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 https://opensource.org/licenses/CDDL-1.0. 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 22 #if defined(_KERNEL) 23 #if defined(HAVE_DECLARE_EVENT_CLASS) 24 25 #undef TRACE_SYSTEM 26 #define TRACE_SYSTEM zfs 27 28 #undef TRACE_SYSTEM_VAR 29 #define TRACE_SYSTEM_VAR zfs_dmu 30 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 */ 45 /* BEGIN CSTYLED */ 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) 54 __field(boolean_t, tx_dirty_delayed) 55 __field(hrtime_t, tx_start) 56 __field(boolean_t, tx_wait_dirty) 57 __field(int, tx_err) 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; 66 __entry->tx_dirty_delayed = tx->tx_dirty_delayed; 67 __entry->tx_start = tx->tx_start; 68 __entry->tx_wait_dirty = tx->tx_wait_dirty; 69 __entry->tx_err = tx->tx_err; 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 " 74 "anyobj %d dirty_delayed %d start %llu wait_dirty %d err %i " 75 "} dirty %llu min_tx_time %llu", 76 __entry->tx_txg, __entry->tx_lastsnap_txg, 77 __entry->tx_lasttried_txg, __entry->tx_anyobj, 78 __entry->tx_dirty_delayed, __entry->tx_start, 79 __entry->tx_wait_dirty, __entry->tx_err, 80 __entry->dirty, __entry->min_tx_time) 81 ); 82 /* END CSTYLED */ 83 84 #define DEFINE_DELAY_MINTIME_EVENT(name) \ 85 DEFINE_EVENT(zfs_delay_mintime_class, name, \ 86 TP_PROTO(dmu_tx_t *tx, uint64_t dirty, uint64_t min_tx_time), \ 87 TP_ARGS(tx, dirty, min_tx_time)) 88 DEFINE_DELAY_MINTIME_EVENT(zfs_delay__mintime); 89 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 */ 110 111 #define DEFINE_FREE_LONG_RANGE_EVENT(name) \ 112 DEFINE_EVENT(zfs_free_long_range_class, name, \ 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)) 116 DEFINE_FREE_LONG_RANGE_EVENT(zfs_free__long__range); 117 118 #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> 125 126 #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 */ 133