On 6/18/18 1:33 AM, Michael Ellerman wrote:
> Tejun Heo <tj@xxxxxxxxxx> writes:
> ...
>> Jens Axboe (10):
>> libata: introduce notion of separate hardware tags
>> libata: convert core and drivers to ->hw_tag usage
>> libata: bump ->qc_active to a 64-bit type
>> libata: use ata_tag_internal() consistently
>> libata: remove assumption that ATA_MAX_QUEUE - 1 is the max
>> sata_nv: set host can_queue count appropriately
>> libata: add extra internal command
>
> Replying here because I can't find the original mail.
>
> The above commit is causing one of my machines to constantly spew ata
> messages on the console, according to bisect:
>
> # first bad commit: [28361c403683c2b00d4f5e76045f3ccd299bf99d] libata: add extra internal command
>
> To get it to boot I have to also apply:
>
> 88e10092f6a6 ("sata_fsl: use the right type for tag bitshift")
>
>
> The system boots OK and seems fine, except that it's just printing
> multiple of these per second:
>
> ata2: Signature Update detected @ 0 msecs
> ata2: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
> ata2.00: configured for UDMA/100
> ata2: Signature Update detected @ 0 msecs
> ata2: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
> ata2.00: configured for UDMA/100
> ata2: Signature Update detected @ 0 msecs
> ata2: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
> ata2.00: configured for UDMA/100
> ata2: Signature Update detected @ 0 msecs
> ata2: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
> ata2.00: configured for UDMA/100
> ata2: Signature Update detected @ 0 msecs
>
> And it never seems to stop.
>
> The machine is a Freescale/NXP P5020ds, using the sata_fsl driver
> presumably. Any ideas?
Hmm that's odd. Can you include the boot log from a working boot as
well? Would be nice to see what devices are on the sata adapter.
The above just looks like a hardreset loop.
--
Jens Axboe
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