| =============================== |
| 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. |