[lttng-modules.git] / instrumentation / events / mainline / vmscan.h

#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/gfpflags.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(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->shrink;
		__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: 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->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 shrinker_retval,
		long unused_scan_cnt, long new_scan_cnt),

	TP_ARGS(shr, shrinker_retval, unused_scan_cnt, new_scan_cnt),

	TP_STRUCT__entry(
		__field(struct shrinker *, shr)
		__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->shrink = shr->shrink;
		__entry->unused_scan = unused_scan_cnt;
		__entry->new_scan = new_scan_cnt;
		__entry->retval = shrinker_retval;
		__entry->total_scan = new_scan_cnt - unused_scan_cnt;
	),

	TP_printk("%pF %p: unused scan count %ld new scan count %ld total_scan %ld last shrinker return val %d",
		__entry->shrink,
		__entry->shr,
		__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,
		int reclaim_flags),

	TP_ARGS(page, reclaim_flags),

	TP_STRUCT__entry(
		__field(struct page *, page)
		__field(int, reclaim_flags)
	),

	TP_fast_assign(
		__entry->page = page;
		__entry->reclaim_flags = reclaim_flags;
	),

	TP_printk("page=%p pfn=%lu flags=%s",
		__entry->page,
		page_to_pfn(__entry->page),
		show_reclaim_flags(__entry->reclaim_flags))
);

TRACE_EVENT(mm_vmscan_lru_shrink_inactive,

	TP_PROTO(int nid, int zid,
			unsigned long nr_scanned, unsigned long nr_reclaimed,
			int priority, int reclaim_flags),

	TP_ARGS(nid, zid, nr_scanned, nr_reclaimed, priority, reclaim_flags),

	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 = nid;
		__entry->zid = zid;
		__entry->nr_scanned = nr_scanned;
		__entry->nr_reclaimed = nr_reclaimed;
		__entry->priority = priority;
		__entry->reclaim_flags = reclaim_flags;
	),

