501 lines
13 KiB
C
501 lines
13 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
#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 RECLAIM_WB_LRU (RECLAIM_WB_ANON|RECLAIM_WB_FILE)
|
|
|
|
#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 _VMSCAN_THROTTLE_WRITEBACK (1 << VMSCAN_THROTTLE_WRITEBACK)
|
|
#define _VMSCAN_THROTTLE_ISOLATED (1 << VMSCAN_THROTTLE_ISOLATED)
|
|
#define _VMSCAN_THROTTLE_NOPROGRESS (1 << VMSCAN_THROTTLE_NOPROGRESS)
|
|
#define _VMSCAN_THROTTLE_CONGESTED (1 << VMSCAN_THROTTLE_CONGESTED)
|
|
|
|
#define show_throttle_flags(flags) \
|
|
(flags) ? __print_flags(flags, "|", \
|
|
{_VMSCAN_THROTTLE_WRITEBACK, "VMSCAN_THROTTLE_WRITEBACK"}, \
|
|
{_VMSCAN_THROTTLE_ISOLATED, "VMSCAN_THROTTLE_ISOLATED"}, \
|
|
{_VMSCAN_THROTTLE_NOPROGRESS, "VMSCAN_THROTTLE_NOPROGRESS"}, \
|
|
{_VMSCAN_THROTTLE_CONGESTED, "VMSCAN_THROTTLE_CONGESTED"} \
|
|
) : "VMSCAN_THROTTLE_NONE"
|
|
|
|
|
|
#define trace_reclaim_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 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 order=%d",
|
|
__entry->nid,
|
|
__entry->order)
|
|
);
|
|
|
|
TRACE_EVENT(mm_vmscan_wakeup_kswapd,
|
|
|
|
TP_PROTO(int nid, int zid, int order, gfp_t gfp_flags),
|
|
|
|
TP_ARGS(nid, zid, order, gfp_flags),
|
|
|
|
TP_STRUCT__entry(
|
|
__field( int, nid )
|
|
__field( int, zid )
|
|
__field( int, order )
|
|
__field( unsigned long, gfp_flags )
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__entry->nid = nid;
|
|
__entry->zid = zid;
|
|
__entry->order = order;
|
|
__entry->gfp_flags = (__force unsigned long)gfp_flags;
|
|
),
|
|
|
|
TP_printk("nid=%d order=%d gfp_flags=%s",
|
|
__entry->nid,
|
|
__entry->order,
|
|
show_gfp_flags(__entry->gfp_flags))
|
|
);
|
|
|
|
DECLARE_EVENT_CLASS(mm_vmscan_direct_reclaim_begin_template,
|
|
|
|
TP_PROTO(int order, gfp_t gfp_flags),
|
|
|
|
TP_ARGS(order, gfp_flags),
|
|
|
|
TP_STRUCT__entry(
|
|
__field( int, order )
|
|
__field( unsigned long, gfp_flags )
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__entry->order = order;
|
|
__entry->gfp_flags = (__force unsigned long)gfp_flags;
|
|
),
|
|
|
|
TP_printk("order=%d gfp_flags=%s",
|
|
__entry->order,
|
|
show_gfp_flags(__entry->gfp_flags))
|
|
);
|
|
|
|
DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_direct_reclaim_begin,
|
|
|
|
TP_PROTO(int order, gfp_t gfp_flags),
|
|
|
|
TP_ARGS(order, gfp_flags)
|
|
);
|
|
|
|
#ifdef CONFIG_MEMCG
|
|
DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_memcg_reclaim_begin,
|
|
|
|
TP_PROTO(int order, gfp_t gfp_flags),
|
|
|
|
TP_ARGS(order, gfp_flags)
|
|
);
|
|
|
|
DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_memcg_softlimit_reclaim_begin,
|
|
|
|
TP_PROTO(int order, gfp_t gfp_flags),
|
|
|
|
TP_ARGS(order, gfp_flags)
|
|
);
|
|
#endif /* CONFIG_MEMCG */
