1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #undef TRACE_SYSTEM 3 #define TRACE_SYSTEM compaction 4 5 #if !defined(_TRACE_COMPACTION_H) || defined(TRACE_HEADER_MULTI_READ) 6 #define _TRACE_COMPACTION_H 7 8 #include <linux/types.h> 9 #include <linux/list.h> 10 #include <linux/tracepoint.h> 11 #include <trace/events/mmflags.h> 12 13 14 DECLARE_EVENT_CLASS(mm_compaction_isolate_template, 15 16 TP_PROTO( 17 unsigned long start_pfn, 18 unsigned long end_pfn, 19 unsigned long nr_scanned, 20 unsigned long nr_taken), 21 22 TP_ARGS(start_pfn, end_pfn, nr_scanned, nr_taken), 23 24 TP_STRUCT__entry( 25 __field(unsigned long, start_pfn) 26 __field(unsigned long, end_pfn) 27 __field(unsigned long, nr_scanned) 28 __field(unsigned long, nr_taken) 29 ), 30 31 TP_fast_assign( 32 __entry->start_pfn = start_pfn; 33 __entry->end_pfn = end_pfn; 34 __entry->nr_scanned = nr_scanned; 35 __entry->nr_taken = nr_taken; 36 ), 37 38 TP_printk("range=(0x%lx ~ 0x%lx) nr_scanned=%lu nr_taken=%lu", 39 __entry->start_pfn, 40 __entry->end_pfn, 41 __entry->nr_scanned, 42 __entry->nr_taken) 43 ); 44 45 DEFINE_EVENT(mm_compaction_isolate_template, mm_compaction_isolate_migratepages, 46 47 TP_PROTO( 48 unsigned long start_pfn, 49 unsigned long end_pfn, 50 unsigned long nr_scanned, 51 unsigned long nr_taken), 52 53 TP_ARGS(start_pfn, end_pfn, nr_scanned, nr_taken) 54 ); 55 56 DEFINE_EVENT(mm_compaction_isolate_template, mm_compaction_isolate_freepages, 57 58 TP_PROTO( 59 unsigned long start_pfn, 60 unsigned long end_pfn, 61 unsigned long nr_scanned, 62 unsigned long nr_taken), 63 64 TP_ARGS(start_pfn, end_pfn, nr_scanned, nr_taken) 65 ); 66 67 #ifdef CONFIG_COMPACTION 68 TRACE_EVENT(mm_compaction_migratepages, 69 70 TP_PROTO(unsigned long nr_all, 71 int migrate_rc, 72 struct list_head *migratepages), 73 74 TP_ARGS(nr_all, migrate_rc, migratepages), 75 76 TP_STRUCT__entry( 77 __field(unsigned long, nr_migrated) 78 __field(unsigned long, nr_failed) 79 ), 80 81 TP_fast_assign( 82 unsigned long nr_failed = 0; 83 struct list_head *page_lru; 84 85 /* 86 * migrate_pages() returns either a non-negative number 87 * with the number of pages that failed migration, or an 88 * error code, in which case we need to count the remaining 89 * pages manually 90 */ 91 if (migrate_rc >= 0) 92 nr_failed = migrate_rc; 93 else 94 list_for_each(page_lru, migratepages) 95 nr_failed++; 96 97 __entry->nr_migrated = nr_all - nr_failed; 98 __entry->nr_failed = nr_failed; 99 ), 100 101 TP_printk("nr_migrated=%lu nr_failed=%lu", 102 __entry->nr_migrated, 103 __entry->nr_failed) 104 ); 105 106 TRACE_EVENT(mm_compaction_begin, 107 TP_PROTO(unsigned long zone_start, unsigned long migrate_pfn, 108 unsigned long free_pfn, unsigned long zone_end, bool sync), 109 110 TP_ARGS(zone_start, migrate_pfn, free_pfn, zone_end, sync), 111 112 TP_STRUCT__entry( 113 __field(unsigned long, zone_start) 114 __field(unsigned long, migrate_pfn) 115 __field(unsigned long, free_pfn) 116 __field(unsigned long, zone_end) 117 __field(bool, sync) 118 ), 119 120 TP_fast_assign( 121 __entry->zone_start = zone_start; 122 __entry->migrate_pfn = migrate_pfn; 123 __entry->free_pfn = free_pfn; 124 __entry->zone_end = zone_end; 125 __entry->sync = sync; 126 ), 127 128 TP_printk("zone_start=0x%lx migrate_pfn=0x%lx free_pfn=0x%lx zone_end=0x%lx, mode=%s", 129 __entry->zone_start, 130 __entry->migrate_pfn, 131 __entry->free_pfn, 132 __entry->zone_end, 133 __entry->sync ? "sync" : "async") 134 ); 135 136 TRACE_EVENT(mm_compaction_end, 137 TP_PROTO(unsigned long zone_start, unsigned long migrate_pfn, 138 unsigned long free_pfn, unsigned long zone_end, bool sync, 139 int status), 140 141 TP_ARGS(zone_start, migrate_pfn, free_pfn, zone_end, sync, status), 142 143 TP_STRUCT__entry( 144 __field(unsigned long, zone_start) 145 __field(unsigned long, migrate_pfn) 146 __field(unsigned long, free_pfn) 147 __field(unsigned long, zone_end) 148 __field(bool, sync) 149 __field(int, status) 150 ), 151 152 TP_fast_assign( 153 __entry->zone_start = zone_start; 154 __entry->migrate_pfn = migrate_pfn; 155 __entry->free_pfn = free_pfn; 156 __entry->zone_end = zone_end; 157 __entry->sync = sync; 158 __entry->status = status; 159 ), 160 161 TP_printk("zone_start=0x%lx migrate_pfn=0x%lx free_pfn=0x%lx zone_end=0x%lx, mode=%s status=%s", 162 __entry->zone_start, 163 __entry->migrate_pfn, 164 __entry->free_pfn, 165 __entry->zone_end, 166 __entry->sync ? "sync" : "async", 167 __print_symbolic(__entry->status, COMPACTION_STATUS)) 168 ); 169 170 TRACE_EVENT(mm_compaction_try_to_compact_pages, 171 172 TP_PROTO( 173 int order, 174 gfp_t gfp_mask, 175 int prio), 176 177 TP_ARGS(order, gfp_mask, prio), 178 179 TP_STRUCT__entry( 180 __field(int, order) 181 __field(gfp_t, gfp_mask) 182 __field(int, prio) 183 ), 184 185 TP_fast_assign( 186 __entry->order = order; 187 __entry->gfp_mask = gfp_mask; 188 __entry->prio = prio; 189 ), 190 191 TP_printk("order=%d gfp_mask=%s priority=%d", 192 __entry->order, 193 show_gfp_flags(__entry->gfp_mask), 194 __entry->prio) 195 ); 196 197 DECLARE_EVENT_CLASS(mm_compaction_suitable_template, 198 199 TP_PROTO(struct zone *zone, 200 int order, 201 int ret), 202 203 TP_ARGS(zone, order, ret), 204 205 TP_STRUCT__entry( 206 __field(int, nid) 207 __field(enum zone_type, idx) 208 __field(int, order) 209 __field(int, ret) 210 ), 211 212 TP_fast_assign( 213 __entry->nid = zone_to_nid(zone); 214 __entry->idx = zone_idx(zone); 215 __entry->order = order; 216 __entry->ret = ret; 217 ), 218 219 TP_printk("node=%d zone=%-8s order=%d ret=%s", 220 __entry->nid, 221 __print_symbolic(__entry->idx, ZONE_TYPE), 222 __entry->order, 223 __print_symbolic(__entry->ret, COMPACTION_STATUS)) 224 ); 225 226 DEFINE_EVENT(mm_compaction_suitable_template, mm_compaction_finished, 227 228 TP_PROTO(struct zone *zone, 229 int order, 230 int ret), 231 232 TP_ARGS(zone, order, ret) 233 ); 234 235 DEFINE_EVENT(mm_compaction_suitable_template, mm_compaction_suitable, 236 237 TP_PROTO(struct zone *zone, 238 int