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 "gfpflags.h" 10 11 #define RECLAIM_WB_ANON 0x0001u 12 #define RECLAIM_WB_FILE 0x0002u 13 #define RECLAIM_WB_MIXED 0x0010u 14 #define RECLAIM_WB_SYNC 0x0004u 15 #define RECLAIM_WB_ASYNC 0x0008u 16 17 #define show_reclaim_flags(flags) \ 18 (flags) ? __print_flags(flags, "|", \ 19 {RECLAIM_WB_ANON, "RECLAIM_WB_ANON"}, \ 20 {RECLAIM_WB_FILE, "RECLAIM_WB_FILE"}, \ 21 {RECLAIM_WB_MIXED, "RECLAIM_WB_MIXED"}, \ 22 {RECLAIM_WB_SYNC, "RECLAIM_WB_SYNC"}, \ 23 {RECLAIM_WB_ASYNC, "RECLAIM_WB_ASYNC"} \ 24 ) : "RECLAIM_WB_NONE" 25 26 #define trace_reclaim_flags(page, sync) ( \ 27 (page_is_file_cache(page) ? RECLAIM_WB_FILE : RECLAIM_WB_ANON) | \ 28 (sync & RECLAIM_MODE_SYNC ? RECLAIM_WB_SYNC : RECLAIM_WB_ASYNC) \ 29 ) 30 31 #define trace_shrink_flags(file, sync) ( \ 32 (sync & RECLAIM_MODE_SYNC ? RECLAIM_WB_MIXED : \ 33 (file ? RECLAIM_WB_FILE : RECLAIM_WB_ANON)) | \ 34 (sync & RECLAIM_MODE_SYNC ? RECLAIM_WB_SYNC : RECLAIM_WB_ASYNC) \ 35 ) 36 37 TRACE_EVENT(mm_vmscan_kswapd_sleep, 38 39 TP_PROTO(int nid), 40 41 TP_ARGS(nid), 42 43 TP_STRUCT__entry( 44 __field( int, nid ) 45 ), 46 47 TP_fast_assign( 48 __entry->nid = nid; 49 ), 50 51 TP_printk("nid=%d", __entry->nid) 52 ); 53 54 TRACE_EVENT(mm_vmscan_kswapd_wake, 55 56 TP_PROTO(int nid, int order), 57 58 TP_ARGS(nid, order), 59 60 TP_STRUCT__entry( 61 __field( int, nid ) 62 __field( int, order ) 63 ), 64 65 TP_fast_assign( 66 __entry->nid = nid; 67 __entry->order = order; 68 ), 69 70 TP_printk("nid=%d order=%d", __entry->nid, __entry->order) 71 ); 72 73 TRACE_EVENT(mm_vmscan_wakeup_kswapd, 74 75 TP_PROTO(int nid, int zid, int order), 76 77 TP_ARGS(nid, zid, order), 78 79 TP_STRUCT__entry( 80 __field( int, nid ) 81 __field( int, zid ) 82 __field( int, order ) 83 ), 84 85 TP_fast_assign( 86 __entry->nid = nid; 87 __entry->zid = zid; 88 __entry->order = order; 89 ), 90 91 TP_printk("nid=%d zid=%d order=%d", 92 __entry->nid, 93 __entry->zid, 94 __entry->order) 95 ); 96 97 DECLARE_EVENT_CLASS(mm_vmscan_direct_reclaim_begin_template, 98 99 TP_PROTO(int order, int may_writepage, gfp_t gfp_flags), 100 101 TP_ARGS(order, may_writepage, gfp_flags), 102 103 TP_STRUCT__entry( 104 __field( int, order ) 105 __field( int, may_writepage ) 106 __field( gfp_t, gfp_flags ) 107 ), 108 109 TP_fast_assign( 110 __entry->order = order; 111 __entry->may_writepage = may_writepage; 112 __entry->gfp_flags = gfp_flags; 113 ), 114 115 TP_printk("order=%d may_writepage=%d gfp_flags=%s", 116 __entry->order, 117 __entry->may_writepage, 118 show_gfp_flags(__entry->gfp_flags)) 119 ); 120 121 DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_direct_reclaim_begin, 122 123 TP_PROTO(int order, int may_writepage, gfp_t gfp_flags), 124 125 TP_ARGS(order, may_writepage, gfp_flags) 126 ); 127 128 DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_memcg_reclaim_begin, 129 130 TP_PROTO(int order, int may_writepage, gfp_t gfp_flags), 131 132 TP_ARGS(order, may_writepage, gfp_flags) 133 ); 134 135 DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_memcg_softlimit_reclaim_begin, 136 137 TP_PROTO(int order, int may_writepage, gfp_t gfp_flags), 138 139 TP_ARGS(order, may_writepage, gfp_flags) 140 ); 141 142 DECLARE_EVENT_CLASS(mm_vmscan_direct_reclaim_end_template, 143 144 TP_PROTO(unsigned long nr_reclaimed), 145 146 TP_ARGS(nr_reclaimed), 147 148 TP_STRUCT__entry( 149 __field( unsigned long, nr_reclaimed ) 150 ), 151 152 TP_fast_assign( 153 __entry->nr_reclaimed = nr_reclaimed; 154 ), 155 156 TP_printk("nr_reclaimed=%lu", __entry->nr_reclaimed) 157 ); 158 159 DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_direct_reclaim_end, 160 161 TP_PROTO(unsigned long nr_reclaimed), 162 163 TP_ARGS(nr_reclaimed) 164 ); 165 166 DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_memcg_reclaim_end, 167 168 TP_PROTO(unsigned long nr_reclaimed), 169 170 TP_ARGS(nr_reclaimed) 171 ); 172 173 DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_memcg_softlimit_reclaim_end, 