[mirror_zfs.git] / include / os / linux / zfs / sys / trace_dmu.h

/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License (the "License").
 * You may not use this file except in compliance with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */

#if defined(_KERNEL)
#if defined(HAVE_DECLARE_EVENT_CLASS)

#undef TRACE_SYSTEM
#define	TRACE_SYSTEM zfs

#undef TRACE_SYSTEM_VAR
#define	TRACE_SYSTEM_VAR zfs_dmu

#if !defined(_TRACE_DMU_H) || defined(TRACE_HEADER_MULTI_READ)
#define	_TRACE_DMU_H

#include <linux/tracepoint.h>
#include <sys/types.h>

/*
 * Generic support for three argument tracepoints of the form:
 *
 * DTRACE_PROBE3(...,
 *     dmu_tx_t *, ...,
 *     uint64_t, ...,
 *     uint64_t, ...);
 */
/* BEGIN CSTYLED */
DECLARE_EVENT_CLASS(zfs_delay_mintime_class,
	TP_PROTO(dmu_tx_t *tx, uint64_t dirty, uint64_t min_tx_time),
	TP_ARGS(tx, dirty, min_tx_time),
	TP_STRUCT__entry(
	    __field(uint64_t,			tx_txg)
	    __field(uint64_t,			tx_lastsnap_txg)
	    __field(uint64_t,			tx_lasttried_txg)
	    __field(boolean_t,			tx_anyobj)
	    __field(boolean_t,			tx_dirty_delayed)
	    __field(hrtime_t,			tx_start)
	    __field(boolean_t,			tx_wait_dirty)
	    __field(int,			tx_err)
	    __field(uint64_t,			min_tx_time)
	    __field(uint64_t,			dirty)
	),
	TP_fast_assign(
	    __entry->tx_txg			= tx->tx_txg;
	    __entry->tx_lastsnap_txg		= tx->tx_lastsnap_txg;
	    __entry->tx_lasttried_txg		= tx->tx_lasttried_txg;
	    __entry->tx_anyobj			= tx->tx_anyobj;
	    __entry->tx_dirty_delayed		= tx->tx_dirty_delayed;
	    __entry->tx_start			= tx->tx_start;
	    __entry->tx_wait_dirty		= tx->tx_wait_dirty;
	    __entry->tx_err			= tx->tx_err;
	    __entry->dirty			= dirty;
	    __entry->min_tx_time		= min_tx_time;
	),
	TP_printk("tx { txg %llu lastsnap_txg %llu tx_lasttried_txg %llu "
	    "anyobj %d dirty_delayed %d start %llu wait_dirty %d err %i "
	    "} dirty %llu min_tx_time %llu",
	    __entry->tx_txg, __entry->tx_lastsnap_txg,
	    __entry->tx_lasttried_txg, __entry->tx_anyobj,
	    __entry->tx_dirty_delayed, __entry->tx_start,
	    __entry->tx_wait_dirty, __entry->tx_err,
	    __entry->dirty, __entry->min_tx_time)
);
/* END CSTYLED */

#define	DEFINE_DELAY_MINTIME_EVENT(name) \
DEFINE_EVENT(zfs_delay_mintime_class, name, \
    TP_PROTO(dmu_tx_t *tx, uint64_t dirty, uint64_t min_tx_time), \
    TP_ARGS(tx, dirty, min_tx_time))
DEFINE_DELAY_MINTIME_EVENT(zfs_delay__mintime);

/* BEGIN CSTYLED */
DECLARE_EVENT_CLASS(zfs_free_long_range_class,
	TP_PROTO(uint64_t long_free_dirty_all_txgs, uint64_t chunk_len, \
	    uint64_t txg),
	TP_ARGS(long_free_dirty_all_txgs, chunk_len, txg),
	TP_STRUCT__entry(
	    __field(uint64_t,			long_free_dirty_all_txgs)
	    __field(uint64_t,			chunk_len)
	    __field(uint64_t,			txg)
	),
	TP_fast_assign(
	    __entry->long_free_dirty_all_txgs	= long_free_dirty_all_txgs;
	    __entry->chunk_len					= chunk_len;
	    __entry->txg						= txg;
	),
	TP_printk("long_free_dirty_all_txgs %llu chunk_len %llu txg %llu",
	   __entry->long_free_dirty_all_txgs,
	   __entry->chunk_len, __entry->txg)
);
/* END CSTYLED */

