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b7dae4f90e
This allows clock_gettime(CLOCK_MONOTONIC_COARSE) without syscalls. Core::EventLoop takes advantage of this automatically. :^)
30 lines
513 B
C++
30 lines
513 B
C++
/*
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* Copyright (c) 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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#pragma once
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#include <AK/Types.h>
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#ifdef KERNEL
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# include <Kernel/UnixTypes.h>
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#else
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# include <time.h>
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#endif
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namespace Kernel {
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inline bool time_page_supports(clockid_t clock_id)
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{
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return clock_id == CLOCK_REALTIME_COARSE || clock_id == CLOCK_MONOTONIC_COARSE;
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}
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struct TimePage {
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volatile u32 update1;
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struct timespec clocks[CLOCK_ID_COUNT];
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volatile u32 update2;
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};
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}
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