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construct/include/ircd/prof/times.h
Jason Volk fefaaca2c2 ircd::prof: Split header into directory.
ircd::prof: Split linux/perf_event specific to unit.
2019-07-31 19:43:09 -07:00

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// Matrix Construct
//
// Copyright (C) Matrix Construct Developers, Authors & Contributors
// Copyright (C) 2016-2019 Jason Volk <jason@zemos.net>
//
// Permission to use, copy, modify, and/or distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice is present in all copies. The
// full license for this software is available in the LICENSE file.
#pragma once
#define HAVE_IRCD_PROF_TIMES_H
namespace ircd::prof
{
struct times;
}
/// Frontend to times(2). This has low resolution in practice, but it's
/// very cheap as far as syscalls go; x-platform implementation courtesy
/// of boost::chrono.
struct ircd::prof::times
{
uint64_t real {0};
uint64_t kern {0};
uint64_t user {0};
times(sample_t);
times() = default;
};