#define	DEFINE_FREE_LONG_RANGE_EVENT(name) \
DEFINE_EVENT(zfs_free_long_range_class, name, \
    TP_PROTO(uint64_t long_free_dirty_all_txgs, \
    uint64_t chunk_len, uint64_t txg), \
    TP_ARGS(long_free_dirty_all_txgs, chunk_len, txg))
DEFINE_FREE_LONG_RANGE_EVENT(zfs_free__long__range);

#endif /* _TRACE_DMU_H */

#undef TRACE_INCLUDE_PATH
#undef TRACE_INCLUDE_FILE
#define	TRACE_INCLUDE_PATH sys
#define	TRACE_INCLUDE_FILE trace_dmu
#include <trace/define_trace.h>

#else

DEFINE_DTRACE_PROBE3(delay__mintime);
DEFINE_DTRACE_PROBE3(free__long__range);

#endif /* HAVE_DECLARE_EVENT_CLASS */
#endif /* _KERNEL */
Commit	Line	Data
49ee64e5 NB	1	/*
	2	* CDDL HEADER START
	3	*
	4	* The contents of this file are subject to the terms of the
	5	* Common Development and Distribution License (the "License").
	6	* You may not use this file except in compliance with the License.
	7	*
	8	* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
	9	* or http://www.opensolaris.org/os/licensing.
	10	* See the License for the specific language governing permissions
	11	* and limitations under the License.
	12	*
	13	* When distributing Covered Code, include this CDDL HEADER in each
	14	* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
	15	* If applicable, add the following below this CDDL HEADER, with the
	16	* fields enclosed by brackets "[]" replaced with your own identifying
	17	* information: Portions Copyright [yyyy] [name of copyright owner]
	18	*
	19	* CDDL HEADER END
	20	*/
	21
cb709642 BL	22	#if defined(_KERNEL)
cb709642 BL	23	#if defined(HAVE_DECLARE_EVENT_CLASS)
49ee64e5 NB	24
	25	#undef TRACE_SYSTEM
	26	#define TRACE_SYSTEM zfs
	27
c1718e95 FV	28	#undef TRACE_SYSTEM_VAR
	29	#define TRACE_SYSTEM_VAR zfs_dmu
	30
49ee64e5 NB	31	#if !defined(_TRACE_DMU_H) \|\| defined(TRACE_HEADER_MULTI_READ)
	32	#define _TRACE_DMU_H
	33
	34	#include <linux/tracepoint.h>
	35	#include <sys/types.h>
	36
	37	/*
	38	* Generic support for three argument tracepoints of the form:
	39	*
	40	* DTRACE_PROBE3(...,
	41	* dmu_tx_t *, ...,
	42	* uint64_t, ...,
	43	* uint64_t, ...);
	44	*/
02730c33	45	/* BEGIN CSTYLED */
49ee64e5 NB	46	DECLARE_EVENT_CLASS(zfs_delay_mintime_class,
	47	TP_PROTO(dmu_tx_t *tx, uint64_t dirty, uint64_t min_tx_time),
	48	TP_ARGS(tx, dirty, min_tx_time),
	49	TP_STRUCT__entry(
	50	__field(uint64_t, tx_txg)
	51	__field(uint64_t, tx_lastsnap_txg)
	52	__field(uint64_t, tx_lasttried_txg)
	53	__field(boolean_t, tx_anyobj)
4c46b99d	54	__field(boolean_t, tx_dirty_delayed)
49ee64e5 NB	55	__field(hrtime_t, tx_start)
	56	__field(boolean_t, tx_wait_dirty)
	57	__field(int, tx_err)
49ee64e5 NB	58	__field(uint64_t, min_tx_time)
	59	__field(uint64_t, dirty)
	60	),
	61	TP_fast_assign(
	62	__entry->tx_txg = tx->tx_txg;
