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authorLinus Torvalds <torvalds@linux-foundation.org>2011-03-24 10:16:26 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-03-24 10:16:26 -0700
commit6c5103890057b1bb781b26b7aae38d33e4c517d8 (patch)
treee6e57961dcddcb5841acb34956e70b9dc696a880 /drivers/cdrom/viocd.c
parent3dab04e6978e358ad2307bca563fabd6c5d2c58b (diff)
parent9d2e157d970a73b3f270b631828e03eb452d525e (diff)
downloadop-kernel-dev-6c5103890057b1bb781b26b7aae38d33e4c517d8.zip
op-kernel-dev-6c5103890057b1bb781b26b7aae38d33e4c517d8.tar.gz
Merge branch 'for-2.6.39/core' of git://git.kernel.dk/linux-2.6-block
* 'for-2.6.39/core' of git://git.kernel.dk/linux-2.6-block: (65 commits) Documentation/iostats.txt: bit-size reference etc. cfq-iosched: removing unnecessary think time checking cfq-iosched: Don't clear queue stats when preempt. blk-throttle: Reset group slice when limits are changed blk-cgroup: Only give unaccounted_time under debug cfq-iosched: Don't set active queue in preempt block: fix non-atomic access to genhd inflight structures block: attempt to merge with existing requests on plug flush block: NULL dereference on error path in __blkdev_get() cfq-iosched: Don't update group weights when on service tree fs: assign sb->s_bdi to default_backing_dev_info if the bdi is going away block: Require subsystems to explicitly allocate bio_set integrity mempool jbd2: finish conversion from WRITE_SYNC_PLUG to WRITE_SYNC and explicit plugging jbd: finish conversion from WRITE_SYNC_PLUG to WRITE_SYNC and explicit plugging fs: make fsync_buffers_list() plug mm: make generic_writepages() use plugging blk-cgroup: Add unaccounted time to timeslice_used. block: fixup plugging stubs for !CONFIG_BLOCK block: remove obsolete comments for blkdev_issue_zeroout. blktrace: Use rq->cmd_flags directly in blk_add_trace_rq. ... Fix up conflicts in fs/{aio.c,super.c}
Diffstat (limited to 'drivers/cdrom/viocd.c')
-rw-r--r--drivers/cdrom/viocd.c17
1 files changed, 10 insertions, 7 deletions
diff --git a/drivers/cdrom/viocd.c b/drivers/cdrom/viocd.c
index be73a9b..4e874c5 100644
--- a/drivers/cdrom/viocd.c
+++ b/drivers/cdrom/viocd.c
@@ -186,10 +186,11 @@ static int viocd_blk_ioctl(struct block_device *bdev, fmode_t mode,
return ret;
}
-static int viocd_blk_media_changed(struct gendisk *disk)
+static unsigned int viocd_blk_check_events(struct gendisk *disk,
+ unsigned int clearing)
{
struct disk_info *di = disk->private_data;
- return cdrom_media_changed(&di->viocd_info);
+ return cdrom_check_events(&di->viocd_info, clearing);
}
static const struct block_device_operations viocd_fops = {
@@ -197,7 +198,7 @@ static const struct block_device_operations viocd_fops = {
.open = viocd_blk_open,
.release = viocd_blk_release,
.ioctl = viocd_blk_ioctl,
- .media_changed = viocd_blk_media_changed,
+ .check_events = viocd_blk_check_events,
};
static int viocd_open(struct cdrom_device_info *cdi, int purpose)
@@ -320,7 +321,8 @@ static void do_viocd_request(struct request_queue *q)
}
}
-static int viocd_media_changed(struct cdrom_device_info *cdi, int disc_nr)
+static unsigned int viocd_check_events(struct cdrom_device_info *cdi,
+ unsigned int clearing, int disc_nr)
{
struct viocd_waitevent we;
HvLpEvent_Rc hvrc;
@@ -340,7 +342,7 @@ static int viocd_media_changed(struct cdrom_device_info *cdi, int disc_nr)
if (hvrc != 0) {
pr_warning("bad rc on HvCallEvent_signalLpEventFast %d\n",
(int)hvrc);
- return -EIO;
+ return 0;
}
wait_for_completion(&we.com);
@@ -354,7 +356,7 @@ static int viocd_media_changed(struct cdrom_device_info *cdi, int disc_nr)
return 0;
}
- return we.changed;
+ return we.changed ? DISK_EVENT_MEDIA_CHANGE : 0;
}
static int viocd_lock_door(struct cdrom_device_info *cdi, int locking)
@@ -550,7 +552,7 @@ static int viocd_audio_ioctl(struct cdrom_device_info *cdi, unsigned int cmd,
static struct cdrom_device_ops viocd_dops = {
.open = viocd_open,
.release = viocd_release,
- .media_changed = viocd_media_changed,
+ .check_events = viocd_check_events,
.lock_door = viocd_lock_door,
.generic_packet = viocd_packet,
.audio_ioctl = viocd_audio_ioctl,
@@ -624,6 +626,7 @@ static int viocd_probe(struct vio_dev *vdev, const struct vio_device_id *id)
gendisk->queue = q;
gendisk->fops = &viocd_fops;
gendisk->flags = GENHD_FL_CD|GENHD_FL_REMOVABLE;
+ gendisk->events = DISK_EVENT_MEDIA_CHANGE;
set_capacity(gendisk, 0);
gendisk->private_data = d;
d->viocd_disk = gendisk;
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