|
|
|
|
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)
|
|
);
|
|
|
|
#ifdef CONFIG_MEMCG
|
|
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)
|
|
);
|
|
#endif /* CONFIG_MEMCG */
|
|
|
|
TRACE_EVENT(mm_shrink_slab_start,
|
|
TP_PROTO(struct shrinker *shr, struct shrink_control *sc,
|
|
long nr_objects_to_shrink, unsigned long cache_items,
|
|
unsigned long long delta, unsigned long total_scan,
|
|
int priority),
|
|
|
|
TP_ARGS(shr, sc, nr_objects_to_shrink, cache_items, delta, total_scan,
|
|
priority),
|
|
|
|
TP_STRUCT__entry(
|
|
__field(struct shrinker *, shr)
|
|
__field(void *, shrink)
|
|
__field(int, nid)
|
|
__field(long, nr_objects_to_shrink)
|
|
__field(unsigned long, gfp_flags)
|
|
__field(unsigned long, cache_items)
|
|
__field(unsigned long long, delta)
|
|
__field(unsigned long, total_scan)
|
|
__field(int, priority)
|
|
),
|
|
|
|
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 = (__force unsigned long)sc->gfp_mask;
|
|
__entry->cache_items = cache_items;
|
|
__entry->delta = delta;
|
|
__entry->total_scan = total_scan;
|
|
__entry->priority = priority;
|
|
),
|
|
|
|
TP_printk("%pS %p: nid: %d objects to shrink %ld gfp_flags %s cache items %ld delta %lld total_scan %ld priority %d",
|
|
__entry->shrink,
|
|
__entry->shr,
|
|
__entry->nid,
|
|
__entry->nr_objects_to_shrink,
|
|
show_gfp_flags(__entry->gfp_flags),
|
|
__entry->cache_items,
|
|
__entry->delta,
|
|
__entry->total_scan,
|
|
__entry->priority)
|
|
);
|
|
|
|
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("%pS %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)
|
|
);
|
|
|
|
TRACE_EVENT(mm_vmscan_lru_isolate,
|
|
TP_PROTO(int highest_zoneidx,
|
|
int order,
|
|
unsigned long nr_requested,
|
|
unsigned long nr_scanned,
|
|
unsigned long nr_skipped,
|
|
unsigned long nr_taken,
|
|
isolate_mode_t isolate_mode,
|
|
int lru),
|
|
|
|
TP_ARGS(highest_zoneidx, order, nr_requested, nr_scanned, nr_skipped, nr_taken, isolate_mode, lru),
|
|
|
|
TP_STRUCT__entry(
|
|
__field(int, highest_zoneidx)
|
|
__field(int, order)
|
|
__field(unsigned long, nr_requested)
|
|
__field(unsigned long, nr_scanned)
|
|
__field(unsigned long, nr_skipped)
|
|
__field(unsigned long, nr_taken)
|
|
__field(unsigned int, isolate_mode)
|
|
__field(int, lru)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__entry->highest_zoneidx = highest_zoneidx;
|
|
__entry->order = order;
|
|
__entry->nr_requested = nr_requested;
|
|
__entry->nr_scanned = nr_scanned;
|
|
__entry->nr_skipped = nr_skipped;
|
|
__entry->nr_taken = nr_taken;
|
|
__entry->isolate_mode = (__force unsigned int)isolate_mode;
|
|
__entry->lru = lru;
|
|
),
|
|
|
|
/*
|
|
* classzone is previous name of the highest_zoneidx.
|
|
* Reason not to change it is the ABI requirement of the tracepoint.
