Re: [PATCH for-4.13] block: disable runtime-pm for blk-mq
From: Jens Axboe <axboe@kernel.dk>
Date: 2017-07-24 14:51:05
On 07/21/2017 05:46 AM, Christoph Hellwig wrote:
The blk-mq code lacks support for looking at the rpm_status field, tracking active requests and the RQF_PM flag. Due to the default switch to blk-mq for scsi people start to run into suspend / resume issue due to this fact, so make sure we disable the runtime PM functionality until it is properly implemented.
Added, thanks. -- Jens Axboe