On 08/29/2017 07:07 PM, Bart Van Assche wrote:
> If a pass-through request is submitted then blk_get_request()
> initializes that request by calling scsi_initialize_rq(). Also
> call this function for filesystem requests. Introduce
> CMD_INITIALIZED to keep track of whether or not a request has
> already been initialized.

Bart,

I applied these patches and was able to then re-apply your now reverted patch:

270065e92 - scsi-mq: Always unprepare before requeuing a request

With this combination, I was still able to boot successfully on
a Power system with ipr.

Tested-by: Brian King <brk...@linux.vnet.ibm.com>

Thanks,

Brian

-- 
Brian King
Power Linux I/O
IBM Linux Technology Center

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