|
|
*/
|
|
TP_printk("isolate_mode=%d classzone=%d order=%d nr_requested=%lu nr_scanned=%lu nr_skipped=%lu nr_taken=%lu lru=%s",
|
|
__entry->isolate_mode,
|
|
__entry->highest_zoneidx,
|
|
__entry->order,
|
|
__entry->nr_requested,
|
|
__entry->nr_scanned,
|
|
__entry->nr_skipped,
|
|
__entry->nr_taken,
|
|
__print_symbolic(__entry->lru, LRU_NAMES))
|
|
);
|
|
|
|
TRACE_EVENT(mm_vmscan_write_folio,
|
|
|
|
TP_PROTO(struct folio *folio),
|
|
|
|
TP_ARGS(folio),
|
|
|
|
TP_STRUCT__entry(
|
|
__field(unsigned long, pfn)
|
|
__field(int, reclaim_flags)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__entry->pfn = folio_pfn(folio);
|
|
__entry->reclaim_flags = trace_reclaim_flags(
|
|
folio_is_file_lru(folio));
|
|
),
|
|
|
|
TP_printk("page=%p pfn=0x%lx flags=%s",
|
|
pfn_to_page(__entry->pfn),
|
|
__entry->pfn,
|
|
show_reclaim_flags(__entry->reclaim_flags))
|
|
);
|
|
|
|
TRACE_EVENT(mm_vmscan_lru_shrink_inactive,
|
|
|
|
TP_PROTO(int nid,
|
|
unsigned long nr_scanned, unsigned long nr_reclaimed,
|
|
struct reclaim_stat *stat, int priority, int file),
|
|
|
|
TP_ARGS(nid, nr_scanned, nr_reclaimed, stat, priority, file),
|
|
|
|
TP_STRUCT__entry(
|
|
__field(int, nid)
|
|
__field(unsigned long, nr_scanned)
|
|
__field(unsigned long, nr_reclaimed)
|
|
__field(unsigned long, nr_dirty)
|
|
__field(unsigned long, nr_writeback)
|
|
__field(unsigned long, nr_congested)
|
|
__field(unsigned long, nr_immediate)
|
|
__field(unsigned int, nr_activate0)
|
|
__field(unsigned int, nr_activate1)
|
|
__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 = stat->nr_dirty;
|
|
__entry->nr_writeback = stat->nr_writeback;
|
|
__entry->nr_congested = stat->nr_congested;
|
|
__entry->nr_immediate = stat->nr_immediate;
|
|
__entry->nr_activate0 = stat->nr_activate[0];
|
|
__entry->nr_activate1 = stat->nr_activate[1];
|
|
__entry->nr_ref_keep = stat->nr_ref_keep;
|
|
__entry->nr_unmap_fail = stat->nr_unmap_fail;
|
|
__entry->priority = priority;
|
|
__entry->reclaim_flags = trace_reclaim_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_anon=%d nr_activate_file=%d 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_activate0, __entry->nr_activate1,
|
|
__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_reclaim_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_node_reclaim_begin,
|
|
|
|
TP_PROTO(int nid, int order, gfp_t gfp_flags),
|
|
|
|
TP_ARGS(nid, order, gfp_flags),
|
|
|
|
TP_STRUCT__entry(
|
|
__field(int, nid)
|
|
__field(int, order)
|
|
__field(unsigned long, gfp_flags)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__entry->nid = nid;
|
|
__entry->order = order;
|
|
__entry->gfp_flags = (__force unsigned long)gfp_flags;
|
|
),
|
|
|
|
TP_printk("nid=%d order=%d gfp_flags=%s",
|
|
__entry->nid,
|
|
__entry->order,
|
|
show_gfp_flags(__entry->gfp_flags))
|
|
);
|
|
|
|
DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_node_reclaim_end,
|
|
|
|
TP_PROTO(unsigned long nr_reclaimed),
|
|
|
|
TP_ARGS(nr_reclaimed)
|
|
);
|
|
|
|
TRACE_EVENT(mm_vmscan_throttled,
|
|
|
|
TP_PROTO(int nid, int usec_timeout, int usec_delayed, int reason),
|
|
|
|
TP_ARGS(nid, usec_timeout, usec_delayed, reason),
|
|
|
|
TP_STRUCT__entry(
|
|
__field(int, nid)
|
|
__field(int, usec_timeout)
|
|
__field(int, usec_delayed)
|
|
__field(int, reason)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__entry->nid = nid;
|
|
__entry->usec_timeout = usec_timeout;
|
|
__entry->usec_delayed = usec_delayed;
|
|
__entry->reason = 1U << reason;
|
|
),
|
|
|
|
TP_printk("nid=%d usec_timeout=%d usect_delayed=%d reason=%s",
|
|
__entry->nid,
|
|
__entry->usec_timeout,
|
|
__entry->usec_delayed,
|
|
show_throttle_flags(__entry->reason))
|
|
);
|
|
#endif /* _TRACE_VMSCAN_H */
|
|
|
|
/* This part must be outside protection */
|
|
#include <trace/define_trace.h>
|