1 #undef TRACE_SYSTEM 2 #define TRACE_SYSTEM vmscan 3 4 #if !defined(_TRACE_VMSCAN_H) || defined(TRACE_HEADER_MULTI_READ) 5 #define _TRACE_VMSCAN_H 6 7 #include <linux/types.h> 8 #include <linux/tracepoint.h> 9 #include <linux/mm.h> 10 #include <linux/memcontrol.h> 11 #include "gfpflags.h" 12 13 #define RECLAIM_WB_ANON 0x0001u 14 #define RECLAIM_WB_FILE 0x0002u 15 #define RECLAIM_WB_MIXED 0x0010u 16 #define RECLAIM_WB_SYNC 0x0004u 17 #define RECLAIM_WB_ASYNC 0x0008u 18 19 #define show_reclaim_flags(flags) \ 20 (flags) ? __print_flags(flags, "|", \ 21 {RECLAIM_WB_ANON, "RECLAIM_WB_ANON"}, \ 22 {RECLAIM_WB_FILE, "RECLAIM_WB_FILE"}, \ 23 {RECLAIM_WB_MIXED, "RECLAIM_WB_MIXED"}, \ 24 {RECLAIM_WB_SYNC, "RECLAIM_WB_SYNC"}, \ 25 {RECLAIM_WB_ASYNC, "RECLAIM_WB_ASYNC"} \ 26 ) : "RECLAIM_WB_NONE" 27 28 #define trace_reclaim_flags(page, sync) ( \ 29 (page_is_file_cache(page) ? RECLAIM_WB_FILE : RECLAIM_WB_ANON) | \ 30 (sync & RECLAIM_MODE_SYNC ? RECLAIM_WB_SYNC : RECLAIM_WB_ASYNC) \ 31 ) 32 33 #define trace_shrink_flags(file, sync) ( \ 34 (sync & RECLAIM_MODE_SYNC ? RECLAIM_WB_MIXED : \ 35 (file ? RECLAIM_WB_FILE : RECLAIM_WB_ANON)) | \ 36 (sync & RECLAIM_MODE_SYNC ? RECLAIM_WB_SYNC : RECLAIM_WB_ASYNC) \ 37 ) 38 39 TRACE_EVENT(mm_vmscan_kswapd_sleep, 40 41 TP_PROTO(int nid), 42 43 TP_ARGS(nid), 44 45 TP_STRUCT__entry( 46 __field( int, nid ) 47 ), 48 49 TP_fast_assign( 50 __entry->nid = nid; 51 ), 52 53 TP_printk("nid=%d", __entry->nid) 54 ); 55 56 TRACE_EVENT(mm_vmscan_kswapd_wake, 57 58 TP_PROTO(int nid, int order), 59 60 TP_ARGS(nid, order), 61 62 TP_STRUCT__entry( 63 __field( int, nid ) 64 __field( int, order ) 65 ), 66 67 TP_fast_assign( 68 __entry->nid = nid; 69 __entry->order = order; 70 ), 71 72 TP_printk("nid=%d order=%d", __entry->nid, __entry->order) 73 ); 74 75 TRACE_EVENT(mm_vmscan_wakeup_kswapd, 76 77 TP_PROTO(int nid, int zid, int order), 78 79 TP_ARGS(nid, zid, order), 80 81 TP_STRUCT__entry( 82 __field( int, nid ) 83 __field( int, zid ) 84 __field( int, order ) 85 ), 86 87 TP_fast_assign( 88 __entry->nid = nid; 89 __entry->zid = zid; 90 __entry->order = order; 91 ), 92 93 TP_printk("nid=%d zid=%d order=%d", 94 __entry->nid, 95 __entry->zid, 96 __entry->order) 97 ); 98 99 DECLARE_EVENT_CLASS(mm_vmscan_direct_reclaim_begin_template, 100 101 TP_PROTO(int order, int may_writepage, gfp_t gfp_flags), 102 103 TP_ARGS(order, may_writepage, gfp_flags), 104 105 TP_STRUCT__entry( 106 __field( int, order ) 107 __field( int, may_writepage ) 108 __field( gfp_t, gfp_flags ) 109 ), 110 111 TP_fast_assign( 112 __entry->order = order; 113 __entry->may_writepage = may_writepage; 114 __entry->gfp_flags = gfp_flags; 115 ), 116 117 TP_printk("order=%d may_writepage=%d gfp_flags=%s", 118 __entry->order, 119 __entry->may_writepage, 120 show_gfp_flags(__entry->gfp_flags)) 121 ); 122 123 DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_direct_reclaim_begin, 124 125 TP_PROTO(int order, int may_writepage, gfp_t gfp_flags), 126 127 TP_ARGS(order, may_writepage, gfp_flags) 128 ); 129 130 DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_memcg_reclaim_begin, 131 132 TP_PROTO(int order, int may_writepage, gfp_t gfp_flags), 133 134 TP_ARGS(order, may_writepage, gfp_flags) 135 ); 136 137 DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_memcg_softlimit_reclaim_begin, 138 139 TP_PROTO(int order, int may_writepage, gfp_t gfp_flags), 140 141 TP_ARGS(order, may_writepage, gfp_flags) 142 ); 143 144 DECLARE_EVENT_CLASS(mm_vmscan_direct_reclaim_end_template, 145 146 TP_PROTO(unsigned