Commit dddd9dc3 authored by Tejun Heo's avatar Tejun Heo Committed by Jens Axboe
Browse files

block: kill genhd_media_change_notify() 



There's no user of the facility.  Kill it.

Signed-off-by: default avatarTejun Heo <tj@kernel.org>
Signed-off-by: default avatarJens Axboe <jaxboe@fusionio.com>
parent e4ea0c16

block/genhd.c

+0 −25
Original line number Diff line number Diff line
@@ -1110,29 +1110,6 @@ static int __init proc_genhd_init(void) 
module_init(proc_genhd_init);

#endif /* CONFIG_PROC_FS */



static void media_change_notify_thread(struct work_struct *work)

{

	struct gendisk *gd = container_of(work, struct gendisk, async_notify);

	char event[] = "MEDIA_CHANGE=1";

	char *envp[] = { event, NULL };



	/*

	 * set enviroment vars to indicate which event this is for

	 * so that user space will know to go check the media status.

	 */

	kobject_uevent_env(&disk_to_dev(gd)->kobj, KOBJ_CHANGE, envp);

	put_device(gd->driverfs_dev);

}



#if 0

void genhd_media_change_notify(struct gendisk *disk)

{

	get_device(disk->driverfs_dev);

	schedule_work(&disk->async_notify);

}

EXPORT_SYMBOL_GPL(genhd_media_change_notify);

#endif  /*  0  */



dev_t blk_lookup_devt(const char *name, int partno)

{

	dev_t devt = MKDEV(0, 0);
@@ -1198,8 +1175,6 @@ struct gendisk *alloc_disk_node(int minors, int node_id) 
		disk_to_dev(disk)->class = &block_class;

		disk_to_dev(disk)->type = &disk_type;

		device_initialize(disk_to_dev(disk));

		INIT_WORK(&disk->async_notify,

			media_change_notify_thread);

	}

	return disk;

}

include/linux/genhd.h

+0 −1
Original line number Diff line number Diff line
@@ -173,7 +173,6 @@ struct gendisk { 
	struct timer_rand_state *random;



	atomic_t sync_io;		/* RAID */

	struct work_struct async_notify;

#ifdef  CONFIG_BLK_DEV_INTEGRITY

	struct blk_integrity *integrity;

#endif