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Kernel: Deduplicate signpost perf event strings

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This commit is contained in:
Ali Mohammad Pur 2021-09-11 16:48:15 +04:30 • committed by Ali Mohammad Pur
parent d600f0d5b3
commit e1e91f6c85
2 changed files with 3 additions and 3 deletions
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4
Kernel/PerformanceEventBuffer.cpp
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@ -169,7 +169,7 @@ KResult PerformanceEventBuffer::to_json_impl(Serializer& object) const
{ {
auto strings = object.add_array("strings"); auto strings = object.add_array("strings");
for (auto& it : m_strings) { for (auto& it : m_strings) {
strings.add(it.view()); strings.add(it->view());
} }
} }
@ -309,7 +309,7 @@ KResultOr<FlatPtr> PerformanceEventBuffer::register_string(NonnullOwnPtr<KString
{ {
FlatPtr string_id = m_strings.size(); FlatPtr string_id = m_strings.size();
if (!m_strings.try_append(move(string))) if (m_strings.try_set(move(string)) == AK::HashSetResult::Failed)
return ENOBUFS; return ENOBUFS;
return string_id; return string_id;

2
Kernel/PerformanceEventBuffer.h
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@ -133,7 +133,7 @@ private:
size_t m_count { 0 }; size_t m_count { 0 };
NonnullOwnPtr<KBuffer> m_buffer; NonnullOwnPtr<KBuffer> m_buffer;
NonnullOwnPtrVector<KString> m_strings; HashTable<NonnullOwnPtr<KString>> m_strings;
}; };
extern bool g_profiling_all_threads; extern bool g_profiling_all_threads;