long nr_reclaimed), 147 148 TP_ARGS(nr_reclaimed), 149 150 TP_STRUCT__entry( 151 __field( unsigned long, nr_reclaimed ) 152 ), 153 154 TP_fast_assign( 155 __entry->nr_reclaimed = nr_reclaimed; 156 ), 157 158 TP_printk("nr_reclaimed=%lu", __entry->nr_reclaimed) 159 ); 160 161 DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_direct_reclaim_end, 162 163 TP_PROTO(unsigned long nr_reclaimed), 164 165 TP_ARGS(nr_reclaimed) 166 ); 167 168 DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_memcg_reclaim_end, 169 170 TP_PROTO(unsigned long nr_reclaimed), 171 172 TP_ARGS(nr_reclaimed) 173 ); 174 175 DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_memcg_softlimit_reclaim_end, 176 177 TP_PROTO(unsigned long nr_reclaimed), 178 179 TP_ARGS(nr_reclaimed) 180 ); 181 182 183 DECLARE_EVENT_CLASS(mm_vmscan_lru_isolate_template, 184 185 TP_PROTO(int order, 186 unsigned long nr_requested, 187 unsigned long nr_scanned, 188 unsigned long nr_taken, 189 unsigned long nr_lumpy_taken, 190 unsigned long nr_lumpy_dirty, 191 unsigned long nr_lumpy_failed, 192 int isolate_mode), 193 194 TP_ARGS(order, nr_requested, nr_scanned, nr_taken, nr_lumpy_taken, nr_lumpy_dirty, nr_lumpy_failed, isolate_mode), 195 196 TP_STRUCT__entry( 197 __field(int, order) 198 __field(unsigned long, nr_requested) 199 __field(unsigned long, nr_scanned) 200 __field(unsigned long, nr_taken) 201 __field(unsigned long, nr_lumpy_taken) 202 __field(unsigned long, nr_lumpy_dirty) 203 __field(unsigned long, nr_lumpy_failed) 204 __field(int, isolate_mode) 205 ), 206 207 TP_fast_assign( 208 __entry->order = order; 209 __entry->nr_requested = nr_requested; 210 __entry->nr_scanned = nr_scanned; 211 __entry->nr_taken = nr_taken; 212 __entry->nr_lumpy_taken = nr_lumpy_taken; 213 __entry->nr_lumpy_dirty = nr_lumpy_dirty; 214 __entry->nr_lumpy_failed = nr_lumpy_failed; 215 __entry->isolate_mode = isolate_mode; 216 ), 217 218 TP_printk("isolate_mode=%d order=%d nr_requested=%lu nr_scanned=%lu nr_taken=%lu contig_taken=%lu contig_dirty=%lu contig_failed=%lu", 219 __entry->isolate_mode, 220 __entry->order, 221 __entry->nr_requested, 222 __entry->nr_scanned, 223 __entry->nr_taken, 224 __entry->nr_lumpy_taken, 225 __entry->nr_lumpy_dirty, 226 __entry->nr_lumpy_failed) 227 ); 228 229 DEFINE_EVENT(mm_vmscan_lru_isolate_template, mm_vmscan_lru_isolate, 230 231 TP_PROTO(int order, 232 unsigned long nr_requested, 233 unsigned long nr_scanned, 234 unsigned long nr_taken, 235 unsigned long nr_lumpy_taken, 236 unsigned long nr_lumpy_dirty, 237 unsigned long nr_lumpy_failed, 238 int isolate_mode), 239 240 TP_ARGS(order, nr_requested, nr_scanned, nr_taken, nr_lumpy_taken, nr_lumpy_dirty, nr_lumpy_failed, isolate_mode) 241 242 ); 243 244 DEFINE_EVENT(mm_vmscan_lru_isolate_template, mm_vmscan_memcg_isolate, 245 246 TP_PROTO(int order, 247 unsigned long nr_requested, 248 unsigned long nr_scanned, 249 unsigned long nr_taken, 250 unsigned long nr_lumpy_taken, 251 unsigned long nr_lumpy_dirty, 252 unsigned long nr_lumpy_failed, 253 int isolate_mode), 254 255 TP_ARGS(order, nr_requested, nr_scanned, nr_taken, nr_lumpy_taken, nr_lumpy_dirty, nr_lumpy_failed, isolate_mode) 256 257 ); 258 259 TRACE_EVENT(mm_vmscan_writepage, 260 261 TP_PROTO(struct page *page, 262 int reclaim_flags), 263 264 TP_ARGS(page, reclaim_flags), 265 266 TP_STRUCT__entry( 267 __field(struct page *, page) 268 __field(int, reclaim_flags) 269 ), 270 271 TP_fast_assign( 272 __entry->page = page; 273 __entry->reclaim_flags = reclaim_flags; 274 ), 275 276 TP_printk("page=%p