Hi, [auto build test WARNING on staging/staging-testing] [also build test WARNING on v4.7-rc6 next-20160708] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
url: https://github.com/0day-ci/linux/commits/Janani-Ravichandran/Add-names-of-shrinkers-and-have-tracepoints-display-them/20160709-170759 config: i386-defconfig (attached as .config) compiler: gcc-6 (Debian 6.1.1-1) 6.1.1 20160430 reproduce: # save the attached .config to linux build tree make ARCH=i386 All warnings (new ones prefixed by >>): In file included from include/trace/define_trace.h:95:0, from include/trace/events/vmscan.h:395, from mm/vmscan.c:60: include/trace/events/vmscan.h: In function 'trace_event_raw_event_mm_shrink_slab_start': >> include/trace/events/vmscan.h:206:17: warning: assignment discards 'const' >> qualifier from pointer target type [-Wdiscarded-qualifiers] __entry->name = shr->name; ^ include/trace/trace_events.h:686:4: note: in definition of macro 'DECLARE_EVENT_CLASS' { assign; } \ ^~~~~~ include/trace/trace_events.h:64:9: note: in expansion of macro 'PARAMS' PARAMS(assign), \ ^~~~~~ >> include/trace/events/vmscan.h:182:1: note: in expansion of macro >> 'TRACE_EVENT' TRACE_EVENT(mm_shrink_slab_start, ^~~~~~~~~~~ >> include/trace/events/vmscan.h:205:2: note: in expansion of macro >> 'TP_fast_assign' TP_fast_assign( ^~~~~~~~~~~~~~ include/trace/events/vmscan.h: In function 'trace_event_raw_event_mm_shrink_slab_end': include/trace/events/vmscan.h:252:17: warning: assignment discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers] __entry->name = shr->name; ^ include/trace/trace_events.h:686:4: note: in definition of macro 'DECLARE_EVENT_CLASS' { assign; } \ ^~~~~~ include/trace/trace_events.h:64:9: note: in expansion of macro 'PARAMS' PARAMS(assign), \ ^~~~~~ include/trace/events/vmscan.h:233:1: note: in expansion of macro 'TRACE_EVENT' TRACE_EVENT(mm_shrink_slab_end, ^~~~~~~~~~~ include/trace/events/vmscan.h:251:2: note: in expansion of macro 'TP_fast_assign' TP_fast_assign( ^~~~~~~~~~~~~~ In file included from include/trace/define_trace.h:96:0, from include/trace/events/vmscan.h:395, from mm/vmscan.c:60: include/trace/events/vmscan.h: In function 'perf_trace_mm_shrink_slab_start': >> include/trace/events/vmscan.h:206:17: warning: assignment discards 'const' >> qualifier from pointer target type [-Wdiscarded-qualifiers] __entry->name = shr->name; ^ include/trace/perf.h:65:4: note: in definition of macro 'DECLARE_EVENT_CLASS' { assign; } \ ^~~~~~ include/trace/trace_events.h:64:9: note: in expansion of macro 'PARAMS' PARAMS(assign), \ ^~~~~~ >> include/trace/events/vmscan.h:182:1: note: in expansion of macro >> 'TRACE_EVENT' TRACE_EVENT(mm_shrink_slab_start, ^~~~~~~~~~~ >> include/trace/events/vmscan.h:205:2: note: in expansion of macro >> 'TP_fast_assign' TP_fast_assign( ^~~~~~~~~~~~~~ include/trace/events/vmscan.h: In function 'perf_trace_mm_shrink_slab_end': include/trace/events/vmscan.h:252:17: warning: assignment discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers] __entry->name = shr->name; ^ include/trace/perf.h:65:4: note: in definition of macro 'DECLARE_EVENT_CLASS' { assign; } \ ^~~~~~ include/trace/trace_events.h:64:9: note: in expansion of macro 'PARAMS' PARAMS(assign), \ ^~~~~~ include/trace/events/vmscan.h:233:1: note: in expansion of macro 'TRACE_EVENT' TRACE_EVENT(mm_shrink_slab_end, ^~~~~~~~~~~ include/trace/events/vmscan.h:251:2: note: in expansion of macro 'TP_fast_assign' TP_fast_assign( ^~~~~~~~~~~~~~ vim +/const +206 include/trace/events/vmscan.h 176 177 TP_PROTO(unsigned long nr_reclaimed), 178 179 TP_ARGS(nr_reclaimed) 180 ); 181 > 182 TRACE_EVENT(mm_shrink_slab_start, 183 TP_PROTO(struct shrinker *shr, struct shrink_control *sc, 184 long nr_objects_to_shrink, unsigned long pgs_scanned, 185 unsigned long lru_pgs, unsigned long cache_items, 186 unsigned long long delta, unsigned long total_scan), 187 188 TP_ARGS(shr, sc, nr_objects_to_shrink, pgs_scanned, lru_pgs, 189 cache_items, delta, total_scan), 190 191 TP_STRUCT__entry( 192 __field(char *, name) 193 __field(struct shrinker *, shr) 194 __field(void *, shrink) 195 __field(int, nid) 196 __field(long, nr_objects_to_shrink) 197 __field(gfp_t, gfp_flags) 198 __field(unsigned long, pgs_scanned) 199 __field(unsigned long, lru_pgs) 200 __field(unsigned long, cache_items) 201 __field(unsigned long long, delta) 202 __field(unsigned long, total_scan) 203 ), 204 > 205 TP_fast_assign( > 206 __entry->name = shr->name; 207 __entry->shr = shr; 208 __entry->shrink = shr->scan_objects; 209 __entry->nid = sc->nid; 210 __entry->nr_objects_to_shrink = nr_objects_to_shrink; 211 __entry->gfp_flags = sc->gfp_mask; 212 __entry->pgs_scanned = pgs_scanned; 213 __entry->lru_pgs = lru_pgs; 214 __entry->cache_items = cache_items; 215 __entry->delta = delta; 216 __entry->total_scan = total_scan; 217 ), 218 219 TP_printk("name: %s %pF %p: nid: %d objects to shrink %ld gfp_flags %s pgs_scanned %ld lru_pgs %ld cache items %ld delta %lld total_scan %ld", 220 __entry->name, 221 __entry->shrink, 222 __entry->shr, 223 __entry->nid, 224 __entry->nr_objects_to_shrink, 225 show_gfp_flags(__entry->gfp_flags), 226 __entry->pgs_scanned, 227 __entry->lru_pgs, 228 __entry->cache_items, 229 __entry->delta, 230 __entry->total_scan) 231 ); 232 233 TRACE_EVENT(mm_shrink_slab_end, 234 TP_PROTO(struct shrinker *shr, int nid, int shrinker_retval, 235 long unused_scan_cnt, long new_scan_cnt, long total_scan), 236 237 TP_ARGS(shr, nid, shrinker_retval, unused_scan_cnt, new_scan_cnt, 238 total_scan), 239 240 TP_STRUCT__entry( 241 __field(char *, name) 242 __field(struct shrinker *, shr) 243 __field(int, nid) 244 __field(void *, shrink) 245 __field(long, unused_scan) 246 __field(long, new_scan) 247 __field(int, retval) 248 __field(long, total_scan) 249 ), 250 251 TP_fast_assign( 252 __entry->name = shr->name; 253 __entry->shr = shr; 254 __entry->nid = nid; 255 __entry->shrink = shr->scan_objects; 256 __entry->unused_scan = unused_scan_cnt; 257 __entry->new_scan = new_scan_cnt; 258 __entry->retval = shrinker_retval; 259 __entry->total_scan = total_scan; 260 ), 261 262 TP_printk("name: %s %pF %p: nid: %d unused scan count %ld new scan count %ld total_scan %ld last shrinker return val %d", 263 __entry->name, 264 __entry->shrink, 265 __entry->shr, 266 __entry->nid, 267 __entry->unused_scan, 268 __entry->new_scan, 269 __entry->total_scan, 270 __entry->retval) 271 ); 272 273 DECLARE_EVENT_CLASS(mm_vmscan_lru_isolate_template, 274 275 TP_PROTO(int order, 276 unsigned long