Displaying 3 results from an estimated 3 matches for "req_op_drv_out".
2020 Apr 23
0
[PATCH RFC v2 02/24] scsi: allocate separate queue for reserved commands
...uct Scsi_Host *shost)
> {
> ????struct scsi_cmnd *scmd;
> ????struct request *rq;
> ????struct scsi_device *sdev = scsi_get_host_dev(shost);
>
> ????if (!sdev)
> ??????? return NULL;
>
> ????rq = blk_mq_alloc_request(sdev->request_queue,
> ????????????????? REQ_OP_DRV_OUT | REQ_NOWAIT,
> ????????????????? BLK_MQ_REQ_RESERVED);
> ????if (IS_ERR(rq)) // fix tidy-up
> ??????? return NULL;
> ????WARN_ON(rq->tag == -1);
> ????scmd = blk_mq_rq_to_pdu(rq);
> ????scmd->request = rq;
> ????scmd->device = sdev;
>
> ????return scmd;...
2020 Mar 11
6
[PATCH RFC v2 02/24] scsi: allocate separate queue for reserved commands
On Tue, Mar 10, 2020 at 09:08:56PM +0000, John Garry wrote:
> On 10/03/2020 18:32, Christoph Hellwig wrote:
> > On Wed, Mar 11, 2020 at 12:25:28AM +0800, John Garry wrote:
> > > From: Hannes Reinecke <hare at suse.com>
> > >
> > > Allocate a separate 'reserved_cmd_q' for sending reserved commands.
> >
> > Why? Reserved command
2020 Mar 11
6
[PATCH RFC v2 02/24] scsi: allocate separate queue for reserved commands
On Tue, Mar 10, 2020 at 09:08:56PM +0000, John Garry wrote:
> On 10/03/2020 18:32, Christoph Hellwig wrote:
> > On Wed, Mar 11, 2020 at 12:25:28AM +0800, John Garry wrote:
> > > From: Hannes Reinecke <hare at suse.com>
> > >
> > > Allocate a separate 'reserved_cmd_q' for sending reserved commands.
> >
> > Why? Reserved command