pfn=%lu flags=%s", 277 __entry->page, 278 page_to_pfn(__entry->page), 279 show_reclaim_flags(__entry->reclaim_flags)) 280 ); 281 282 TRACE_EVENT(mm_vmscan_lru_shrink_inactive, 283 284 TP_PROTO(int nid, int zid, 285 unsigned long nr_scanned, unsigned long nr_reclaimed, 286 int priority, int reclaim_flags), 287 288 TP_ARGS(nid, zid, nr_scanned, nr_reclaimed, priority, reclaim_flags), 289 290 TP_STRUCT__entry( 291 __field(int, nid) 292 __field(int, zid) 293 __field(unsigned long, nr_scanned) 294 __field(unsigned long, nr_reclaimed) 295 __field(int, priority) 296 __field(int, reclaim_flags) 297 ), 298 299 TP_fast_assign( 300 __entry->nid = nid; 301 __entry->zid = zid; 302 __entry->nr_scanned = nr_scanned; 303 __entry->nr_reclaimed = nr_reclaimed; 304 __entry->priority = priority; 305 __entry->reclaim_flags = reclaim_flags; 306 ), 307 308 TP_printk("nid=%d zid=%d nr_scanned=%ld nr_reclaimed=%ld priority=%d flags=%s", 309 __entry->nid, __entry->zid, 310 __entry->nr_scanned, __entry->nr_reclaimed, 311 __entry->priority, 312 show_reclaim_flags(__entry->reclaim_flags)) 313 ); 314 315 TRACE_EVENT(replace_swap_token, 316 TP_PROTO(struct mm_struct *old_mm, 317 struct mm_struct *new_mm), 318 319 TP_ARGS(old_mm, new_mm), 320 321 TP_STRUCT__entry( 322 __field(struct mm_struct*, old_mm) 323 __field(unsigned int, old_prio) 324 __field(struct mm_struct*, new_mm) 325 __field(unsigned int, new_prio) 326 ), 327 328 TP_fast_assign( 329 __entry->old_mm = old_mm; 330 __entry->old_prio = old_mm ? old_mm->token_priority : 0; 331 __entry->new_mm = new_mm; 332 __entry->new_prio = new_mm->token_priority; 333 ), 334 335 TP_printk("old_token_mm=%p old_prio=%u new_token_mm=%p new_prio=%u", 336 __entry->old_mm, __entry->old_prio, 337 __entry->new_mm, __entry->new_prio) 338 ); 339 340 DECLARE_EVENT_CLASS(put_swap_token_template, 341 TP_PROTO(struct mm_struct *swap_token_mm), 342 343 TP_ARGS(swap_token_mm), 344 345 TP_STRUCT__entry( 346 __field(struct mm_struct*, swap_token_mm) 347 ), 348 349 TP_fast_assign( 350 __entry->swap_token_mm = swap_token_mm; 351 ), 352 353 TP_printk("token_mm=%p", __entry->swap_token_mm) 354 ); 355 356 DEFINE_EVENT(put_swap_token_template, put_swap_token, 357 TP_PROTO(struct mm_struct *swap_token_mm), 358 TP_ARGS(swap_token_mm) 359 ); 360 361 DEFINE_EVENT_CONDITION(put_swap_token_template, disable_swap_token, 362 TP_PROTO(struct mm_struct *swap_token_mm), 363 TP_ARGS(swap_token_mm), 364 TP_CONDITION(swap_token_mm != NULL) 365 ); 366 367 TRACE_EVENT_CONDITION(update_swap_token_priority, 368 TP_PROTO(struct mm_struct *mm, 369 unsigned int old_prio, 370 struct mm_struct *swap_token_mm), 371 372 TP_ARGS(mm, old_prio, swap_token_mm), 373 374 TP_CONDITION(mm->token_priority != old_prio), 375 376 TP_STRUCT__entry( 377 __field(struct mm_struct*, mm) 378 __field(unsigned int, old_prio) 379 __field(unsigned int, new_prio) 380 __field(struct mm_struct*, swap_token_mm) 381 __field(unsigned int, swap_token_prio) 382 ), 383 384 TP_fast_assign( 385 __entry->mm = mm; 386 __entry->old_prio = old_prio; 387 __entry->new_prio = mm->token_priority; 388 __entry->swap_token_mm = swap_token_mm; 389 __entry->swap_token_prio = swap_token_mm ? swap_token_mm->token_priority : 0; 390 ), 391 392 TP_printk("mm=%p old_prio=%u new_prio=%u swap_token_mm=%p token_prio=%u", 393 __entry->mm, __entry->old_prio, __entry->new_prio, 394 __entry->swap_token_mm, __entry->swap_token_prio) 395 ); 396 397 #endif /* _TRACE_VMSCAN_H */ 398 399 /* This part must be outside protection */ 400 #include <trace/define_trace.h> 401