Re: [PATCH RFC V2 3/3] scsi_mq: enable runtime PM

Christoph Hellwig
2018-07-17T13:24:11Z

On Fri, Jul 13, 2018 at 04:06:02PM +0800, Ming Lei wrote:
> Usually SCSI supports runtime PM, so pass BLK_MQ_F_SUPPORT_RPM to blk-mq
> core for enabling block runtime PM.

I still think enabling this unconditionally for any SCSI device was
a mistake, and it is even more so for blk-mq.

Please only opt in for ufs, ATA first, adding others if wanted by
maintainers.