Mach trap#-93
svc · mach trap -93
mk_timer_cancel
Cancel a pending arm on a kernel timer and optionally return the previous deadline.
Prototype
kern_return_t mk_timer_cancel(/* 2 args */);Returns: kern_return_t
Version history
| XNU tag | macOS | # |
|---|---|---|
| xnu-123.5 | macOS 10.0 Cheetah | -93 |
| xnu-201 | macOS 10.1 Puma | -93 |
| xnu-344 | macOS 10.2 Jaguar | -93 |
| xnu-517 | macOS 10.3 Panther | -93 |
| xnu-124.1 | — | -93 |
| xnu-124.13 | — | -93 |
| xnu-124.7 | — | -93 |
| xnu-201.14 | — | -93 |
| xnu-201.19 | — | -93 |
| xnu-201.19.3 | — | -93 |
| xnu-201.42.3 | — | -93 |
| xnu-201.5 | — | -93 |
| xnu-344.12.2 | — | -93 |
| xnu-344.2 | — | -93 |
| xnu-344.21.73 | — | -93 |
| xnu-344.21.74 | — | -93 |
| xnu-344.23 | — | -93 |
| xnu-344.26 | — | -93 |
| xnu-344.32 | — | -93 |
| xnu-344.34 | — | -93 |
| xnu-344.49 | — | -93 |
| xnu-517.11.1 | — | -93 |
| xnu-517.12.7 | — | -93 |
| xnu-517.3.15 | — | -93 |
| xnu-517.3.7 | — | -93 |
| xnu-517.7.21 | — | -93 |
| xnu-517.7.7 | — | -93 |
| xnu-517.9.4 | — | -93 |
| xnu-517.9.5 | — | -93 |
Notes
mk_timer_cancel undoes a previous mk_timer_arm without destroying the port; the timer can be re-armed later. If a fire message has already been enqueued the cancel will not drain it — the caller may still need a non-blocking mach_msg receive to clear it.
Related APIs
mk_timer_cancel_trapmk_timer_armmk_timer_destroy