| #undef TRACE_SYSTEM |
| #define TRACE_SYSTEM vmscan |
| |
| #if !defined(_TRACE_VMSCAN_H) || defined(TRACE_HEADER_MULTI_READ) |
| #define _TRACE_VMSCAN_H |
| |
| #include <linux/types.h> |
| #include <linux/tracepoint.h> |
| #include <linux/mm.h> |
| #include <linux/memcontrol.h> |
| #include <trace/events/mmflags.h> |
| |
| #define RECLAIM_WB_ANON 0x0001u |
| #define RECLAIM_WB_FILE 0x0002u |
| #define RECLAIM_WB_MIXED 0x0010u |
| #define RECLAIM_WB_SYNC 0x0004u /* Unused, all reclaim async */ |
| #define RECLAIM_WB_ASYNC 0x0008u |
| |
| #define show_reclaim_flags(flags) \ |
| (flags) ? __print_flags(flags, "|", \ |
| {RECLAIM_WB_ANON, "RECLAIM_WB_ANON"}, \ |
| {RECLAIM_WB_FILE, "RECLAIM_WB_FILE"}, \ |
| {RECLAIM_WB_MIXED, "RECLAIM_WB_MIXED"}, \ |
| {RECLAIM_WB_SYNC, "RECLAIM_WB_SYNC"}, \ |
| {RECLAIM_WB_ASYNC, "RECLAIM_WB_ASYNC"} \ |
| ) : "RECLAIM_WB_NONE" |
| |
| #define trace_reclaim_flags(page) ( \ |
| (page_is_file_cache(page) ? RECLAIM_WB_FILE : RECLAIM_WB_ANON) | \ |
| (RECLAIM_WB_ASYNC) \ |
| ) |
| |
| #define trace_shrink_flags(file) \ |
| ( \ |
| (file ? RECLAIM_WB_FILE : RECLAIM_WB_ANON) | \ |
| (RECLAIM_WB_ASYNC) \ |
| ) |
| |
| TRACE_EVENT(mm_vmscan_kswapd_sleep, |
| |
| TP_PROTO(int nid), |
| |
| TP_ARGS(nid), |
| |
| TP_STRUCT__entry( |
| __field( int, nid ) |
| ), |
| |
| TP_fast_assign( |
| __entry->nid = nid; |
| ), |
| |
| TP_printk("nid=%d", __entry->nid) |
| ); |
| |
| TRACE_EVENT(mm_vmscan_kswapd_wake, |
| |
| TP_PROTO(int nid, int order), |
| |
| TP_ARGS(nid, order), |
| |
| TP_STRUCT__entry( |
| __field( int, nid ) |
| __field( int, order ) |
| ), |
| |
| TP_fast_assign( |
| __entry->nid = nid; |
| __entry->order = order; |
| ), |
| |
| TP_printk("nid=%d order=%d", __entry->nid, __entry->order) |
| ); |
| |
| TRACE_EVENT(mm_vmscan_wakeup_kswapd, |
| |
| TP_PROTO(int nid, int zid, int order), |
| |
| TP_ARGS(nid, zid, order), |
| |
| TP_STRUCT__entry( |
| __field( int, nid ) |
| __field( int, zid ) |
| __field( int, order ) |
| ), |
| |
| TP_fast_assign( |
| __entry->nid = nid; |
| __entry->zid = zid; |
| __entry->order = order; |
| ), |
| |
| TP_printk("nid=%d zid=%d order=%d", |
| __entry->nid, |
| __entry->zid, |
| __entry->order) |
| ); |
| |
| DECLARE_EVENT_CLASS(mm_vmscan_direct_reclaim_begin_template, |
| |
| TP_PROTO(int order, int may_writepage, gfp_t gfp_flags), |
| |
| TP_ARGS(order, may_writepage, gfp_flags), |
| |
| TP_STRUCT__entry( |
| __field( int, order ) |
| __field( int, may_writepage ) |
| __field( gfp_t, gfp_flags ) |
| ), |
| |
| TP_fast_assign( |
| __entry->order = order; |
| __entry->may_writepage = may_writepage; |
| __entry->gfp_flags = gfp_flags; |
| ), |
| |
| TP_printk("order=%d may_writepage=%d gfp_flags=%s", |
| __entry->order, |
| __entry->may_writepage, |
| show_gfp_flags(__entry->gfp_flags)) |
| ); |
| |
| DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_direct_reclaim_begin, |
| |
| TP_PROTO(int order, int may_writepage, gfp_t gfp_flags), |
| |
| TP_ARGS(order, may_writepage, gfp_flags) |
| ); |
| |
| DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_memcg_reclaim_begin, |
| |
| TP_PROTO(int order, int may_writepage, gfp_t gfp_flags), |
| |
| TP_ARGS(order, may_writepage, gfp_flags) |
| ); |
| |
| DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_memcg_softlimit_reclaim_begin, |
| |
| TP_PROTO(int order, int may_writepage, gfp_t gfp_flags), |
