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1Generic Block Device Capability
2===============================================================================
3This file documents the sysfs file block/<disk>/capability
4
5capability is a hex word indicating which capabilities a specific disk
6supports. For more information on bits not listed here, see
7include/linux/genhd.h
8
9Capability Value
10-------------------------------------------------------------------------------
11GENHD_FL_MEDIA_CHANGE_NOTIFY 4
12 When this bit is set, the disk supports Asynchronous Notification
13 of media change events. These events will be broadcast to user
14 space via kernel uevent.
15