Re: Brief report: QNAP TS-212P with linux-image-kirkwood 4.0.0-2
On Tue, 2015-06-02 at 08:40 +0100, Ian Campbell wrote:
> On Sun, 2015-05-31 at 15:55 +0200, JM wrote:
> > Yes, I managed to catch it in the act:
> >
> > http://pastebin.com/PYqqrcLX
> >
> >
> > Basically, the device stalls during the flashing process (which takes
> > maybe three minutes), and that seems to cause sata to time out, and
> > eventually everything gets remounted read-only. Now if I recall
> > correctly, I'd get sata link timeouts with 3.16 as well, but it
> > behaved more gracefully (reset a couple of times and was back in
> > business after the flashing was done).
>
> I wonder if that somehow relates to this coherency issue:
> http://lists.infradead.org/pipermail/linux-arm-kernel/2015-May/347665.html
> which turned out to be fixed by:
> http://article.gmane.org/gmane.linux.kernel.stable/137371
FWIW I couldn't boot 4.0+ on my TS-419P without that patch (SATA drives
not detected) and with it I don't see any stall/hang with flash-kernel.
> If not then I think this would be something worth raising with the
> upstream developers.
Ian.
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