had to remove all the UUID values from my fstab and go
> back to device names.
> 
> 
> On 20/10/15 22:40, Iain McFarlane wrote:
> > Posting from archive as previously not subscribed.
> >
> > I have a qnap ts-219p (kirkwood) in pieces at the moment as it is
> > failing to boot the 4.2 kernel from a brand new install of stretch.
> >
> > I am also seeing problems with the sata controller interacting with the
> > mtdblock driver
> >
> > I am going to see if rolling back a version or 2 of the kernel will work
> > tomorrow and will feedback to the list.
> >
> > Regards
> >
> > Iain
> >
> 
> 



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