aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/s390/char/tape_block.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/s390/char/tape_block.c')
-rw-r--r--drivers/s390/char/tape_block.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/s390/char/tape_block.c b/drivers/s390/char/tape_block.c
index 55d2d0f4eabc..83cea9a55e2f 100644
--- a/drivers/s390/char/tape_block.c
+++ b/drivers/s390/char/tape_block.c
@@ -48,14 +48,14 @@
48static DEFINE_MUTEX(tape_block_mutex); 48static DEFINE_MUTEX(tape_block_mutex);
49static int tapeblock_open(struct block_device *, fmode_t); 49static int tapeblock_open(struct block_device *, fmode_t);
50static int tapeblock_release(struct gendisk *, fmode_t); 50static int tapeblock_release(struct gendisk *, fmode_t);
51static int tapeblock_medium_changed(struct gendisk *); 51static unsigned int tapeblock_check_events(struct gendisk *, unsigned int);
52static int tapeblock_revalidate_disk(struct gendisk *); 52static int tapeblock_revalidate_disk(struct gendisk *);
53 53
54static const struct block_device_operations tapeblock_fops = { 54static const struct block_device_operations tapeblock_fops = {
55 .owner = THIS_MODULE, 55 .owner = THIS_MODULE,
56 .open = tapeblock_open, 56 .open = tapeblock_open,
57 .release = tapeblock_release, 57 .release = tapeblock_release,
58 .media_changed = tapeblock_medium_changed, 58 .check_events = tapeblock_check_events,
59 .revalidate_disk = tapeblock_revalidate_disk, 59 .revalidate_disk = tapeblock_revalidate_disk,
60}; 60};
61 61
@@ -161,7 +161,6 @@ tapeblock_requeue(struct work_struct *work) {
161 161
162 spin_lock_irq(&device->blk_data.request_queue_lock); 162 spin_lock_irq(&device->blk_data.request_queue_lock);
163 while ( 163 while (
164 !blk_queue_plugged(queue) &&
165 blk_peek_request(queue) && 164 blk_peek_request(queue) &&
166 nr_queued < TAPEBLOCK_MIN_REQUEUE 165 nr_queued < TAPEBLOCK_MIN_REQUEUE
167 ) { 166 ) {
@@ -237,6 +236,7 @@ tapeblock_setup_device(struct tape_device * device)
237 disk->major = tapeblock_major; 236 disk->major = tapeblock_major;
238 disk->first_minor = device->first_minor; 237 disk->first_minor = device->first_minor;
239 disk->fops = &tapeblock_fops; 238 disk->fops = &tapeblock_fops;
239 disk->events = DISK_EVENT_MEDIA_CHANGE;
240 disk->private_data = tape_get_device(device); 240 disk->private_data = tape_get_device(device);
241 disk->queue = blkdat->request_queue; 241 disk->queue = blkdat->request_queue;
242 set_capacity(disk, 0); 242 set_capacity(disk, 0);
@@ -340,8 +340,8 @@ tapeblock_revalidate_disk(struct gendisk *disk)
340 return 0; 340 return 0;
341} 341}
342 342
343static int 343static unsigned int
344tapeblock_medium_changed(struct gendisk *disk) 344tapeblock_check_events(struct gendisk *disk, unsigned int clearing)
345{ 345{
346 struct tape_device *device; 346 struct tape_device *device;
347 347
@@ -349,7 +349,7 @@ tapeblock_medium_changed(struct gendisk *disk)
349 DBF_LH(6, "tapeblock_medium_changed(%p) = %d\n", 349 DBF_LH(6, "tapeblock_medium_changed(%p) = %d\n",
350 device, device->blk_data.medium_changed); 350 device, device->blk_data.medium_changed);
351 351
352 return device->blk_data.medium_changed; 352 return device->blk_data.medium_changed ? DISK_EVENT_MEDIA_CHANGE : 0;
353} 353}
354 354
355/* 355/*