struct scatterlist *sg = hwif->sg_table;
struct request *rq = cmd->rq;
- if (rq->cmd_type == REQ_TYPE_ATA_TASKFILE) {
- sg_init_one(sg, rq->buffer, rq->nr_sectors * SECTOR_SIZE);
- cmd->sg_nents = 1;
- } else if (!rq->bio) {
- sg_init_one(sg, rq->data, rq->data_len);
- cmd->sg_nents = 1;
- } else
- cmd->sg_nents = blk_rq_map_sg(drive->queue, rq, sg);
+ cmd->sg_nents = blk_rq_map_sg(drive->queue, rq, sg);
}
EXPORT_SYMBOL_GPL(ide_map_sg);
if (rq->cmd_type == REQ_TYPE_ATA_TASKFILE)
return execute_drive_cmd(drive, rq);
else if (blk_pm_request(rq)) {
- struct request_pm_state *pm = rq->data;
+ struct request_pm_state *pm = rq->special;
#ifdef DEBUG_PM
printk("%s: start_power_step(step: %d)\n",
drive->name, pm->pm_step);
spin_unlock_irq(q->queue_lock);
+ /* HLD do_request() callback might sleep, make sure it's okay */
+ might_sleep();
+
if (ide_lock_host(host, hwif))
goto plug_device_2;