disk_block_events

Name:disk_block_events - block and flush disk event checking*@disk: disk to block events for* On return from this function, it is guaranteed that event checking* isn't in progress and won't happen until unblocked by* disk_unblock_events()

Proto:void disk_block_events(struct gendisk *disk)

Type:void

Parameter:

Type	Parameter	Name
struct gendisk *	disk

1690

ev = ev

1694

If Not ev Then Return

1701

mutex_lock( & protects blocking )

1703

spin_lock_irqsave( & lock, flags)

1704

cancel = Not vent blocking depth ++

1705

spin_unlock_irqrestore( & lock, flags)

1707

If cancel Then ancel_delayed_work_sync - cancel a delayed work and wait for it to finish*@dwork: the delayed work cancel* This is cancel_work_sync() for delayed works.* Return:* %true if @dwork was pending, %false otherwise.

1710

mutex_unlock - release the mutex*@lock: the mutex to be released* Unlock a mutex that has been locked by this task previously.* This function must not be used in interrupt context. Unlocking* of a not locked mutex is not allowed.

**Caller**
Name	Describe
disk_clear_events	disk_clear_events - synchronously check, clear and return pending events@disk: disk to fetch and clear events from@mask: mask of events to be fetched and cleared* Disk events are synchronously checked and pending events in @mask
disk_events_poll_msecs_store
disk_del_events
blkdev_get	lkdev_get - open a block device@bdev: block_device to open@mode: FMODE_* mask@holder: exclusive holder identifier Open @bdev with @mode. If @mode includes %FMODE_EXCL, @bdev is* open with exclusive access. Specifying %FMODE_EXCL with %NULL

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Function report