	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>
Commit	Line	Data
b283666f PW	1	#undef TRACE_SYSTEM
	2	#define TRACE_SYSTEM vmscan
	3
	4	#if !defined(_TRACE_VMSCAN_H) \|\| defined(TRACE_HEADER_MULTI_READ)
	5	#define _TRACE_VMSCAN_H
	6
	7	#include <linux/types.h>
	8	#include <linux/tracepoint.h>
	9	#include <linux/mm.h>
	10	#include <linux/memcontrol.h>
b93de86f	11	#include <trace/events/gfpflags.h>
b283666f PW	12
	13	#define RECLAIM_WB_ANON 0x0001u
	14	#define RECLAIM_WB_FILE 0x0002u
	15	#define RECLAIM_WB_MIXED 0x0010u
7c68b363	16	#define RECLAIM_WB_SYNC 0x0004u /* Unused, all reclaim async */
b283666f PW	17	#define RECLAIM_WB_ASYNC 0x0008u
	18
	19	#define show_reclaim_flags(flags) \
	20	(flags) ? __print_flags(flags, "\|", \
	21	{RECLAIM_WB_ANON, "RECLAIM_WB_ANON"}, \
	22	{RECLAIM_WB_FILE, "RECLAIM_WB_FILE"}, \
	23	{RECLAIM_WB_MIXED, "RECLAIM_WB_MIXED"}, \
	24	{RECLAIM_WB_SYNC, "RECLAIM_WB_SYNC"}, \
	25	{RECLAIM_WB_ASYNC, "RECLAIM_WB_ASYNC"} \
	26	) : "RECLAIM_WB_NONE"
	27
7c68b363	28	#define trace_reclaim_flags(page) ( \
b283666f	29	(page_is_file_cache(page) ? RECLAIM_WB_FILE : RECLAIM_WB_ANON) \| \
7c68b363	30	(RECLAIM_WB_ASYNC) \
b283666f PW	31	)
b283666f PW	32
7c68b363 AG	33	#define trace_shrink_flags(file) \
	34	( \
	35	(file ? RECLAIM_WB_FILE : RECLAIM_WB_ANON) \| \
	36	(RECLAIM_WB_ASYNC) \
b283666f PW	37	)
	38
	39	TRACE_EVENT(mm_vmscan_kswapd_sleep,
	40
	41	TP_PROTO(int nid),
	42
	43	TP_ARGS(nid),
	44
	45	TP_STRUCT__entry(
	46	__field( int, nid )
	47	),
	48
	49	TP_fast_assign(
	50	__entry->nid = nid;
	51	),
	52
	53	TP_printk("nid=%d", __entry->nid)
	54	);
	55
	56	TRACE_EVENT(mm_vmscan_kswapd_wake,
	57
	58	TP_PROTO(int nid, int order),
	59
	60	TP_ARGS(nid, order),
	61
	62	TP_STRUCT__entry(
	63	__field( int, nid )
	64	__field( int, order )
	65	),
	66
	67	TP_fast_assign(
	68	__entry->nid = nid;
	69	__entry->order = order;
	70	),
	71
	72	TP_printk("nid=%d order=%d", __entry->nid, __entry->order)
	73	);
	74
	75	TRACE_EVENT(mm_vmscan_wakeup_kswapd,
	76
	77	TP_PROTO(int nid, int zid, int order),
	78
	79	TP_ARGS(nid, zid, order),
	80
	81	TP_STRUCT__entry(
	82	__field( int, nid )
	83	__field( int, zid )
	84	__field( int, order )
	85	),
	86
	87	TP_fast_assign(
	88	__entry->nid = nid;
	89	__entry->zid = zid;
	90	__entry->order = order;
	91	),
	92
	93	TP_printk("nid=%d zid=%d order=%d",
	94	__entry->nid,
	95	__entry->zid,
	96	__entry->order)
	97	);
	98
	99	DECLARE_EVENT_CLASS(mm_vmscan_direct_reclaim_begin_template,
	100
101	TP_PROTO(int order, int may_writepage, gfp_t gfp_flags),
102
103	TP_ARGS(order, may_writepage, gfp_flags),
104
105	TP_STRUCT__entry(
106	__field( int, order )
107	__field( int, may_writepage )
108	__field( gfp_t, gfp_flags )
109	),
110
111	TP_fast_assign(
112	__entry->order = order;
113	__entry->may_writepage = may_writepage;
114	__entry->gfp_flags = gfp_flags;
115	),
116
117	TP_printk("order=%d may_writepage=%d gfp_flags=%s",
118	__entry->order,
119	__entry->may_writepage,
120	show_gfp_flags(__entry->gfp_flags))
121	);
122
123	DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_direct_reclaim_begin,
124
125	TP_PROTO(int order, int may_writepage, gfp_t gfp_flags),
126
127	TP_ARGS(order, may_writepage, gfp_flags)
128	);
129
130	DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_memcg_reclaim_begin,
131
132	TP_PROTO(int order, int may_writepage, gfp_t gfp_flags),
133
134	TP_ARGS(order, may_writepage, gfp_flags)