| |
| TP_ARGS(order, may_writepage, gfp_flags) |
| ); |
| |
| DECLARE_EVENT_CLASS(mm_vmscan_direct_reclaim_end_template, |
| |
| TP_PROTO(unsigned long nr_reclaimed), |
| |
| TP_ARGS(nr_reclaimed), |
| |
| TP_STRUCT__entry( |
| __field( unsigned long, nr_reclaimed ) |
| ), |
| |
| TP_fast_assign( |
| __entry->nr_reclaimed = nr_reclaimed; |
| ), |
| |
| TP_printk("nr_reclaimed=%lu", __entry->nr_reclaimed) |
| ); |
| |
| DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_direct_reclaim_end, |
| |
| TP_PROTO(unsigned long nr_reclaimed), |
| |
| TP_ARGS(nr_reclaimed) |
| ); |
| |
| DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_memcg_reclaim_end, |
| |
| TP_PROTO(unsigned long nr_reclaimed), |
| |
| TP_ARGS(nr_reclaimed) |
| ); |
| |
| DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_memcg_softlimit_reclaim_end, |
| |
| TP_PROTO(unsigned long nr_reclaimed), |
| |
| TP_ARGS(nr_reclaimed) |
| ); |
| |
| TRACE_EVENT(mm_shrink_slab_start, |
| TP_PROTO(struct shrinker *shr, struct shrink_control *sc, |
| long nr_objects_to_shrink, unsigned long pgs_scanned, |
| unsigned long lru_pgs, unsigned long cache_items, |
| unsigned long long delta, unsigned long total_scan), |
| |
| TP_ARGS(shr, sc, nr_objects_to_shrink, pgs_scanned, lru_pgs, |
| cache_items, delta, total_scan), |
| |
| TP_STRUCT__entry( |
| __field(struct shrinker *, shr) |
| __field(void *, shrink) |
| __field(int, nid) |
| __field(long, nr_objects_to_shrink) |
| __field(gfp_t, gfp_flags) |
| __field(unsigned long, pgs_scanned) |
| __field(unsigned long, lru_pgs) |
| __field(unsigned long, cache_items) |
| __field(unsigned long long, delta) |
| __field(unsigned long, total_scan) |
| ), |
| |
| TP_fast_assign( |
| __entry->shr = shr; |
| __entry->shrink = shr->scan_objects; |
| __entry->nid = sc->nid; |
| __entry->nr_objects_to_shrink = nr_objects_to_shrink; |
| __entry->gfp_flags = sc->gfp_mask; |
| __entry->pgs_scanned = pgs_scanned; |
| __entry->lru_pgs = lru_pgs; |
| __entry->cache_items = cache_items; |
| __entry->delta = delta; |
| __entry->total_scan = total_scan; |
| ), |
| |
| TP_printk("%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", |
| __entry->shrink, |
| __entry->shr, |
| __entry->nid, |
| __entry->nr_objects_to_shrink, |
| show_gfp_flags(__entry->gfp_flags), |
| __entry->pgs_scanned, |
| __entry->lru_pgs, |
| __entry->cache_items, |
| __entry->delta, |
| __entry->total_scan) |
| ); |
| |
| TRACE_EVENT(mm_shrink_slab_end, |
| TP_PROTO(struct shrinker *shr, int nid, int shrinker_retval, |
| long unused_scan_cnt, long new_scan_cnt, long total_scan), |
| |
| TP_ARGS(shr, nid, shrinker_retval, unused_scan_cnt, new_scan_cnt, |
| total_scan), |
| |
| TP_STRUCT__entry( |
| __field(struct shrinker *, shr) |
| __field(int, nid) |
| __field(void *, shrink) |
| __field(long, unused_scan) |
| __field(long, new_scan) |
| __field(int, retval) |
| __field(long, total_scan) |
| ), |
| |
| TP_fast_assign( |
| __entry->shr = shr; |
| __entry->nid = nid; |
| __entry->shrink = shr->scan_objects; |
| __entry->unused_scan = unused_scan_cnt; |
| __entry->new_scan = new_scan_cnt; |
| __entry->retval = shrinker_retval; |
| __entry->total_scan = total_scan; |
| ), |
| |
| TP_printk("%pF %p: nid: %d unused scan count %ld new scan count %ld total_scan %ld last shrinker return val %d", |
| __entry->shrink, |
| __entry->shr, |
| __entry->nid, |
