diff options
Diffstat (limited to 'drivers/scsi/scsi_lib.c')
| -rw-r--r-- | drivers/scsi/scsi_lib.c | 32 |
1 files changed, 8 insertions, 24 deletions
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index e9b4f279d29c..41e9ac9fc138 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -265,7 +265,7 @@ int scsi_execute(struct scsi_device *sdev, const unsigned char *cmd, struct scsi_request *rq; int ret = DRIVER_ERROR << 24; - req = blk_get_request_flags(sdev->request_queue, + req = blk_get_request(sdev->request_queue, data_direction == DMA_TO_DEVICE ? REQ_OP_SCSI_OUT : REQ_OP_SCSI_IN, BLK_MQ_REQ_PREEMPT); if (IS_ERR(req)) @@ -273,7 +273,7 @@ int scsi_execute(struct scsi_device *sdev, const unsigned char *cmd, rq = scsi_req(req); if (bufflen && blk_rq_map_kern(sdev->request_queue, req, - buffer, bufflen, __GFP_RECLAIM)) + buffer, bufflen, GFP_NOIO)) goto out; rq->cmd_len = COMMAND_SIZE(cmd[0]); @@ -985,6 +985,10 @@ void scsi_io_completion(struct scsi_cmnd *cmd, unsigned int good_bytes) case 0x08: /* Long write in progress */ case 0x09: /* self test in progress */ case 0x14: /* space allocation in progress */ + case 0x1a: /* start stop unit in progress */ + case 0x1b: /* sanitize in progress */ + case 0x1d: /* configuration in progress */ + case 0x24: /* depopulation in progress */ action = ACTION_DELAYED_RETRY; break; default: @@ -2149,27 +2153,6 @@ static int scsi_map_queues(struct blk_mq_tag_set *set) return blk_mq_map_queues(set); } -static u64 scsi_calculate_bounce_limit(struct Scsi_Host *shost) -{ - struct device *host_dev; - u64 bounce_limit = 0xffffffff; - - if (shost->unchecked_isa_dma) - return BLK_BOUNCE_ISA; - /* - * Platforms with virtual-DMA translation - * hardware have no practical limit. - */ - if (!PCI_DMA_BUS_IS_PHYS) - return BLK_BOUNCE_ANY; - - host_dev = scsi_get_device(shost); - if (host_dev && host_dev->dma_mask) - bounce_limit = (u64)dma_max_pfn(host_dev) << PAGE_SHIFT; - - return bounce_limit; -} - void __scsi_init_queue(struct Scsi_Host *shost, struct request_queue *q) { struct device *dev = shost->dma_dev; @@ -2189,7 +2172,8 @@ void __scsi_init_queue(struct Scsi_Host *shost, struct request_queue *q) } blk_queue_max_hw_sectors(q, shost->max_sectors); - blk_queue_bounce_limit(q, scsi_calculate_bounce_limit(shost)); + if (shost->unchecked_isa_dma) + blk_queue_bounce_limit(q, BLK_BOUNCE_ISA); blk_queue_segment_boundary(q, shost->dma_boundary); dma_set_seg_boundary(dev, shost->dma_boundary); |