order, 239 int ret), 240 241 TP_ARGS(zone, order, ret) 242 ); 243 244 DECLARE_EVENT_CLASS(mm_compaction_defer_template, 245 246 TP_PROTO(struct zone *zone, int order), 247 248 TP_ARGS(zone, order), 249 250 TP_STRUCT__entry( 251 __field(int, nid) 252 __field(enum zone_type, idx) 253 __field(int, order) 254 __field(unsigned int, considered) 255 __field(unsigned int, defer_shift) 256 __field(int, order_failed) 257 ), 258 259 TP_fast_assign( 260 __entry->nid = zone_to_nid(zone); 261 __entry->idx = zone_idx(zone); 262 __entry->order = order; 263 __entry->considered = zone->compact_considered; 264 __entry->defer_shift = zone->compact_defer_shift; 265 __entry->order_failed = zone->compact_order_failed; 266 ), 267 268 TP_printk("node=%d zone=%-8s order=%d order_failed=%d consider=%u limit=%lu", 269 __entry->nid, 270 __print_symbolic(__entry->idx, ZONE_TYPE), 271 __entry->order, 272 __entry->order_failed, 273 __entry->considered, 274 1UL << __entry->defer_shift) 275 ); 276 277 DEFINE_EVENT(mm_compaction_defer_template, mm_compaction_deferred, 278 279 TP_PROTO(struct zone *zone, int order), 280 281 TP_ARGS(zone, order) 282 ); 283 284 DEFINE_EVENT(mm_compaction_defer_template, mm_compaction_defer_compaction, 285 286 TP_PROTO(struct zone *zone, int order), 287 288 TP_ARGS(zone, order) 289 ); 290 291 DEFINE_EVENT(mm_compaction_defer_template, mm_compaction_defer_reset, 292 293 TP_PROTO(struct zone *zone, int order), 294 295 TP_ARGS(zone, order) 296 ); 297 298 TRACE_EVENT(mm_compaction_kcompactd_sleep, 299 300 TP_PROTO(int nid), 301 302 TP_ARGS(nid), 303 304 TP_STRUCT__entry( 305 __field(int, nid) 306 ), 307 308 TP_fast_assign( 309 __entry->nid = nid; 310 ), 311 312 TP_printk("nid=%d", __entry->nid) 313 ); 314 315 DECLARE_EVENT_CLASS(kcompactd_wake_template, 316 317 TP_PROTO(int nid, int order, enum zone_type highest_zoneidx), 318 319 TP_ARGS(nid, order, highest_zoneidx), 320 321 TP_STRUCT__entry( 322 __field(int, nid) 323 __field(int, order) 324 __field(enum zone_type, highest_zoneidx) 325 ), 326 327 TP_fast_assign( 328 __entry->nid = nid; 329 __entry->order = order; 330 __entry->highest_zoneidx = highest_zoneidx; 331 ), 332 333 /* 334 * classzone_idx is previous name of the highest_zoneidx. 335 * Reason not to change it is the ABI requirement of the tracepoint. 336 */ 337 TP_printk("nid=%d order=%d classzone_idx=%-8s", 338 __entry->nid, 339 __entry->order, 340 __print_symbolic(__entry->highest_zoneidx, ZONE_TYPE)) 341 ); 342 343 DEFINE_EVENT(kcompactd_wake_template, mm_compaction_wakeup_kcompactd, 344 345 TP_PROTO(int nid, int order, enum zone_type highest_zoneidx), 346 347 TP_ARGS(nid, order, highest_zoneidx) 348 ); 349 350 DEFINE_EVENT(kcompactd_wake_template, mm_compaction_kcompactd_wake, 351 352 TP_PROTO(int nid, int order, enum zone_type highest_zoneidx), 353 354 TP_ARGS(nid, order, highest_zoneidx) 355 ); 356 #endif 357 358 #endif /* _TRACE_COMPACTION_H */ 359 360 /* This part must be outside protection */ 361 #include <trace/define_trace.h> 362
