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cc8e970c3c
Memcg also need to trace page isolation information as global reclaim. This patch does it. Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> Reviewed-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Acked-by: Mel Gorman <mel@csn.ul.ie> Acked-by: Balbir Singh <balbir@linux.vnet.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
276 lines
6.2 KiB
C
276 lines
6.2 KiB
C
#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 "gfpflags.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_SYNC 0x0004u
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#define RECLAIM_WB_ASYNC 0x0008u
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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_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, sync) ( \
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(page_is_file_cache(page) ? RECLAIM_WB_FILE : RECLAIM_WB_ANON) | \
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(sync == PAGEOUT_IO_SYNC ? RECLAIM_WB_SYNC : 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 order),
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TP_ARGS(nid, order),
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TP_STRUCT__entry(
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__field( int, nid )
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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->order = order;
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),
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TP_printk("nid=%d order=%d", __entry->nid, __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),
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TP_ARGS(order, may_writepage, gfp_flags),
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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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),
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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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),
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TP_printk("order=%d may_writepage=%d gfp_flags=%s",
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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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);
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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),
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TP_ARGS(order, may_writepage, gfp_flags)
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);
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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),
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TP_ARGS(order, may_writepage, gfp_flags)
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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),
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TP_ARGS(order, may_writepage, gfp_flags)
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);
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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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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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DECLARE_EVENT_CLASS(mm_vmscan_lru_isolate_template,
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TP_PROTO(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_taken,
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unsigned long nr_lumpy_taken,
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unsigned long nr_lumpy_dirty,
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unsigned long nr_lumpy_failed,
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int isolate_mode),
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TP_ARGS(order, nr_requested, nr_scanned, nr_taken, nr_lumpy_taken, nr_lumpy_dirty, nr_lumpy_failed, isolate_mode),
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TP_STRUCT__entry(
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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_taken)
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__field(unsigned long, nr_lumpy_taken)
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__field(unsigned long, nr_lumpy_dirty)
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__field(unsigned long, nr_lumpy_failed)
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__field(int, isolate_mode)
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),
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TP_fast_assign(
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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_taken = nr_taken;
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__entry->nr_lumpy_taken = nr_lumpy_taken;
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__entry->nr_lumpy_dirty = nr_lumpy_dirty;
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__entry->nr_lumpy_failed = nr_lumpy_failed;
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__entry->isolate_mode = isolate_mode;
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),
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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",
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__entry->isolate_mode,
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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_taken,
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__entry->nr_lumpy_taken,
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__entry->nr_lumpy_dirty,
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__entry->nr_lumpy_failed)
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);
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DEFINE_EVENT(mm_vmscan_lru_isolate_template, mm_vmscan_lru_isolate,
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TP_PROTO(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_taken,
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unsigned long nr_lumpy_taken,
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unsigned long nr_lumpy_dirty,
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unsigned long nr_lumpy_failed,
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int isolate_mode),
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TP_ARGS(order, nr_requested, nr_scanned, nr_taken, nr_lumpy_taken, nr_lumpy_dirty, nr_lumpy_failed, isolate_mode)
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);
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DEFINE_EVENT(mm_vmscan_lru_isolate_template, mm_vmscan_memcg_isolate,
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TP_PROTO(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_taken,
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unsigned long nr_lumpy_taken,
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unsigned long nr_lumpy_dirty,
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unsigned long nr_lumpy_failed,
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int isolate_mode),
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TP_ARGS(order, nr_requested, nr_scanned, nr_taken, nr_lumpy_taken, nr_lumpy_dirty, nr_lumpy_failed, isolate_mode)
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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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int reclaim_flags),
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TP_ARGS(page, reclaim_flags),
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TP_STRUCT__entry(
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__field(struct page *, page)
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__field(int, reclaim_flags)
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),
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TP_fast_assign(
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__entry->page = page;
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__entry->reclaim_flags = reclaim_flags;
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),
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TP_printk("page=%p pfn=%lu flags=%s",
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__entry->page,
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page_to_pfn(__entry->page),
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show_reclaim_flags(__entry->reclaim_flags))
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);
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#endif /* _TRACE_VMSCAN_H */
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/* This part must be outside protection */
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#include <trace/define_trace.h>
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