[linux-block.git] / include / trace / events / cgroup.h

/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM cgroup

#if !defined(_TRACE_CGROUP_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_CGROUP_H

#include <linux/cgroup.h>
#include <linux/tracepoint.h>

DECLARE_EVENT_CLASS(cgroup_root,

	TP_PROTO(struct cgroup_root *root),

	TP_ARGS(root),

	TP_STRUCT__entry(
		__field(	int,		root			)
		__field(	u16,		ss_mask			)
		__string(	name,		root->name		)
	),

	TP_fast_assign(
		__entry->root = root->hierarchy_id;
		__entry->ss_mask = root->subsys_mask;
		__assign_str(name);
	),

	TP_printk("root=%d ss_mask=%#x name=%s",
		  __entry->root, __entry->ss_mask, __get_str(name))
);

DEFINE_EVENT(cgroup_root, cgroup_setup_root,

	TP_PROTO(struct cgroup_root *root),

	TP_ARGS(root)
);

DEFINE_EVENT(cgroup_root, cgroup_destroy_root,

	TP_PROTO(struct cgroup_root *root),

	TP_ARGS(root)
);

DEFINE_EVENT(cgroup_root, cgroup_remount,

	TP_PROTO(struct cgroup_root *root),

	TP_ARGS(root)
);

DECLARE_EVENT_CLASS(cgroup,

	TP_PROTO(struct cgroup *cgrp, const char *path),

	TP_ARGS(cgrp, path),

	TP_STRUCT__entry(
		__field(	int,		root			)
		__field(	int,		level			)
		__field(	u64,		id			)
		__string(	path,		path			)
	),

	TP_fast_assign(
		__entry->root = cgrp->root->hierarchy_id;
		__entry->id = cgroup_id(cgrp);
		__entry->level = cgrp->level;
		__assign_str(path);
	),

	TP_printk("root=%d id=%llu level=%d path=%s",
		  __entry->root, __entry->id, __entry->level, __get_str(path))
);

DEFINE_EVENT(cgroup, cgroup_mkdir,

	TP_PROTO(struct cgroup *cgrp, const char *path),

	TP_ARGS(cgrp, path)
);

DEFINE_EVENT(cgroup, cgroup_rmdir,

	TP_PROTO(struct cgroup *cgrp, const char *path),

	TP_ARGS(cgrp, path)
);

DEFINE_EVENT(cgroup, cgroup_release,

	TP_PROTO(struct cgroup *cgrp, const char *path),

	TP_ARGS(cgrp, path)
);

DEFINE_EVENT(cgroup, cgroup_rename,

	TP_PROTO(struct cgroup *cgrp, const char *path),

	TP_ARGS(cgrp, path)
);

DEFINE_EVENT(cgroup, cgroup_freeze,

	TP_PROTO(struct cgroup *cgrp, const char *path),

	TP_ARGS(cgrp, path)
);

DEFINE_EVENT(cgroup, cgroup_unfreeze,

	TP_PROTO(struct cgroup *cgrp, const char *path),

	TP_ARGS(cgrp, path)
);

DECLARE_EVENT_CLASS(cgroup_migrate,

	TP_PROTO(struct cgroup *dst_cgrp, const char *path,
		 struct task_struct *task, bool threadgroup),

	TP_ARGS(dst_cgrp, path, task, threadgroup),

	TP_STRUCT__entry(
		__field(	int,		dst_root		)
		__field(	int,		dst_level		)
		__field(	u64,		dst_id			)
		__field(	int,		pid			)
		__string(	dst_path,	path			)
		__string(	comm,		task->comm		)
	),

	TP_fast_assign(
		__entry->dst_root = dst_cgrp->root->hierarchy_id;
		__entry->dst_id = cgroup_id(dst_cgrp);
		__entry->dst_level = dst_cgrp->level;
		__assign_str(dst_path);
		__entry->pid = task->pid;
		__assign_str(comm);
	),

