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(Windows ETW) Added process names for pid=4 (System) and threadID=0 (System Idle)

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This commit is contained in:
Victor Zarubkin 2016-12-14 23:12:16 +03:00
parent 7883371166
commit 8cfeb1b7f2
1 changed files with 13 additions and 4 deletions
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13
easy_profiler_core/event_trace_win.cpp
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@ -78,7 +78,7 @@ namespace profiler {
struct ProcessInfo {
std::string name;
uint32_t id = 0;
processid_t id = 0;
int8_t valid = 0;
};
@ -106,7 +106,7 @@ namespace profiler {
//////////////////////////////////////////////////////////////////////////
typedef ::std::unordered_map<decltype(CSwitch::NewThreadId), ProcessInfo*, ::profiler::do_not_calc_hash> thread_process_info_map;
typedef ::std::unordered_map<uint32_t, ProcessInfo, ::profiler::do_not_calc_hash> process_info_map;
typedef ::std::unordered_map<processid_t, ProcessInfo, ::profiler::do_not_calc_hash> process_info_map;
// Using static is safe because processTraceEvent() is called from one thread
process_info_map PROCESS_INFO_TABLE;
@ -183,6 +183,11 @@ namespace profiler {
//auto err = GetLastError();
//printf("OpenProcess(%u) fail: GetLastError() == %u\n", pid, err);
pinfo->valid = -1;
if (pid == 4) {
pinfo->name.reserve(pinfo->name.size() + 8);
pinfo->name.append(" System", 6);
}
}
}
@ -202,6 +207,10 @@ namespace profiler {
auto pinfo = it->second;
if (pinfo != nullptr)
process_name = pinfo->name.c_str();
else if (it->first == 0)
process_name = "System Idle";
else if (it->first == 4)
process_name = "System";
}
MANAGER.beginContextSwitch(_contextSwitchEvent->OldThreadId, time, _contextSwitchEvent->NewThreadId, process_name);