	63	__entry->tx_lastsnap_txg = tx->tx_lastsnap_txg;
	64	__entry->tx_lasttried_txg = tx->tx_lasttried_txg;
	65	__entry->tx_anyobj = tx->tx_anyobj;
4c46b99d	66	__entry->tx_dirty_delayed = tx->tx_dirty_delayed;
49ee64e5 NB	67	__entry->tx_start = tx->tx_start;
	68	__entry->tx_wait_dirty = tx->tx_wait_dirty;
	69	__entry->tx_err = tx->tx_err;
49ee64e5 NB	70	__entry->dirty = dirty;
	71	__entry->min_tx_time = min_tx_time;
	72	),
	73	TP_printk("tx { txg %llu lastsnap_txg %llu tx_lasttried_txg %llu "
4c46b99d	74	"anyobj %d dirty_delayed %d start %llu wait_dirty %d err %i "
49ee64e5 NB	75	"} dirty %llu min_tx_time %llu",
49ee64e5 NB	76	__entry->tx_txg, __entry->tx_lastsnap_txg,
4c46b99d DAK	77	__entry->tx_lasttried_txg, __entry->tx_anyobj,
	78	__entry->tx_dirty_delayed, __entry->tx_start,
	79	__entry->tx_wait_dirty, __entry->tx_err,
49ee64e5 NB	80	__entry->dirty, __entry->min_tx_time)
49ee64e5 NB	81	);
02730c33	82	/* END CSTYLED */
49ee64e5	83
e82dbae1	84	#define DEFINE_DELAY_MINTIME_EVENT(name) \
49ee64e5	85	DEFINE_EVENT(zfs_delay_mintime_class, name, \
7ada752a AZ	86	TP_PROTO(dmu_tx_t *tx, uint64_t dirty, uint64_t min_tx_time), \
7ada752a AZ	87	TP_ARGS(tx, dirty, min_tx_time))
49ee64e5 NB	88	DEFINE_DELAY_MINTIME_EVENT(zfs_delay__mintime);
49ee64e5 NB	89
539d33c7 GM	90	/* BEGIN CSTYLED */
	91	DECLARE_EVENT_CLASS(zfs_free_long_range_class,
	92	TP_PROTO(uint64_t long_free_dirty_all_txgs, uint64_t chunk_len, \
	93	uint64_t txg),
	94	TP_ARGS(long_free_dirty_all_txgs, chunk_len, txg),
	95	TP_STRUCT__entry(
	96	__field(uint64_t, long_free_dirty_all_txgs)
	97	__field(uint64_t, chunk_len)
	98	__field(uint64_t, txg)
	99	),
	100	TP_fast_assign(
	101	__entry->long_free_dirty_all_txgs = long_free_dirty_all_txgs;
	102	__entry->chunk_len = chunk_len;
	103	__entry->txg = txg;
	104	),
	105	TP_printk("long_free_dirty_all_txgs %llu chunk_len %llu txg %llu",
	106	__entry->long_free_dirty_all_txgs,
	107	__entry->chunk_len, __entry->txg)
	108	);
	109	/* END CSTYLED */
	110
539d33c7 GM	111	#define DEFINE_FREE_LONG_RANGE_EVENT(name) \
539d33c7 GM	112	DEFINE_EVENT(zfs_free_long_range_class, name, \
7ada752a AZ	113	TP_PROTO(uint64_t long_free_dirty_all_txgs, \
	114	uint64_t chunk_len, uint64_t txg), \
	115	TP_ARGS(long_free_dirty_all_txgs, chunk_len, txg))
539d33c7 GM	116	DEFINE_FREE_LONG_RANGE_EVENT(zfs_free__long__range);
539d33c7 GM	117
49ee64e5 NB	118	#endif /* _TRACE_DMU_H */
	119
	120	#undef TRACE_INCLUDE_PATH
	121	#undef TRACE_INCLUDE_FILE
	122	#define TRACE_INCLUDE_PATH sys
	123	#define TRACE_INCLUDE_FILE trace_dmu
	124	#include <trace/define_trace.h>
	125
cb709642 BL	126	#else
	127
	128	DEFINE_DTRACE_PROBE3(delay__mintime);
	129	DEFINE_DTRACE_PROBE3(free__long__range);
	130
	131	#endif /* HAVE_DECLARE_EVENT_CLASS */
	132	#endif /* _KERNEL */