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#include <sys/dditypes.h> #include <sys/sunddi.h> int ddi_remove_event_handler(ddi_registration_id_t id);
Solaris DDI specific (Solaris DDI).
Unique system wide registration ID return by ddi_add_event_handler(9F) upon successful registration.
The ddi_remove_event_handler() function removes the callback handler specified by the registration id (ddi_registration_id_t). Upon successful removal, the callback handler is removed from the system and will not be invoked in the face of the event.
Callback handler removed successfully.
Failed to remove callback handler.
The ddi_remove_event_handler() function can be called from user and kernel contexts only.
See attributes(5) for a description of the following attributes:
| ATTRIBUTE TYPE ATTRIBUTE VALUE |
| Stability Level Committed |
attributes(5), ddi_add_event_handler(9F), ddi_get_eventcookie(9F)
Writing Device Drivers
Device drivers must remove all registered callback handlers before detach(9E) processing for that device instance is complete.