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