Re: ata_ram driver

[Mark Lord]

Matthew Wilcox wrote:
> I've ported the scsi_ram driver [1] to libata.  It could use a lot more
> work -- there's a lot of stuff in the identify page that I haven't
> filled in, and there's a lot of commands it doesn't even try to execute.
>
> For example, when you unload the driver, you get the mildly disturbing
> messages:
>
> sd 12:0:0:0: [sdb] Stopping disk
> sd 12:0:0:0: [sdb] START_STOP FAILED
> sd 12:0:0:0: [sdb] Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK,SUGGEST_OK
..

I see messages like those with *established* libata drivers from time to time.
It could just be a bug in the shutdown sequence, somewhere between libata,
SCSI, block layer, and the device model in general.  Or not.

Cheers
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