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