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Kernel: Make Process::start_tracing_from API OOM safe

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Modify the API so it's possible to propagate error on OOM failure.
NonnullOwnPtr<T> is not appropriate for the ThreadTracer::create() API,
so switch to OwnPtr<T>, use adopt_own_if_nonnull() to handle creation.
This commit is contained in:
Brian Gianforcaro 2021-05-12 21:44:07 -07:00 • committed by Andreas Kling
commit 956314f0a1
Notes: sideshowbarker 2024-07-18 18:14:58 +09:00
4 changed files with 12 additions and 6 deletions
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Kernel/Process.h
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@ -241,7 +241,7 @@ public:
ThreadTracer* tracer() { return m_tracer.ptr(); }
bool is_traced() const { return !!m_tracer; }
void start_tracing_from(ProcessID tracer);
KResult start_tracing_from(ProcessID tracer);
void stop_tracing();
void tracer_trap(Thread&, const RegisterState&);