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📄 _atomic64e.h(2.91 KB)
📄 _atomic_subword.h(7.27 KB)
📄 _bitset.h(2.3 KB)
📄 _blockcount.h(1.97 KB)
📄 _bus_dma.h(2.15 KB)
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📄 disk.h(6.31 KB)
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📄 dtrace_bsd.h(6.93 KB)
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📄 errno.h(8.29 KB)
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📄 event.h(12.61 KB)
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📄 exec.h(4.56 KB)
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📄 kbio.h(7.81 KB)
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📄 kern_prefetch.h(1.67 KB)
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📄 ktrace.h(8.13 KB)
📄 libkern.h(7.74 KB)
📄 limits.h(3.69 KB)
📄 link_aout.h(10.2 KB)
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📄 linker.h(11.88 KB)
📄 linker_set.h(3.85 KB)
📄 lock.h(12.24 KB)
📄 lock_profile.h(2.6 KB)
📄 lockf.h(5.55 KB)
📄 lockmgr.h(7 KB)
📄 lockstat.h(5.13 KB)
📄 loginclass.h(2.08 KB)
📄 mac.h(3.96 KB)
📄 malloc.h(11.76 KB)
📄 mbuf.h(50.74 KB)
📄 mchain.h(4.21 KB)
📄 md4.h(1.63 KB)
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📄 mdioctl.h(3.73 KB)
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📄 module_khelp.h(3.45 KB)
📄 mount.h(42.05 KB)
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📄 mqueue.h(1.86 KB)
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📄 namei.h(11.27 KB)
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📄 nv.h(10.62 KB)
📄 nvpair.h(14.77 KB)
📄 osd.h(4.02 KB)
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📄 pciio.h(5.67 KB)
📄 pcpu.h(9.79 KB)
📄 pctrie.h(5.19 KB)
📄 physmem.h(2.92 KB)
📄 pidctrl.h(5.44 KB)
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📄 priv.h(19.73 KB)
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📄 procctl.h(4.89 KB)
📄 procdesc.h(4.46 KB)
📄 procfs.h(4.2 KB)
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📄 ptio.h(1.57 KB)
📄 ptrace.h(8.61 KB)
📄 qmath.h(22.07 KB)
📄 queue.h(28.61 KB)
📄 racct.h(7.48 KB)
📄 random.h(5.41 KB)
📄 rangelock.h(3.86 KB)
📄 rangeset.h(2.96 KB)
📄 rctl.h(5.91 KB)
📄 reboot.h(3.41 KB)
📄 refcount.h(5.72 KB)
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📄 resource.h(5.32 KB)
📄 resourcevar.h(6.33 KB)
📄 rman.h(6.41 KB)
📄 rmlock.h(5.56 KB)
📄 rtprio.h(3.08 KB)
📄 runq.h(2.54 KB)
📄 rwlock.h(10.61 KB)
📄 sbuf.h(4.68 KB)
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📄 sdt.h(17.89 KB)
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📄 selinfo.h(2.39 KB)
📄 sem.h(4.31 KB)
📄 sema.h(2.61 KB)
📄 seqc.h(3.26 KB)
📄 serial.h(3.49 KB)
📄 sf_buf.h(5.87 KB)
📄 sglist.h(3.89 KB)
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📄 signal.h(15.83 KB)
📄 signalvar.h(12.95 KB)
📄 sleepqueue.h(5.61 KB)
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📄 smr_types.h(4.87 KB)
📄 snoop.h(1014 B)
📄 sockbuf.h(9.9 KB)
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📄 socketvar.h(18.75 KB)
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📄 sockopt.h(2.98 KB)
📄 soundcard.h(69.38 KB)
📄 specialfd.h(1.56 KB)
📄 spigenio.h(2.28 KB)
📄 stack.h(2.65 KB)
📄 stat.h(13.44 KB)
📄 stats.h(34.73 KB)
📄 statvfs.h(3.08 KB)
📄 stdatomic.h(13.94 KB)
📄 stddef.h(1.7 KB)
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📄 sx.h(11.04 KB)
📄 syscall.h(13.99 KB)
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📄 vnode.h(40.87 KB)
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📄 wait.h(6.11 KB)
📄 watchdog.h(4.22 KB)

Editing: lockstat.h

/*-
 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
 *
 * Copyright (c) 2008-2009 Stacey Son <sson@FreeBSD.org> 
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 * $FreeBSD$
 */

/*
 * DTrace lockstat provider definitions
 */

#ifndef _SYS_LOCKSTAT_H
#define	_SYS_LOCKSTAT_H

#ifdef _KERNEL

#include <sys/param.h>
#include <sys/queue.h>
#include <sys/sdt.h>

SDT_PROVIDER_DECLARE(lockstat);

SDT_PROBE_DECLARE(lockstat, , , adaptive__acquire);
SDT_PROBE_DECLARE(lockstat, , , adaptive__release);
SDT_PROBE_DECLARE(lockstat, , , adaptive__spin);
SDT_PROBE_DECLARE(lockstat, , , adaptive__block);

SDT_PROBE_DECLARE(lockstat, , , spin__acquire);
SDT_PROBE_DECLARE(lockstat, , , spin__release);
SDT_PROBE_DECLARE(lockstat, , , spin__spin);