135	);
136
137	DEFINE_EVENT(mm_vmscan_direct_reclaim_begin_template, mm_vmscan_memcg_softlimit_reclaim_begin,
138
139	TP_PROTO(int order, int may_writepage, gfp_t gfp_flags),
140
141	TP_ARGS(order, may_writepage, gfp_flags)
142	);
143
144	DECLARE_EVENT_CLASS(mm_vmscan_direct_reclaim_end_template,
145
146	TP_PROTO(unsigned long nr_reclaimed),
147
148	TP_ARGS(nr_reclaimed),
149
150	TP_STRUCT__entry(
151	__field( unsigned long, nr_reclaimed )
152	),
153
154	TP_fast_assign(
155	__entry->nr_reclaimed = nr_reclaimed;
156	),
157
158	TP_printk("nr_reclaimed=%lu", __entry->nr_reclaimed)
159	);
160
161	DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_direct_reclaim_end,
162
163	TP_PROTO(unsigned long nr_reclaimed),
164
165	TP_ARGS(nr_reclaimed)
166	);
167
168	DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_memcg_reclaim_end,
169
170	TP_PROTO(unsigned long nr_reclaimed),
171
172	TP_ARGS(nr_reclaimed)
173	);
174
175	DEFINE_EVENT(mm_vmscan_direct_reclaim_end_template, mm_vmscan_memcg_softlimit_reclaim_end,
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(struct shrinker *, shr)
193	__field(void *, shrink)
194	__field(long, nr_objects_to_shrink)
195	__field(gfp_t, gfp_flags)
196	__field(unsigned long, pgs_scanned)
197	__field(unsigned long, lru_pgs)
198	__field(unsigned long, cache_items)
199	__field(unsigned long long, delta)
200	__field(unsigned long, total_scan)
201	),
202
203	TP_fast_assign(
204	__entry->shr = shr;
205	__entry->shrink = shr->shrink;
206	__entry->nr_objects_to_shrink = nr_objects_to_shrink;
207	__entry->gfp_flags = sc->gfp_mask;
208	__entry->pgs_scanned = pgs_scanned;
209	__entry->lru_pgs = lru_pgs;
210	__entry->cache_items = cache_items;
211	__entry->delta = delta;
212	__entry->total_scan = total_scan;
213	),
214
215	TP_printk("%pF %p: objects to shrink %ld gfp_flags %s pgs_scanned %ld lru_pgs %ld cache items %ld delta %lld total_scan %ld",
216	__entry->shrink,
217	__entry->shr,
218	__entry->nr_objects_to_shrink,
219	show_gfp_flags(__entry->gfp_flags),
220	__entry->pgs_scanned,
221	__entry->lru_pgs,
222	__entry->cache_items,
223	__entry->delta,
224	__entry->total_scan)
225	);
226
227	TRACE_EVENT(mm_shrink_slab_end,
228	TP_PROTO(struct shrinker *shr, int shrinker_retval,
229	long unused_scan_cnt, long new_scan_cnt),
230
231	TP_ARGS(shr, shrinker_retval, unused_scan_cnt, new_scan_cnt),
232
233	TP_STRUCT__entry(
234	__field(struct shrinker *, shr)
235	__field(void *, shrink)
236	__field(long, unused_scan)
237	__field(long, new_scan)
238	__field(int, retval)
239	__field(long, total_scan)
240	),
241
242	TP_fast_assign(
243	__entry->shr = shr;
244	__entry->shrink = shr->shrink;
245	__entry->unused_scan = unused_scan_cnt;
246	__entry->new_scan = new_scan_cnt;
247	__entry->retval = shrinker_retval;
248	__entry->total_scan = new_scan_cnt - unused_scan_cnt;
249	),
250
251	TP_printk("%pF %p: unused scan count %ld new scan count %ld total_scan %ld last shrinker return val %d",
252	__entry->shrink,
253	__entry->shr,
254	__entry->unused_scan,
255	__entry->new_scan,
256	__entry->total_scan,
257	__entry->retval)
258	);
259
260	DECLARE_EVENT_CLASS(mm_vmscan_lru_isolate_template,
261
262	TP_PROTO(int order,
263	unsigned long nr_requested,
264	unsigned long nr_scanned,
265	unsigned long nr_taken,
7c68b363 AG	266	isolate_mode_t isolate_mode,
7c68b363 AG	267	int file),
b283666f	268