| __entry->unused_scan, |
| __entry->new_scan, |
| __entry->total_scan, |
| __entry->retval) |
| ); |
| |
| DECLARE_EVENT_CLASS(mm_vmscan_lru_isolate_template, |
| |
| TP_PROTO(int order, |
| unsigned long nr_requested, |
| unsigned long nr_scanned, |
| unsigned long nr_taken, |
| isolate_mode_t isolate_mode, |
| int file), |
| |
| TP_ARGS(order, nr_requested, nr_scanned, nr_taken, isolate_mode, file), |
| |
| TP_STRUCT__entry( |
| __field(int, order) |
| __field(unsigned long, nr_requested) |
| __field(unsigned long, nr_scanned) |
| __field(unsigned long, nr_taken) |
| __field(isolate_mode_t, isolate_mode) |
| __field(int, file) |
| ), |
| |
| TP_fast_assign( |
| __entry->order = order; |
| __entry->nr_requested = nr_requested; |
| __entry->nr_scanned = nr_scanned; |
| __entry->nr_taken = nr_taken; |
| __entry->isolate_mode = isolate_mode; |
| __entry->file = file; |
| ), |
| |
| TP_printk("isolate_mode=%d order=%d nr_requested=%lu nr_scanned=%lu nr_taken=%lu file=%d", |
| __entry->isolate_mode, |
| __entry->order, |
| __entry->nr_requested, |
| __entry->nr_scanned, |
| __entry->nr_taken, |
| __entry->file) |
| ); |
| |
| DEFINE_EVENT(mm_vmscan_lru_isolate_template, mm_vmscan_lru_isolate, |
| |
| TP_PROTO(int order, |
| unsigned long nr_requested, |
| unsigned long nr_scanned, |
| unsigned long nr_taken, |
| isolate_mode_t isolate_mode, |
| int file), |
| |
| TP_ARGS(order, nr_requested, nr_scanned, nr_taken, isolate_mode, file) |
| |
| ); |
| |
| DEFINE_EVENT(mm_vmscan_lru_isolate_template, mm_vmscan_memcg_isolate, |
| |
| TP_PROTO(int order, |
| unsigned long nr_requested, |
| unsigned long nr_scanned, |
| unsigned long nr_taken, |
| isolate_mode_t isolate_mode, |
| int file), |
| |
| TP_ARGS(order, nr_requested, nr_scanned, nr_taken, isolate_mode, file) |
| |
| ); |
| |
| TRACE_EVENT(mm_vmscan_writepage, |
| |
| TP_PROTO(struct page *page), |
| |
| TP_ARGS(page), |
| |
| TP_STRUCT__entry( |
| __field(unsigned long, pfn) |
| __field(int, reclaim_flags) |
| ), |
| |
| TP_fast_assign( |
| __entry->pfn = page_to_pfn(page); |
| __entry->reclaim_flags = trace_reclaim_flags(page); |
| ), |
| |
| TP_printk("page=%p pfn=%lu flags=%s", |
| pfn_to_page(__entry->pfn), |
| __entry->pfn, |
| show_reclaim_flags(__entry->reclaim_flags)) |
| ); |
| |
| TRACE_EVENT(mm_vmscan_lru_shrink_inactive, |
| |
| TP_PROTO(struct zone *zone, |
| unsigned long nr_scanned, unsigned long nr_reclaimed, |
| int priority, int file), |
| |
| TP_ARGS(zone, nr_scanned, nr_reclaimed, priority, file), |
| |
| TP_STRUCT__entry( |
| __field(int, nid) |
| __field(int, zid) |
| __field(unsigned long, nr_scanned) |
| __field(unsigned long, nr_reclaimed) |
| __field(int, priority) |
| __field(int, reclaim_flags) |
| ), |
| |
| TP_fast_assign( |
| __entry->nid = zone_to_nid(zone); |
| __entry->zid = zone_idx(zone); |
| __entry->nr_scanned = nr_scanned; |
| __entry->nr_reclaimed = nr_reclaimed; |
| __entry->priority = priority; |
| __entry->reclaim_flags = trace_shrink_flags(file); |
| ), |
| |
| TP_printk("nid=%d zid=%d nr_scanned=%ld nr_reclaimed=%ld priority=%d flags=%s", |
| __entry->nid, __entry->zid, |
| __entry->nr_scanned, __entry->nr_reclaimed, |
| __entry->priority, |
| show_reclaim_flags(__entry->reclaim_flags)) |
| ); |
| |
| #endif /* _TRACE_VMSCAN_H */ |
| |
| /* This part must be outside protection */ |
| #include <trace/define_trace.h> |
