diff options
Diffstat (limited to 'drivers/scsi/sr.c')
| -rw-r--r-- | drivers/scsi/sr.c | 36 |
1 files changed, 14 insertions, 22 deletions
diff --git a/drivers/scsi/sr.c b/drivers/scsi/sr.c index 3b3a53c6a0de..2b43c0f97442 100644 --- a/drivers/scsi/sr.c +++ b/drivers/scsi/sr.c @@ -517,6 +517,17 @@ static blk_status_t sr_init_command(struct scsi_cmnd *SCpnt) return ret; } +static void sr_revalidate_disk(struct scsi_cd *cd) +{ + struct scsi_sense_hdr sshdr; + + /* if the unit is not ready, nothing more to do */ + if (scsi_test_unit_ready(cd->device, SR_TIMEOUT, MAX_RETRIES, &sshdr)) + return; + sr_cd_check(&cd->cdi); + get_sectorsize(cd); +} + static int sr_block_open(struct block_device *bdev, fmode_t mode) { struct scsi_cd *cd; @@ -529,7 +540,8 @@ static int sr_block_open(struct block_device *bdev, fmode_t mode) sdev = cd->device; scsi_autopm_get_device(sdev); - check_disk_change(bdev); + if (bdev_check_media_change(bdev)) + sr_revalidate_disk(cd); mutex_lock(&cd->lock); ret = cdrom_open(&cd->cdi, bdev, mode); @@ -658,26 +670,6 @@ static unsigned int sr_block_check_events(struct gendisk *disk, return ret; } -static int sr_block_revalidate_disk(struct gendisk *disk) -{ - struct scsi_sense_hdr sshdr; - struct scsi_cd *cd; - - cd = scsi_cd_get(disk); - if (!cd) - return -ENXIO; - - /* if the unit is not ready, nothing more to do */ - if (scsi_test_unit_ready(cd->device, SR_TIMEOUT, MAX_RETRIES, &sshdr)) - goto out; - - sr_cd_check(&cd->cdi); - get_sectorsize(cd); -out: - scsi_cd_put(cd); - return 0; -} - static const struct block_device_operations sr_bdops = { .owner = THIS_MODULE, @@ -688,7 +680,6 @@ static const struct block_device_operations sr_bdops = .compat_ioctl = sr_block_compat_ioctl, #endif .check_events = sr_block_check_events, - .revalidate_disk = sr_block_revalidate_disk, }; static int sr_open(struct cdrom_device_info *cdi, int purpose) @@ -802,6 +793,7 @@ static int sr_probe(struct device *dev) dev_set_drvdata(dev, cd); disk->flags |= GENHD_FL_REMOVABLE; + sr_revalidate_disk(cd); device_add_disk(&sdev->sdev_gendev, disk, NULL); sdev_printk(KERN_DEBUG, sdev, |