SDT_PROBE_DECLARE(lockstat, , , rw__acquire);
SDT_PROBE_DECLARE(lockstat, , , rw__release);
SDT_PROBE_DECLARE(lockstat, , , rw__block);
SDT_PROBE_DECLARE(lockstat, , , rw__spin);
SDT_PROBE_DECLARE(lockstat, , , rw__upgrade);
SDT_PROBE_DECLARE(lockstat, , , rw__downgrade);

SDT_PROBE_DECLARE(lockstat, , , sx__acquire);
SDT_PROBE_DECLARE(lockstat, , , sx__release);
SDT_PROBE_DECLARE(lockstat, , , sx__block);
SDT_PROBE_DECLARE(lockstat, , , sx__spin);
SDT_PROBE_DECLARE(lockstat, , , sx__upgrade);
SDT_PROBE_DECLARE(lockstat, , , sx__downgrade);

SDT_PROBE_DECLARE(lockstat, , , lockmgr__acquire);
SDT_PROBE_DECLARE(lockstat, , , lockmgr__release);
SDT_PROBE_DECLARE(lockstat, , , lockmgr__disown);
SDT_PROBE_DECLARE(lockstat, , , lockmgr__block);
SDT_PROBE_DECLARE(lockstat, , , lockmgr__upgrade);
SDT_PROBE_DECLARE(lockstat, , , lockmgr__downgrade);

SDT_PROBE_DECLARE(lockstat, , , thread__spin);

#define	LOCKSTAT_WRITER		0
#define	LOCKSTAT_READER		1

extern volatile bool lockstat_enabled;

#ifdef KDTRACE_HOOKS

#define	LOCKSTAT_RECORD0(probe, lp)					\
	SDT_PROBE1(lockstat, , , probe, lp)

#define	LOCKSTAT_RECORD1(probe, lp, arg1)				\
	SDT_PROBE2(lockstat, , , probe, lp, arg1)

#define	LOCKSTAT_RECORD2(probe, lp, arg1, arg2)				\
	SDT_PROBE3(lockstat, , , probe, lp, arg1, arg2)

#define	LOCKSTAT_RECORD3(probe, lp, arg1, arg2, arg3)			\
	SDT_PROBE4(lockstat, , , probe, lp, arg1, arg2, arg3)

#define	LOCKSTAT_RECORD4(probe, lp, arg1, arg2, arg3, arg4)		\
	SDT_PROBE5(lockstat, , , probe, lp, arg1, arg2, arg3, arg4)

#define	LOCKSTAT_PROFILE_OBTAIN_LOCK_SUCCESS(probe, lp, c, wt, f, l) do { \
	lock_profile_obtain_lock_success(&(lp)->lock_object, c, wt, f, l); \
	LOCKSTAT_RECORD0(probe, lp);					\
} while (0)

#define	LOCKSTAT_PROFILE_OBTAIN_RWLOCK_SUCCESS(probe, lp, c, wt, f, l, a) do { \
	lock_profile_obtain_lock_success(&(lp)->lock_object, c, wt, f, l); \
	LOCKSTAT_RECORD1(probe, lp, a);					\
} while (0)

#define	LOCKSTAT_PROFILE_RELEASE_LOCK(probe, lp) do {			\
	lock_profile_release_lock(&(lp)->lock_object);			\
	LOCKSTAT_RECORD0(probe, lp);					\
} while (0)

#define	LOCKSTAT_PROFILE_RELEASE_RWLOCK(probe, lp, a) do {		\
	lock_profile_release_lock(&(lp)->lock_object);			\
	LOCKSTAT_RECORD1(probe, lp, a);					\
} while (0)

#define	LOCKSTAT_PROFILE_ENABLED(probe)		__predict_false(lockstat_enabled)

struct lock_object;
uint64_t lockstat_nsecs(struct lock_object *);

#else /* !KDTRACE_HOOKS */

#define	LOCKSTAT_RECORD0(probe, lp)
#define	LOCKSTAT_RECORD1(probe, lp, arg1)
#define	LOCKSTAT_RECORD2(probe, lp, arg1, arg2)
#define	LOCKSTAT_RECORD3(probe, lp, arg1, arg2, arg3)
#define	LOCKSTAT_RECORD4(probe, lp, arg1, arg2, arg3, arg4)

#define	LOCKSTAT_PROFILE_OBTAIN_LOCK_SUCCESS(probe, lp, c, wt, f, l)	\
	lock_profile_obtain_lock_success(&(lp)->lock_object, c, wt, f, l)

#define	LOCKSTAT_PROFILE_OBTAIN_RWLOCK_SUCCESS(probe, lp, c, wt, f, l, a) \
	LOCKSTAT_PROFILE_OBTAIN_LOCK_SUCCESS(probe, lp, c, wt, f, l)

#define	LOCKSTAT_PROFILE_RELEASE_LOCK(probe, lp)  			\
	lock_profile_release_lock(&(lp)->lock_object)

#define	LOCKSTAT_PROFILE_RELEASE_RWLOCK(probe, lp, a)  			\
	LOCKSTAT_PROFILE_RELEASE_LOCK(probe, lp)

#define	LOCKSTAT_PROFILE_ENABLED(probe)		0

#endif /* !KDTRACE_HOOKS */

#endif /* _KERNEL */
#endif /* _SYS_LOCKSTAT_H */

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Editing: lockstat.h

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