7c68b363	269	TP_ARGS(order, nr_requested, nr_scanned, nr_taken, isolate_mode, file),
b283666f PW	270
	271	TP_STRUCT__entry(
	272	__field(int, order)
	273	__field(unsigned long, nr_requested)
	274	__field(unsigned long, nr_scanned)
	275	__field(unsigned long, nr_taken)
7c68b363 AG	276	__field(isolate_mode_t, isolate_mode)
7c68b363 AG	277	__field(int, file)
b283666f PW	278	),
	279
	280	TP_fast_assign(
	281	__entry->order = order;
	282	__entry->nr_requested = nr_requested;
	283	__entry->nr_scanned = nr_scanned;
	284	__entry->nr_taken = nr_taken;
b283666f	285	__entry->isolate_mode = isolate_mode;
7c68b363	286	__entry->file = file;
b283666f PW	287	),
b283666f PW	288
7c68b363	289	TP_printk("isolate_mode=%d order=%d nr_requested=%lu nr_scanned=%lu nr_taken=%lu file=%d",
b283666f PW	290	__entry->isolate_mode,
	291	__entry->order,
	292	__entry->nr_requested,
	293	__entry->nr_scanned,
	294	__entry->nr_taken,
7c68b363	295	__entry->file)
b283666f PW	296	);
	297
	298	DEFINE_EVENT(mm_vmscan_lru_isolate_template, mm_vmscan_lru_isolate,
	299
	300	TP_PROTO(int order,
	301	unsigned long nr_requested,
	302	unsigned long nr_scanned,
	303	unsigned long nr_taken,
7c68b363 AG	304	isolate_mode_t isolate_mode,
7c68b363 AG	305	int file),
b283666f	306
7c68b363	307	TP_ARGS(order, nr_requested, nr_scanned, nr_taken, isolate_mode, file)
b283666f PW	308
	309	);
	310
	311	DEFINE_EVENT(mm_vmscan_lru_isolate_template, mm_vmscan_memcg_isolate,
	312
	313	TP_PROTO(int order,
	314	unsigned long nr_requested,
	315	unsigned long nr_scanned,
	316	unsigned long nr_taken,
7c68b363 AG	317	isolate_mode_t isolate_mode,
7c68b363 AG	318	int file),
b283666f	319
7c68b363	320	TP_ARGS(order, nr_requested, nr_scanned, nr_taken, isolate_mode, file)
b283666f PW	321
	322	);
	323
	324	TRACE_EVENT(mm_vmscan_writepage,
	325
	326	TP_PROTO(struct page *page,
	327	int reclaim_flags),
	328
	329	TP_ARGS(page, reclaim_flags),
	330
	331	TP_STRUCT__entry(
	332	__field(struct page *, page)
	333	__field(int, reclaim_flags)
	334	),
	335
	336	TP_fast_assign(
	337	__entry->page = page;
	338	__entry->reclaim_flags = reclaim_flags;
	339	),
	340
	341	TP_printk("page=%p pfn=%lu flags=%s",
	342	__entry->page,
	343	page_to_pfn(__entry->page),
	344	show_reclaim_flags(__entry->reclaim_flags))
	345	);
	346
	347	TRACE_EVENT(mm_vmscan_lru_shrink_inactive,
	348
	349	TP_PROTO(int nid, int zid,
	350	unsigned long nr_scanned, unsigned long nr_reclaimed,
	351	int priority, int reclaim_flags),
	352
	353	TP_ARGS(nid, zid, nr_scanned, nr_reclaimed, priority, reclaim_flags),
	354
	355	TP_STRUCT__entry(
	356	__field(int, nid)
	357	__field(int, zid)
	358	__field(unsigned long, nr_scanned)
	359	__field(unsigned long, nr_reclaimed)
	360	__field(int, priority)
	361	__field(int, reclaim_flags)
	362	),
	363
	364	TP_fast_assign(
	365	__entry->nid = nid;
	366	__entry->zid = zid;
	367	__entry->nr_scanned = nr_scanned;
	368	__entry->nr_reclaimed = nr_reclaimed;
	369	__entry->priority = priority;
	370	__entry->reclaim_flags = reclaim_flags;
	371	),
	372
	373	TP_printk("nid=%d zid=%d nr_scanned=%ld nr_reclaimed=%ld priority=%d flags=%s",
	374	__entry->nid, __entry->zid,
	375	__entry->nr_scanned, __entry->nr_reclaimed,
	376	__entry->priority,
	377	show_reclaim_flags(__entry->reclaim_flags))
	378	);
	379
b283666f PW	380	#endif /* _TRACE_VMSCAN_H */
	381
	382	/* This part must be outside protection */
	383	#include <trace/define_trace.h>