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authorTejun Heo <tj@kernel.org>2011-03-09 21:54:28 +0300
committerTejun Heo <tj@kernel.org>2011-03-09 21:54:28 +0300
commit507daea2276677785ba8096d90b9e8049632fc46 (patch)
treefcf9037340b293546f21420a1285a32659cba492 /drivers/block/DAC960.c
parentb1b56b93f331bd61492fdb99e7986f7a528ca730 (diff)
downloadlinux-507daea2276677785ba8096d90b9e8049632fc46.tar.xz
dac960: Convert to bdops->check_events()
Convert from ->media_changed() to ->check_events(). DAC960 media change notification seems to be one way (once set, never cleared) and will generate spurious events when polled once the condition triggers. Signed-off-by: Tejun Heo <tj@kernel.org> Cc: Jens Axboe <axboe@kernel.dk> Cc: Kay Sievers <kay.sievers@vrfy.org>
Diffstat (limited to 'drivers/block/DAC960.c')
-rw-r--r--drivers/block/DAC960.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/block/DAC960.c b/drivers/block/DAC960.c
index 1f286ab461d3..79882104e431 100644
--- a/drivers/block/DAC960.c
+++ b/drivers/block/DAC960.c
@@ -140,13 +140,14 @@ static int DAC960_getgeo(struct block_device *bdev, struct hd_geometry *geo)
return 0;
}
-static int DAC960_media_changed(struct gendisk *disk)
+static unsigned int DAC960_check_events(struct gendisk *disk,
+ unsigned int clearing)
{
DAC960_Controller_T *p = disk->queue->queuedata;
int drive_nr = (long)disk->private_data;
if (!p->LogicalDriveInitiallyAccessible[drive_nr])
- return 1;
+ return DISK_EVENT_MEDIA_CHANGE;
return 0;
}
@@ -163,7 +164,7 @@ static const struct block_device_operations DAC960_BlockDeviceOperations = {
.owner = THIS_MODULE,
.open = DAC960_open,
.getgeo = DAC960_getgeo,
- .media_changed = DAC960_media_changed,
+ .check_events = DAC960_check_events,
.revalidate_disk = DAC960_revalidate_disk,
};
@@ -2546,6 +2547,7 @@ static bool DAC960_RegisterBlockDevice(DAC960_Controller_T *Controller)
disk->major = MajorNumber;
disk->first_minor = n << DAC960_MaxPartitionsBits;
disk->fops = &DAC960_BlockDeviceOperations;
+ disk->events = DISK_EVENT_MEDIA_CHANGE;
}
/*
Indicate the Block Device Registration completed successfully,