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4ab9d8736b
Previously calls to perf_event() would end up in a process-specific perfcore file even though global profiling was enabled. This changes the behavior for perf_event() so that these events are stored into the global profile instead.
23 lines
559 B
C++
23 lines
559 B
C++
/*
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* Copyright (c) 2018-2021, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <Kernel/PerformanceEventBuffer.h>
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#include <Kernel/Process.h>
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namespace Kernel {
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KResultOr<int> Process::sys$perf_event(int type, FlatPtr arg1, FlatPtr arg2)
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{
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auto events_buffer = current_perf_events_buffer();
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if (!events_buffer) {
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if (!create_perf_events_buffer_if_needed())
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return ENOMEM;
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events_buffer = perf_events();
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}
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return events_buffer->append(type, arg1, arg2, nullptr);
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}
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}
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