Re: sata_mv on Orion: mv_err_intr when shutting down

[Mark Lord <liml@rtr.ca>]

Martin Michlmayr wrote:
> With 2.6.26-rc1 on an Orion based platform (QNAP TS-209) I sometimes
> get the following during shut down:
> 
> [42949439.950000] qnap_ts209_power_off: triggering power-off...
> [42949439.960000] ata1: mv_err_intr: err_cause=02000020 pp_flags=0x2
> [42949439.970000] ata1: exception Emask 0x10 SAct 0x0 SErr 0x190002 action 0xe fro
> 
> I never got this with 2.6.25.  With 2.6.26-rc1 I get this message from
> time to time, but not always.  The disk spins down properly.  I think
> it wants to print a 3rd line because once it was printed "[42949439"
> once but the machine got shut off because the full line was printed.
> 
> <tries some more>
> 
> I just got:
> 
> [42949421.700000] qnap_ts209_power_off: triggering power-off...
> [42949421.710000] ata1: mv_err_intr: err_cause=02000020 pp_flags=0x2
> [42949421.720000] ata1: exception Emask 0x10 SAct 0x0 SErr 0x190002 action 0xe frozen
> [42949421.720000] ata1: edma_err_cause=02000020 pp_flags
> 
> Any idea?
..

Nothing harmful -- the SATA link is reporting that something weird
happened on the drive end: perhaps the drive was powered down or something?

The code that triggers this was fixed up more after -rc1, so if you can
still get messages like that with, say -rc2 or later, then please post them.

cheers