478 lines
12 KiB
C
478 lines
12 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM vmscan
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#if !defined(_TRACE_VMSCAN_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_VMSCAN_H
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#include <linux/types.h>
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#include <linux/tracepoint.h>
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#include <linux/mm.h>
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#include <linux/memcontrol.h>
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#include <trace/events/mmflags.h>
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#define RECLAIM_WB_ANON 0x0001u
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#define RECLAIM_WB_FILE 0x0002u
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#define RECLAIM_WB_MIXED 0x0010u
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#define RECLAIM_WB_SYNC 0x0004u /* Unused, all reclaim async */
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#define RECLAIM_WB_ASYNC 0x0008u
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#define RECLAIM_WB_LRU (RECLAIM_WB_ANON|RECLAIM_WB_FILE)
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#define show_reclaim_flags(flags) \
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(flags) ? __print_flags(flags, "|", \
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{RECLAIM_WB_ANON, "RECLAIM_WB_ANON"}, \
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{RECLAIM_WB_FILE, "RECLAIM_WB_FILE"}, \
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{RECLAIM_WB_MIXED, "RECLAIM_WB_MIXED"}, \
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{RECLAIM_WB_SYNC, "RECLAIM_WB_SYNC"}, \
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{RECLAIM_WB_ASYNC, "RECLAIM_WB_ASYNC"} \
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) : "RECLAIM_WB_NONE"
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#define trace_reclaim_flags(page) ( \
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(page_is_file_cache(page) ? RECLAIM_WB_FILE : RECLAIM_WB_ANON) | \
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(RECLAIM_WB_ASYNC) \
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)
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#define trace_shrink_flags(file) \
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( \
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(file ? RECLAIM_WB_FILE : RECLAIM_WB_ANON) | \
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(RECLAIM_WB_ASYNC) \
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)
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TRACE_EVENT(mm_vmscan_kswapd_sleep,
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TP_PROTO(int nid),
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TP_ARGS(nid),
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TP_STRUCT__entry(
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__field( int, nid )
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),
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TP_fast_assign(
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__entry->nid = nid;
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),
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TP_printk("nid=%d", __entry->nid)
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);
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TRACE_EVENT(mm_vmscan_kswapd_wake,
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TP_PROTO(int nid, int zid, int order),
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TP_ARGS(nid, zid, order),
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TP_STRUCT__entry(
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__field( int, nid )
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__field( int, zid )
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__field( int, order )
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),
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TP_fast_assign(
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__entry->nid = nid;
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__entry->zid = zid;
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__entry->order = order;
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),
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TP_printk("nid=%d zid=%d order=%d", __entry->nid, __entry->zid, __entry->order)
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);
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TRACE_EVENT(mm_vmscan_wakeup_kswapd,
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TP_PROTO(int nid, int zid, int order),
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TP_ARGS(nid, zid, order),
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TP_STRUCT__entry(
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__field( int, nid )
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__field( int, zid )
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__field( int, order )
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),
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TP_fast_assign(
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__entry->nid = nid;
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__entry->zid = zid;
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__entry->order = order;
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),
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TP_printk("nid=%d zid=%d order=%d",
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__entry->nid,
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__entry->zid,
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__entry->order)
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);
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DECLARE_EVENT_CLASS(mm_vmscan_direct_reclaim_begin_template,
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TP_PROTO(int order, int may_writepage, gfp_t gfp_flags, int classzone_idx),
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TP_ARGS(order, may_writepage, gfp_flags, classzone_idx),
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TP_STRUCT__entry(
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__field( int, order )
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__field( int, may_writepage )
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__field( gfp_t, gfp_flags )
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__field( int, classzone_idx )
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),
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TP_fast_assign(
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__entry->order = order;
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__entry->may_writepage = may_writepage;
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__entry->gfp_flags = gfp_flags;
