Modify ktr(4) to be typesafe
[dragonfly.git] / sys / kern / dsched / bfq / bfq_ktr.h
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1/*
2 * Copyright (c) 2011 The DragonFly Project. All rights reserved.
3 *
4 * This code is derived from software contributed to The DragonFly Project
5 * by Brills Peng <brillsp@gmail.com>
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 *
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in
15 * the documentation and/or other materials provided with the
16 * distribution.
17 * 3. Neither the name of The DragonFly Project nor the names of its
18 * contributors may be used to endorse or promote products derived
19 * from this software without specific, prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
24 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
25 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
26 * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
27 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
28 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
29 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
30 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
31 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 */
34
35
36/*
37 * Kernel tracing facility definitions for BFQ
38 *
39 * This header can ONLY be included by bfq.c
40 */
41#ifndef _DSCHED_BFQ_BFQ_C_
42#error "bfq_ktr.h should only be included in sys/kern/dsched/bfq/bfq.c!"
43#endif
44
45#ifndef _DSCHED_BFQ_KTR_H_
46#define _DSCHED_BFQ_KTR_H_
47#include <sys/ktr.h>
48
49#if !defined(KTR_DSCHED_BFQ)
50#define KTR_DSCHED_BFQ KTR_ALL
51#endif
52KTR_INFO_MASTER(dsched_bfq);
53
54/* thread created */
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55KTR_INFO(KTR_DSCHED_BFQ, dsched_bfq, thread_created, 0, "%p",
56 struct bfq_thread_io *bfq_tdio);
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57
58/* average seek distance per thread */
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59KTR_INFO(KTR_DSCHED_BFQ, dsched_bfq, thread_seek_avg, 0, "%p: %" PRIu64,
60 struct bfq_thread_io *bfq_tdio, off_t seek_avg);
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61
62/* average thinking time per thread */
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63KTR_INFO(KTR_DSCHED_BFQ, dsched_bfq, thread_ttime_avg, 0, "%p: %" PRIu64,
64 struct bfq_thread_io *bfq_tdio, off_t ttime_avg);
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65
66#endif
67