nr_requested, 277 unsigned long nr_scanned, 278 unsigned long nr_taken, 279 isolate_mode_t isolate_mode, 280 int file), 281 282 TP_ARGS(order, nr_requested, nr_scanned, nr_taken, isolate_mode, file), 283 284 TP_STRUCT__entry( 285 __field(int, order) 286 __field(unsigned long, nr_requested) 287 __field(unsigned long, nr_scanned) 288 __field(unsigned long, nr_taken) 289 __field(isolate_mode_t, isolate_mode) 290 __field(int, file) 291 ), 292 293 TP_fast_assign( 294 __entry->order = order; 295 __entry->nr_requested = nr_requested; 296 __entry->nr_scanned = nr_scanned; 297 __entry->nr_taken = nr_taken; 298 __entry->isolate_mode = isolate_mode; 299 __entry->file = file; 300 ), 301 302 TP_printk("isolate_mode=%d order=%d nr_requested=%lu nr_scanned=%lu nr_taken=%lu file=%d", 303 __entry->isolate_mode, 304 __entry->order, 305 __entry->nr_requested, 306 __entry->nr_scanned, 307 __entry->nr_taken, 308 __entry->file) 309 ); 310 311 DEFINE_EVENT(mm_vmscan_lru_isolate_template, mm_vmscan_lru_isolate, 312 313 TP_PROTO(int order, 314 unsigned long nr_requested, 315 unsigned long nr_scanned, 316 unsigned long nr_taken, 317 isolate_mode_t isolate_mode, 318 int file), 319 320 TP_ARGS(order, nr_requested, nr_scanned, nr_taken, isolate_mode, file) 321 322 ); 323 324 DEFINE_EVENT(mm_vmscan_lru_isolate_template, mm_vmscan_memcg_isolate, 325 326 TP_PROTO(int order, 327 unsigned long nr_requested, 328 unsigned long nr_scanned, 329 unsigned long nr_taken, 330 isolate_mode_t isolate_mode, 331 int file), 332 333 TP_ARGS(order, nr_requested, nr_scanned, nr_taken, isolate_mode, file) 334 335 ); 336 337 TRACE_EVENT(mm_vmscan_writepage, 338 339 TP_PROTO(struct page *page), 340 341 TP_ARGS(page), 342 343 TP_STRUCT__entry( 344 __field(unsigned long, pfn) 345 __field(int, reclaim_flags) 346 ), 347 348 TP_fast_assign( 349 __entry->pfn = page_to_pfn(page); 350 __entry->reclaim_flags = trace_reclaim_flags(page); 351 ), 352 353 TP_printk("page=%p pfn=%lu flags=%s", 354 pfn_to_page(__entry->pfn), 355 __entry->pfn, 356 show_reclaim_flags(__entry->reclaim_flags)) 357 ); 358 359 TRACE_EVENT(mm_vmscan_lru_shrink_inactive, 360 361 TP_PROTO(struct zone *zone, 362 unsigned long nr_scanned, unsigned long nr_reclaimed, 363 int priority, int file), 364 365 TP_ARGS(zone, nr_scanned, nr_reclaimed, priority, file), 366 367 TP_STRUCT__entry( 368 __field(int, nid) 369 __field(int, zid) 370 __field(unsigned long, nr_scanned) 371 __field(unsigned long, nr_reclaimed) 372 __field(int, priority) 373 __field(int, reclaim_flags) 374 ), 375 376 TP_fast_assign( 377 __entry->nid = zone_to_nid(zone); 378 __entry->zid = zone_idx(zone); 379 __entry->nr_scanned = nr_scanned; 380 __entry->nr_reclaimed = nr_reclaimed; 381 __entry->priority = priority; 382 __entry->reclaim_flags = trace_shrink_flags(file); 383 ), 384 385 TP_printk("nid=%d zid=%d nr_scanned=%ld nr_reclaimed=%ld priority=%d flags=%s", 386 __entry->nid, __entry->zid, 387 __entry->nr_scanned, __entry->nr_reclaimed, 388 __entry->priority, 389 show_reclaim_flags(__entry->reclaim_flags)) 390 ); 391 392 #endif /* _TRACE_VMSCAN_H */ 393 394 /* This part must be outside protection */ > 395 #include <trace/define_trace.h> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
.config.gz
Description: Binary data
