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| author | Bart Van Assche <bart.vanassche@wdc.com> | 2017-11-09 19:49:57 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2017-11-11 03:53:25 +0100 |
| commit | c9254f2ddb19387ea9714a57ea48463c20333b92 (patch) | |
| tree | 8b0ded19c9d2847de42e971b9f951570416acc60 /mm | |
| parent | ide, scsi: Tell the block layer at request allocation time about preempt requ... (diff) | |
| download | linux-c9254f2ddb19387ea9714a57ea48463c20333b92.tar.xz linux-c9254f2ddb19387ea9714a57ea48463c20333b92.zip | |
block: Add the QUEUE_FLAG_PREEMPT_ONLY request queue flag
This flag will be used in the next patch to let the block layer
core know whether or not a SCSI request queue has been quiesced.
A quiesced SCSI queue namely only processes RQF_PREEMPT requests.
Signed-off-by: Bart Van Assche <bart.vanassche@wdc.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Tested-by: Martin Steigerwald <martin@lichtvoll.de>
Tested-by: Oleksandr Natalenko <oleksandr@natalenko.name>
Cc: Ming Lei <ming.lei@redhat.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'mm')
0 files changed, 0 insertions, 0 deletions