1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #undef TRACE_SYSTEM 3 #define TRACE_SYSTEM damon 4 5 #if !defined(_TRACE_DAMON_H) || defined(TRACE_HEADER_MULTI_READ) 6 #define _TRACE_DAMON_H 7 8 #include <linux/damon.h> 9 #include <linux/types.h> 10 #include <linux/tracepoint.h> 11 12 TRACE_EVENT(damos_stat_after_apply_interval, 13 14 TP_PROTO(unsigned int context_idx, unsigned int scheme_idx, 15 struct damos_stat *stat), 16 17 TP_ARGS(context_idx, scheme_idx, stat), 18 19 TP_STRUCT__entry( 20 __field(unsigned int, context_idx) 21 __field(unsigned int, scheme_idx) 22 __field(unsigned long, nr_tried) 23 __field(unsigned long, sz_tried) 24 __field(unsigned long, nr_applied) 25 __field(unsigned long, sz_applied) 26 __field(unsigned long, sz_ops_filter_passed) 27 __field(unsigned long, qt_exceeds) 28 __field(unsigned long, nr_snapshots) 29 ), 30 31 TP_fast_assign( 32 __entry->context_idx = context_idx; 33 __entry->scheme_idx = scheme_idx; 34 __entry->nr_tried = stat->nr_tried; 35 __entry->sz_tried = stat->sz_tried; 36 __entry->nr_applied = stat->nr_applied; 37 __entry->sz_applied = stat->sz_applied; 38 __entry->sz_ops_filter_passed = stat->sz_ops_filter_passed; 39 __entry->qt_exceeds = stat->qt_exceeds; 40 __entry->nr_snapshots = stat->nr_snapshots; 41 ), 42 43 TP_printk("ctx_idx=%u scheme_idx=%u nr_tried=%lu sz_tried=%lu " 44 "nr_applied=%lu sz_applied=%lu sz_ops_filter_passed=%lu " 45 "qt_exceeds=%lu nr_snapshots=%lu", 46 __entry->context_idx, __entry->scheme_idx, 47 __entry->nr_tried, __entry->sz_tried, 48 __entry->nr_applied, __entry->sz_applied, 49 __entry->sz_ops_filter_passed, __entry->qt_exceeds, 50 __entry->nr_snapshots) 51 ); 52 53 TRACE_EVENT(damos_esz, 54 55 TP_PROTO(unsigned int context_idx, unsigned int scheme_idx, 56 unsigned long esz), 57 58 TP_ARGS(context_idx, scheme_idx, esz), 59 60 TP_STRUCT__entry( 61 __field(unsigned int, context_idx) 62 __field(unsigned int, scheme_idx) 63 __field(unsigned long, esz) 64 ), 65 66 TP_fast_assign( 67 __entry->context_idx = context_idx; 68 __entry->scheme_idx = scheme_idx; 69 __entry->esz = esz; 70 ), 71 72 TP_printk("ctx_idx=%u scheme_idx=%u esz=%lu", 73 __entry->context_idx, __entry->scheme_idx, 74 __entry->esz) 75 ); 76 77 TRACE_EVENT_CONDITION(damos_before_apply, 78 79 TP_PROTO(unsigned int context_idx, unsigned int scheme_idx, 80 unsigned int target_idx, struct damon_region *r, 81 unsigned int nr_regions, bool do_trace), 82 83 TP_ARGS(context_idx, scheme_idx, target_idx, r, nr_regions, do_trace), 84 85 TP_CONDITION(do_trace), 86 87 TP_STRUCT__entry( 88 __field(unsigned int, context_idx) 89 __field(unsigned int, scheme_idx) 90 __field(unsigned long, target_idx) 91 __field(unsigned long, start) 92 __field(unsigned long, end) 93 __field(unsigned int, nr_accesses) 94 __field(unsigned int, age) 95 __field(unsigned int, nr_regions) 96 ), 97 98 TP_fast_assign( 99 __entry->context_idx = context_idx; 100 __entry->scheme_idx = scheme_idx; 101 __entry->target_idx = target_idx; 102 __entry->start = r->ar.start; 103 __entry->end = r->ar.end; 104 __entry->nr_accesses = r->nr_accesses_bp / 10000; 105 __entry->age = r->age; 106 __entry->nr_regions = nr_regions; 107 ), 108 109 TP_printk("ctx_idx=%u scheme_idx=%u target_idx=%lu nr_regions=%u %lu-%lu: %u %u", 110 __entry->context_idx, __entry->scheme_idx, 111 __entry->target_idx, __entry->nr_regions, 112 __entry->start, __entry->end, 113 __entry->nr_accesses, __entry->age) 114 ); 115 116 TRACE_EVENT(damon_monitor_intervals_tune, 117 118 TP_PROTO(unsigned long sample_us), 119 120 TP_ARGS(sample_us), 121 122 TP_STRUCT__entry( 123 __field(unsigned long, sample_us) 124 ), 125 126 TP_fast_assign( 127 __entry->sample_us = sample_us; 128 ), 129 130 TP_printk("sample_us=%lu", __entry->sample_us) 131 ); 132 133 TRACE_EVENT_CONDITION(damon_region_aggregated, 134 135 TP_PROTO(unsigned int target_id, struct damon_region *r, 136 unsigned int nr_regions, unsigned int nr_probes), 137 138 TP_ARGS(target_id, r, nr_regions, nr_probes), 139 140 TP_CONDITION(nr_probes > 0), 141 142 TP_STRUCT__entry( 143 __field(unsigned long, target_id) 144 __field(unsigned long, start) 145 __field(unsigned long, end) 146 __field(unsigned int, nr_regions) 147 __field(unsigned int, nr_accesses) 148 __field(unsigned int, age) 149 __dynamic_array(unsigned char, probe_hits, nr_probes) 150 ), 151 152 TP_fast_assign( 153 __entry->target_id = target_id; 154 __entry->start = r->ar.start; 155 __entry->end = r->ar.end; 156 __entry->nr_regions = nr_regions; 157 __entry->nr_accesses = r->nr_accesses; 158 __entry->age = r->age; 159 memcpy(__get_dynamic_array(probe_hits), r->probe_hits, 160 sizeof(*r->probe_hits) * nr_probes); 161 ), 162 163 TP_printk("target_id=%lu nr_regions=%u %lu-%lu: %u %u probe_hits=%s", 164 __entry->target_id, __entry->nr_regions, 165 __entry->start, __entry->end, 166 __entry->nr_accesses, __entry->age, 167 __print_hex(__get_dynamic_array(probe_hits), 168 __get_dynamic_array_len(probe_hits))) 169 ); 170 171 TRACE_EVENT(damon_aggregated, 172 173 TP_PROTO(unsigned int target_id, struct damon_region *r, 174 unsigned int nr_regions), 175 176 TP_ARGS(target_id, r, nr_regions), 177 178 TP_STRUCT__entry( 179 __field(unsigned long, target_id) 180 __field(unsigned int, nr_regions) 181 __field(unsigned long, start) 182 __field(unsigned long, end) 183 __field(unsigned int, nr_accesses) 184 __field(unsigned int, age) 185 ), 186 187 TP_fast_assign( 188 __entry->target_id = target_id; 189 __entry->nr_regions = nr_regions; 190 __entry->start = r->ar.start; 191 __entry->end = r->ar.end; 192 __entry->nr_accesses = r->nr_accesses; 193 __entry->age = r->age; 194 ), 195 196 TP_printk("target_id=%lu nr_regions=%u %lu-%lu: %u %u", 197 __entry->target_id, __entry->nr_regions, 198 __entry->start, __entry->end, 199 __entry->nr_accesses, __entry->age) 200 ); 201 202 #endif /* _TRACE_DAMON_H */ 203 204 /* This part must be outside protection */ 205 #include <trace/define_trace.h> 206