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__entry->classzone_idx = classzone_idx;
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),
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TP_printk("order=%d may_writepage=%d gfp_flags=%s classzone_idx=%d",
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__entry->order,
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__entry->may_writepage,
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show_gfp_flags(__entry->gfp_flags),
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__entry->classzone_idx)
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);
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DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_direct_reclaim_begin,
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TP_PROTO(int order, int may_writepage, gfp_t gfp_flags, int classzone_idx),
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TP_ARGS(order, may_writepage, gfp_flags, classzone_idx)
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);
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#ifdef CONFIG_MEMCG
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DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_memcg_reclaim_begin,
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TP_PROTO(int order, int may_writepage, gfp_t gfp_flags, int classzone_idx),
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TP_ARGS(order, may_writepage, gfp_flags, classzone_idx)
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);
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DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_memcg_softlimit_reclaim_begin,
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TP_PROTO(int order, int may_writepage, gfp_t gfp_flags, int classzone_idx),
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TP_ARGS(order, may_writepage, gfp_flags, classzone_idx)
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);
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#endif /* CONFIG_MEMCG */
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DECLARE_EVENT_CLASS(mm_vmscan_direct_reclaim_end_template,
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TP_PROTO(unsigned long nr_reclaimed),
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TP_ARGS(nr_reclaimed),
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TP_STRUCT__entry(
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__field( unsigned long, nr_reclaimed )
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),
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TP_fast_assign(
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__entry->nr_reclaimed = nr_reclaimed;
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),
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TP_printk("nr_reclaimed=%lu", __entry->nr_reclaimed)
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);
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DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_direct_reclaim_end,
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TP_PROTO(unsigned long nr_reclaimed),
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TP_ARGS(nr_reclaimed)
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);
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#ifdef CONFIG_MEMCG
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DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_memcg_reclaim_end,
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TP_PROTO(unsigned long nr_reclaimed),
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TP_ARGS(nr_reclaimed)
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);
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DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_memcg_softlimit_reclaim_end,
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TP_PROTO(unsigned long nr_reclaimed),
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TP_ARGS(nr_reclaimed)
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);
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#endif /* CONFIG_MEMCG */
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TRACE_EVENT(mm_shrink_slab_start,
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TP_PROTO(struct shrinker *shr, struct shrink_control *sc,
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long nr_objects_to_shrink, unsigned long pgs_scanned,
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unsigned long lru_pgs, unsigned long cache_items,
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unsigned long long delta, unsigned long total_scan),
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TP_ARGS(shr, sc, nr_objects_to_shrink, pgs_scanned, lru_pgs,
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cache_items, delta, total_scan),
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TP_STRUCT__entry(
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__field(struct shrinker *, shr)
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__field(void *, shrink)
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__field(int, nid)
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__field(long, nr_objects_to_shrink)
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__field(gfp_t, gfp_flags)
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__field(unsigned long, pgs_scanned)
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__field(unsigned long, lru_pgs)
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__field(unsigned long, cache_items)
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__field(unsigned long long, delta)
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__field(unsigned long, total_scan)
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),
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TP_fast_assign(
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__entry->shr = shr;
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__entry->shrink = shr->scan_objects;
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__entry->nid = sc->nid;
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__entry->nr_objects_to_shrink = nr_objects_to_shrink;
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__entry->gfp_flags = sc->gfp_mask;
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__entry->pgs_scanned = pgs_scanned;
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__entry->lru_pgs = lru_pgs;
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__entry->cache_items = cache_items;
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__entry->delta = delta;
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__entry->total_scan = total_scan;
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),
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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",
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__entry->shrink,
