diff options
Diffstat (limited to 'drivers/ata/libata-scsi.c')
| -rw-r--r-- | drivers/ata/libata-scsi.c | 28 |
1 files changed, 16 insertions, 12 deletions
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c index 2f4c58837641..cdf29b178ddc 100644 --- a/drivers/ata/libata-scsi.c +++ b/drivers/ata/libata-scsi.c @@ -1021,7 +1021,8 @@ bool ata_scsi_dma_need_drain(struct request *rq) } EXPORT_SYMBOL_GPL(ata_scsi_dma_need_drain); -int ata_scsi_dev_config(struct scsi_device *sdev, struct ata_device *dev) +int ata_scsi_dev_config(struct scsi_device *sdev, struct queue_limits *lim, + struct ata_device *dev) { struct request_queue *q = sdev->request_queue; int depth = 1; @@ -1031,7 +1032,7 @@ int ata_scsi_dev_config(struct scsi_device *sdev, struct ata_device *dev) /* configure max sectors */ dev->max_sectors = min(dev->max_sectors, sdev->host->max_sectors); - blk_queue_max_hw_sectors(q, dev->max_sectors); + lim->max_hw_sectors = dev->max_sectors; if (dev->class == ATA_DEV_ATAPI) { sdev->sector_size = ATA_SECT_SIZE; @@ -1040,7 +1041,7 @@ int ata_scsi_dev_config(struct scsi_device *sdev, struct ata_device *dev) blk_queue_update_dma_pad(q, ATA_DMA_PAD_SZ - 1); /* make room for appending the drain */ - blk_queue_max_segments(q, queue_max_segments(q) - 1); + lim->max_segments--; sdev->dma_drain_len = ATAPI_MAX_DRAIN; sdev->dma_drain_buf = kmalloc(sdev->dma_drain_len, GFP_NOIO); @@ -1077,7 +1078,7 @@ int ata_scsi_dev_config(struct scsi_device *sdev, struct ata_device *dev) "sector_size=%u > PAGE_SIZE, PIO may malfunction\n", sdev->sector_size); - blk_queue_update_dma_alignment(q, sdev->sector_size - 1); + lim->dma_alignment = sdev->sector_size - 1; if (dev->flags & ATA_DFLAG_AN) set_bit(SDEV_EVT_MEDIA_CHANGE, sdev->supported_events); @@ -1131,8 +1132,9 @@ int ata_scsi_slave_alloc(struct scsi_device *sdev) EXPORT_SYMBOL_GPL(ata_scsi_slave_alloc); /** - * ata_scsi_slave_config - Set SCSI device attributes + * ata_scsi_device_configure - Set SCSI device attributes * @sdev: SCSI device to examine + * @lim: queue limits * * This is called before we actually start reading * and writing to the device, to configure certain @@ -1142,17 +1144,18 @@ EXPORT_SYMBOL_GPL(ata_scsi_slave_alloc); * Defined by SCSI layer. We don't really care. */ -int ata_scsi_slave_config(struct scsi_device *sdev) +int ata_scsi_device_configure(struct scsi_device *sdev, + struct queue_limits *lim) { struct ata_port *ap = ata_shost_to_port(sdev->host); struct ata_device *dev = __ata_scsi_find_dev(ap, sdev); if (dev) - return ata_scsi_dev_config(sdev, dev); + return ata_scsi_dev_config(sdev, lim, dev); return 0; } -EXPORT_SYMBOL_GPL(ata_scsi_slave_config); +EXPORT_SYMBOL_GPL(ata_scsi_device_configure); /** * ata_scsi_slave_destroy - SCSI device is about to be destroyed @@ -4745,7 +4748,7 @@ void ata_scsi_dev_rescan(struct work_struct *work) * bail out. */ if (ap->pflags & ATA_PFLAG_SUSPENDED) - goto unlock; + goto unlock_ap; if (!sdev) continue; @@ -4758,7 +4761,7 @@ void ata_scsi_dev_rescan(struct work_struct *work) if (do_resume) { ret = scsi_resume_device(sdev); if (ret == -EWOULDBLOCK) - goto unlock; + goto unlock_scan; dev->flags &= ~ATA_DFLAG_RESUMING; } ret = scsi_rescan_device(sdev); @@ -4766,12 +4769,13 @@ void ata_scsi_dev_rescan(struct work_struct *work) spin_lock_irqsave(ap->lock, flags); if (ret) - goto unlock; + goto unlock_ap; } } -unlock: +unlock_ap: spin_unlock_irqrestore(ap->lock, flags); +unlock_scan: mutex_unlock(&ap->scsi_scan_mutex); /* Reschedule with a delay if scsi_rescan_device() returned an error */ |