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Kernel: Use KResultOr and TRY() for ThreadTracer
Also make the constructor private, since it's only called by the static factory function.
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ededd6aac6
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2 changed files with 3 additions and 6 deletions
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@ -785,10 +785,7 @@ void Process::set_tty(TTY* tty)
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KResult Process::start_tracing_from(ProcessID tracer)
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KResult Process::start_tracing_from(ProcessID tracer)
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{
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{
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auto thread_tracer = ThreadTracer::create(tracer);
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m_tracer = TRY(ThreadTracer::try_create(tracer));
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if (!thread_tracer)
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return ENOMEM;
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m_tracer = move(thread_tracer);
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return KSuccess;
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return KSuccess;
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}
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}
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@ -15,7 +15,7 @@ namespace Kernel {
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class ThreadTracer {
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class ThreadTracer {
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public:
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public:
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static OwnPtr<ThreadTracer> create(ProcessID tracer) { return try_make<ThreadTracer>(tracer); }
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static KResultOr<NonnullOwnPtr<ThreadTracer>> try_create(ProcessID tracer) { return adopt_nonnull_own_or_enomem(new (nothrow) ThreadTracer(tracer)); }
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ProcessID tracer_pid() const { return m_tracer_pid; }
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ProcessID tracer_pid() const { return m_tracer_pid; }
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bool has_pending_signal(u32 signal) const { return m_pending_signals & (1 << (signal - 1)); }
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bool has_pending_signal(u32 signal) const { return m_pending_signals & (1 << (signal - 1)); }
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@ -34,9 +34,9 @@ public:
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return m_regs.value();
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return m_regs.value();
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}
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}
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private:
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explicit ThreadTracer(ProcessID);
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explicit ThreadTracer(ProcessID);
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private:
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ProcessID m_tracer_pid { -1 };
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ProcessID m_tracer_pid { -1 };
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// This is a bitmap for signals that are sent from the tracer to the tracee
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// This is a bitmap for signals that are sent from the tracer to the tracee
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