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__entry->shr,
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__entry->nid,
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__entry->nr_objects_to_shrink,
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show_gfp_flags(__entry->gfp_flags),
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__entry->pgs_scanned,
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__entry->lru_pgs,
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__entry->cache_items,
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__entry->delta,
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__entry->total_scan)
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);
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TRACE_EVENT(mm_shrink_slab_end,
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TP_PROTO(struct shrinker *shr, int nid, int shrinker_retval,
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long unused_scan_cnt, long new_scan_cnt, long total_scan),
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TP_ARGS(shr, nid, shrinker_retval, unused_scan_cnt, new_scan_cnt,
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total_scan),
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TP_STRUCT__entry(
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__field(struct shrinker *, shr)
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__field(int, nid)
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__field(void *, shrink)
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__field(long, unused_scan)
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__field(long, new_scan)
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__field(int, retval)
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__field(long, total_scan)
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),
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TP_fast_assign(
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__entry->shr = shr;
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__entry->nid = nid;
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__entry->shrink = shr->scan_objects;
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__entry->unused_scan = unused_scan_cnt;
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__entry->new_scan = new_scan_cnt;
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__entry->retval = shrinker_retval;
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__entry->total_scan = total_scan;
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),
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TP_printk("%pF %p: nid: %d unused scan count %ld new scan count %ld total_scan %ld last shrinker return val %d",
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__entry->shrink,
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__entry->shr,
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__entry->nid,
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__entry->unused_scan,
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__entry->new_scan,
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__entry->total_scan,
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__entry->retval)
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);
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TRACE_EVENT(mm_vmscan_lru_isolate,
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TP_PROTO(int classzone_idx,
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int order,
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unsigned long nr_requested,
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unsigned long nr_scanned,
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unsigned long nr_skipped,
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unsigned long nr_taken,
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isolate_mode_t isolate_mode,
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int lru),
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TP_ARGS(classzone_idx, order, nr_requested, nr_scanned, nr_skipped, nr_taken, isolate_mode, lru),
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TP_STRUCT__entry(
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__field(int, classzone_idx)
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__field(int, order)
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__field(unsigned long, nr_requested)
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__field(unsigned long, nr_scanned)
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__field(unsigned long, nr_skipped)
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__field(unsigned long, nr_taken)
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__field(isolate_mode_t, isolate_mode)
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__field(int, lru)
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),
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TP_fast_assign(
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__entry->classzone_idx = classzone_idx;
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__entry->order = order;
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__entry->nr_requested = nr_requested;
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__entry->nr_scanned = nr_scanned;
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__entry->nr_skipped = nr_skipped;
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__entry->nr_taken = nr_taken;
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__entry->isolate_mode = isolate_mode;
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__entry->lru = lru;
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),
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TP_printk("isolate_mode=%d classzone=%d order=%d nr_requested=%lu nr_scanned=%lu nr_skipped=%lu nr_taken=%lu lru=%s",
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__entry->isolate_mode,
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__entry->classzone_idx,
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__entry->order,
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__entry->nr_requested,
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__entry->nr_scanned,
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__entry->nr_skipped,
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__entry->nr_taken,
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__print_symbolic(__entry->lru, LRU_NAMES))
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);
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TRACE_EVENT(mm_vmscan_writepage,
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TP_PROTO(struct page *page),
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TP_ARGS(page),
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TP_STRUCT__entry(
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__field(unsigned long, pfn)