174 175 TP_PROTO(unsigned long nr_reclaimed), 176 177 TP_ARGS(nr_reclaimed) 178 ); 179 180 181 DECLARE_EVENT_CLASS(mm_vmscan_lru_isolate_template, 182 183 TP_PROTO(int order, 184 unsigned long nr_requested, 185 unsigned long nr_scanned, 186 unsigned long nr_taken, 187 unsigned long nr_lumpy_taken, 188 unsigned long nr_lumpy_dirty, 189 unsigned long nr_lumpy_failed, 190 int isolate_mode), 191 192 TP_ARGS(order, nr_requested, nr_scanned, nr_taken, nr_lumpy_taken, nr_lumpy_dirty, nr_lumpy_failed, isolate_mode), 193 194 TP_STRUCT__entry( 195 __field(int, order) 196 __field(unsigned long, nr_requested) 197 __field(unsigned long, nr_scanned) 198 __field(unsigned long, nr_taken) 199 __field(unsigned long, nr_lumpy_taken) 200 __field(unsigned long, nr_lumpy_dirty) 201 __field(unsigned long, nr_lumpy_failed) 202 __field(int, isolate_mode) 203 ), 204 205 TP_fast_assign( 206 __entry->order = order; 207 __entry->nr_requested = nr_requested; 208 __entry->nr_scanned = nr_scanned; 209 __entry->nr_taken = nr_taken; 210 __entry->nr_lumpy_taken = nr_lumpy_taken; 211 __entry->nr_lumpy_dirty = nr_lumpy_dirty; 212 __entry->nr_lumpy_failed = nr_lumpy_failed; 213 __entry->isolate_mode = isolate_mode; 214 ), 215 216 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", 217 __entry->isolate_mode, 218 __entry->order, 219 __entry->nr_requested, 220 __entry->nr_scanned, 221 __entry->nr_taken, 222 __entry->nr_lumpy_taken, 223 __entry->nr_lumpy_dirty, 224 __entry->nr_lumpy_failed) 225 ); 226 227 DEFINE_EVENT(mm_vmscan_lru_isolate_template, mm_vmscan_lru_isolate, 228 229 TP_PROTO(int order, 230 unsigned long nr_requested, 231 unsigned long nr_scanned, 232 unsigned long nr_taken, 233 unsigned long nr_lumpy_taken, 234 unsigned long nr_lumpy_dirty, 235 unsigned long nr_lumpy_failed, 236 int isolate_mode), 237 238 TP_ARGS(order, nr_requested, nr_scanned, nr_taken, nr_lumpy_taken, nr_lumpy_dirty, nr_lumpy_failed, isolate_mode) 239 240 ); 241 242 DEFINE_EVENT(mm_vmscan_lru_isolate_template, mm_vmscan_memcg_isolate, 243 244 TP_PROTO(int order, 245 unsigned long nr_requested, 246 unsigned long nr_scanned, 247 unsigned long nr_taken, 248 unsigned long nr_lumpy_taken, 249 unsigned long nr_lumpy_dirty, 250 unsigned long nr_lumpy_failed, 251 int isolate_mode), 252 253 TP_ARGS(order, nr_requested, nr_scanned, nr_taken, nr_lumpy_taken, nr_lumpy_dirty, nr_lumpy_failed, isolate_mode) 254 255 ); 256 257 TRACE_EVENT(mm_vmscan_writepage, 258 259 TP_PROTO(struct page *page, 260 int reclaim_flags), 261 262 TP_ARGS(page, reclaim_flags), 263 264 TP_STRUCT__entry( 265 __field(struct page *, page) 266 __field(int, reclaim_flags) 267 ), 268 269 TP_fast_assign( 270 __entry->page = page; 271 __entry->reclaim_flags = reclaim_flags; 272 ), 273 274 TP_printk("page=%p pfn=%lu flags=%s", 275 __entry->page, 276 page_to_pfn(__entry->page), 277 show_reclaim_flags(__entry->reclaim_flags)) 278 ); 279 280 TRACE_EVENT(mm_vmscan_lru_shrink_inactive, 281 282 TP_PROTO(int nid, int zid, 283 unsigned long nr_scanned, unsigned long nr_reclaimed, 284 int priority, int reclaim_flags), 285 286 TP_ARGS(nid, zid, nr_scanned, nr_reclaimed, priority, reclaim_flags), 287 288 TP_STRUCT__entry( 289 __field(int, nid) 290 __field(int, zid) 291 __field(unsigned long, nr_scanned) 292 __field(unsigned long, nr_reclaimed) 293 __field(int, priority) 294 __field(int, reclaim_flags) 295 ), 296 297 TP_fast_assign( 298 __entry->nid = nid; 299 __entry->zid = zid; 300 __entry->nr_scanned = nr_scanned; 301 __entry->nr_reclaimed = nr_reclaimed; 302 __entry->priority = priority; 303 __entry->reclaim_flags = reclaim_flags; 304 ), 305 306 TP_printk("nid=%d zid=%d nr_scanned=%ld nr_reclaimed=%ld priority=%d flags=%s", 307 __entry->nid, __entry->zid, 308 __entry->nr_scanned, __entry->nr_reclaimed, 309 __entry->priority, 310 show_reclaim_flags(__entry->reclaim_flags)) 311 ); 312 313 314 #endif /* _TRACE_VMSCAN_H */ 315 316 /* This part must be outside protection */ 317 #include <trace/define_trace.h> 318