mirror of
https://github.com/RGBCube/serenity
synced 2025-07-25 04:07:44 +00:00
Kernel: Add support for profiling kmalloc()/kfree()
This commit is contained in:
parent
572bbf28cc
commit
277f333b2b
10 changed files with 84 additions and 2 deletions
|
@ -114,6 +114,14 @@ KResult PerformanceEventBuffer::append_with_eip_and_ebp(ProcessID pid, ThreadID
|
|||
event.data.context_switch.next_pid = arg1;
|
||||
event.data.context_switch.next_tid = arg2;
|
||||
break;
|
||||
case PERF_EVENT_KMALLOC:
|
||||
event.data.kmalloc.size = arg1;
|
||||
event.data.kmalloc.ptr = arg2;
|
||||
break;
|
||||
case PERF_EVENT_KFREE:
|
||||
event.data.kfree.size = arg1;
|
||||
event.data.kfree.ptr = arg2;
|
||||
break;
|
||||
default:
|
||||
return EINVAL;
|
||||
}
|
||||
|
@ -192,6 +200,16 @@ bool PerformanceEventBuffer::to_json_impl(Serializer& object) const
|
|||
event_object.add("next_pid", static_cast<u64>(event.data.context_switch.next_pid));
|
||||
event_object.add("next_tid", static_cast<u64>(event.data.context_switch.next_tid));
|
||||
break;
|
||||
case PERF_EVENT_KMALLOC:
|
||||
event_object.add("type", "kmalloc");
|
||||
event_object.add("ptr", static_cast<u64>(event.data.kmalloc.ptr));
|
||||
event_object.add("size", static_cast<u64>(event.data.kmalloc.size));
|
||||
break;
|
||||
case PERF_EVENT_KFREE:
|
||||
event_object.add("type", "kfree");
|
||||
event_object.add("ptr", static_cast<u64>(event.data.kfree.ptr));
|
||||
event_object.add("size", static_cast<u64>(event.data.kfree.size));
|
||||
break;
|
||||
}
|
||||
event_object.add("pid", event.pid);
|
||||
event_object.add("tid", event.tid);
|
||||
|
|
Loading…
Add table
Add a link
Reference in a new issue