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__field(int, reclaim_flags)
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),
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TP_fast_assign(
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__entry->pfn = page_to_pfn(page);
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__entry->reclaim_flags = trace_reclaim_flags(page);
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),
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TP_printk("page=%p pfn=%lu flags=%s",
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pfn_to_page(__entry->pfn),
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__entry->pfn,
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show_reclaim_flags(__entry->reclaim_flags))
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);
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TRACE_EVENT(mm_vmscan_lru_shrink_inactive,
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TP_PROTO(int nid,
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unsigned long nr_scanned, unsigned long nr_reclaimed,
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unsigned long nr_dirty, unsigned long nr_writeback,
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unsigned long nr_congested, unsigned long nr_immediate,
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unsigned long nr_activate, unsigned long nr_ref_keep,
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unsigned long nr_unmap_fail,
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int priority, int file),
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TP_ARGS(nid, nr_scanned, nr_reclaimed, nr_dirty, nr_writeback,
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nr_congested, nr_immediate, nr_activate, nr_ref_keep,
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nr_unmap_fail, priority, file),
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TP_STRUCT__entry(
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__field(int, nid)
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__field(unsigned long, nr_scanned)
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__field(unsigned long, nr_reclaimed)
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__field(unsigned long, nr_dirty)
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__field(unsigned long, nr_writeback)
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__field(unsigned long, nr_congested)
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__field(unsigned long, nr_immediate)
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__field(unsigned long, nr_activate)
|
||
|
|
__field(unsigned long, nr_ref_keep)
|
||
|
|
__field(unsigned long, nr_unmap_fail)
|
||
|
|
__field(int, priority)
|
||
|
|
__field(int, reclaim_flags)
|
||
|
|
),
|
||
|
|
|
||
|
|
TP_fast_assign(
|
||
|
|
__entry->nid = nid;
|
||
|
|
__entry->nr_scanned = nr_scanned;
|
||
|
|
__entry->nr_reclaimed = nr_reclaimed;
|
||
|
|
__entry->nr_dirty = nr_dirty;
|
||
|
|
__entry->nr_writeback = nr_writeback;
|
||
|
|
__entry->nr_congested = nr_congested;
|
||
|
|
__entry->nr_immediate = nr_immediate;
|
||
|
|
__entry->nr_activate = nr_activate;
|
||
|
|
__entry->nr_ref_keep = nr_ref_keep;
|
||
|
|
__entry->nr_unmap_fail = nr_unmap_fail;
|
||
|
|
__entry->priority = priority;
|
||
|
|
__entry->reclaim_flags = trace_shrink_flags(file);
|
||
|
|
),
|
||
|
|
|
||
|
|
TP_printk("nid=%d nr_scanned=%ld nr_reclaimed=%ld nr_dirty=%ld nr_writeback=%ld nr_congested=%ld nr_immediate=%ld nr_activate=%ld nr_ref_keep=%ld nr_unmap_fail=%ld priority=%d flags=%s",
|
||
|
|
__entry->nid,
|
||
|
|
__entry->nr_scanned, __entry->nr_reclaimed,
|
||
|
|
__entry->nr_dirty, __entry->nr_writeback,
|
||
|
|
__entry->nr_congested, __entry->nr_immediate,
|
||
|
|
__entry->nr_activate, __entry->nr_ref_keep,
|
||
|
|
__entry->nr_unmap_fail, __entry->priority,
|
||
|
|
show_reclaim_flags(__entry->reclaim_flags))
|
||
|
|
);
|
||
|
|
|
||
|
|
TRACE_EVENT(mm_vmscan_lru_shrink_active,
|
||
|
|
|
||
|
|
TP_PROTO(int nid, unsigned long nr_taken,
|
||
|
|
unsigned long nr_active, unsigned long nr_deactivated,
|
||
|
|
unsigned long nr_referenced, int priority, int file),
|
||
|
|
|
||
|
|
TP_ARGS(nid, nr_taken, nr_active, nr_deactivated, nr_referenced, priority, file),
|
||
|
|
|
||
|
|
TP_STRUCT__entry(
|
||
|
|
__field(int, nid)
|
||
|
|
__field(unsigned long, nr_taken)
|
||
|
|
__field(unsigned long, nr_active)
|
||
|
|
__field(unsigned long, nr_deactivated)
|
||
|
|
__field(unsigned long, nr_referenced)
|
||
|
|
__field(int, priority)
|
||
|
|
__field(int, reclaim_flags)
|
||
|
|
),
|
||
|
|
|
||
|
|
TP_fast_assign(
|
||
|
|
__entry->nid = nid;
|
||
|
|
__entry->nr_taken = nr_taken;
|
||
|
|
__entry->nr_active = nr_active;
|
||
|
|
__entry->nr_deactivated = nr_deactivated;
|
||
|
|
__entry->nr_referenced = nr_referenced;
|
||
|
|
__entry->priority = priority;
|
||
|
|
__entry->reclaim_flags = trace_shrink_flags(file);
|
||
|
|
),
|
||
|
|
|
||
|
|
TP_printk("nid=%d nr_taken=%ld nr_active=%ld nr_deactivated=%ld nr_referenced=%ld priority=%d flags=%s",
|
||
|
|
__entry->nid,
|
||
|
|
__entry->nr_taken,
|
||
|
|
__entry->nr_active, __entry->nr_deactivated, __entry->nr_referenced,
|
||
|
|
__entry->priority,
|
||
|
|
show_reclaim_flags(__entry->reclaim_flags))
|
||
|
|
);
|
||
|
|
|
||
|
|
TRACE_EVENT(mm_vmscan_inactive_list_is_low,
|
||
|
|
|
||
|
|
TP_PROTO(int nid, int reclaim_idx,
|
||
|
|
unsigned long total_inactive, unsigned long inactive,
|
||
|
|
unsigned long total_active, unsigned long active,
|
||
|
|
unsigned long ratio, int file),
|
||
|
|
|
||
|
|
TP_ARGS(nid, reclaim_idx, total_inactive, inactive, total_active, active, ratio, file),
|
||
|
|
|
||
|
|
TP_STRUCT__entry(
|
||
|
|
__field(int, nid)
|
||
|
|
__field(int, reclaim_idx)
|
||
|
|
__field(unsigned long, total_inactive)
|
||
|
|
__field(unsigned long, inactive)
|
||
|
|
__field(unsigned long, total_active)
|
||
|
|
__field(unsigned long, active)
|
||
|
|
__field(unsigned long, ratio)
|
||
|
|
__field(int, reclaim_flags)
|
||
|
|
),
|
||
|
|
|
||
|
|
TP_fast_assign(
|
||
|
|
__entry->nid = nid;
|
||
|
|
__entry->reclaim_idx = reclaim_idx;
|
||
|
|
__entry->total_inactive = total_inactive;
|
||
|
|
__entry->inactive = inactive;
|
||
|
|
__entry->total_active = total_active;
|
||
|
|
__entry->active = active;
|
||
|
|
__entry->ratio = ratio;
|
||
|
|
__entry->reclaim_flags = trace_shrink_flags(file) & RECLAIM_WB_LRU;
|
||
|
|
),
|
||
|
|
|
||
|
|
TP_printk("nid=%d reclaim_idx=%d total_inactive=%ld inactive=%ld total_active=%ld active=%ld ratio=%ld flags=%s",
|
||
|
|
__entry->nid,
|
||
|
|
__entry->reclaim_idx,
|
||
|
|
__entry->total_inactive, __entry->inactive,
|
||
|
|
__entry->total_active, __entry->active,
|
||
|
|
__entry->ratio,
|
||
|
|
show_reclaim_flags(__entry->reclaim_flags))
|
||
|
|
);
|
||
|
|
#endif /* _TRACE_VMSCAN_H */
|
||
|
|
|
||
|
|
/* This part must be outside protection */
|
||
|
|
#include <trace/define_trace.h>
|