	TP_printk("dst_root=%d dst_id=%llu dst_level=%d dst_path=%s pid=%d comm=%s",
		  __entry->dst_root, __entry->dst_id, __entry->dst_level,
		  __get_str(dst_path), __entry->pid, __get_str(comm))
);

DEFINE_EVENT(cgroup_migrate, cgroup_attach_task,

	TP_PROTO(struct cgroup *dst_cgrp, const char *path,
		 struct task_struct *task, bool threadgroup),

	TP_ARGS(dst_cgrp, path, task, threadgroup)
);

DEFINE_EVENT(cgroup_migrate, cgroup_transfer_tasks,

	TP_PROTO(struct cgroup *dst_cgrp, const char *path,
		 struct task_struct *task, bool threadgroup),

	TP_ARGS(dst_cgrp, path, task, threadgroup)
);

DECLARE_EVENT_CLASS(cgroup_event,

	TP_PROTO(struct cgroup *cgrp, const char *path, int val),

	TP_ARGS(cgrp, path, val),

	TP_STRUCT__entry(
		__field(	int,		root			)
		__field(	int,		level			)
		__field(	u64,		id			)
		__string(	path,		path			)
		__field(	int,		val			)
	),

	TP_fast_assign(
		__entry->root = cgrp->root->hierarchy_id;
		__entry->id = cgroup_id(cgrp);
		__entry->level = cgrp->level;
		__assign_str(path);
		__entry->val = val;
	),

	TP_printk("root=%d id=%llu level=%d path=%s val=%d",
		  __entry->root, __entry->id, __entry->level, __get_str(path),
		  __entry->val)
);

DEFINE_EVENT(cgroup_event, cgroup_notify_populated,

	TP_PROTO(struct cgroup *cgrp, const char *path, int val),

	TP_ARGS(cgrp, path, val)
);

DEFINE_EVENT(cgroup_event, cgroup_notify_frozen,

	TP_PROTO(struct cgroup *cgrp, const char *path, int val),

	TP_ARGS(cgrp, path, val)
);

DECLARE_EVENT_CLASS(cgroup_rstat,

	TP_PROTO(struct cgroup *cgrp, int cpu, bool contended),

	TP_ARGS(cgrp, cpu, contended),

	TP_STRUCT__entry(
		__field(	int,		root			)
		__field(	int,		level			)
		__field(	u64,		id			)
		__field(	int,		cpu			)
		__field(	bool,		contended		)
	),

	TP_fast_assign(
		__entry->root = cgrp->root->hierarchy_id;
		__entry->id = cgroup_id(cgrp);
		__entry->level = cgrp->level;
		__entry->cpu = cpu;
		__entry->contended = contended;
	),

	TP_printk("root=%d id=%llu level=%d cpu=%d lock contended:%d",
		  __entry->root, __entry->id, __entry->level,
		  __entry->cpu, __entry->contended)
);

/* Related to global: cgroup_rstat_lock */
DEFINE_EVENT(cgroup_rstat, cgroup_rstat_lock_contended,

	TP_PROTO(struct cgroup *cgrp, int cpu, bool contended),

	TP_ARGS(cgrp, cpu, contended)
);

DEFINE_EVENT(cgroup_rstat, cgroup_rstat_locked,

	TP_PROTO(struct cgroup *cgrp, int cpu, bool contended),

	TP_ARGS(cgrp, cpu, contended)
);

DEFINE_EVENT(cgroup_rstat, cgroup_rstat_unlock,

	TP_PROTO(struct cgroup *cgrp, int cpu, bool contended),

	TP_ARGS(cgrp, cpu, contended)
);

/* Related to per CPU: cgroup_rstat_cpu_lock */
DEFINE_EVENT(cgroup_rstat, cgroup_rstat_cpu_lock_contended,

	TP_PROTO(struct cgroup *cgrp, int cpu, bool contended),

	TP_ARGS(cgrp, cpu, contended)
);

DEFINE_EVENT(cgroup_rstat, cgroup_rstat_cpu_lock_contended_fastpath,

	TP_PROTO(struct cgroup *cgrp, int cpu, bool contended),

	TP_ARGS(cgrp, cpu, contended)
);

DEFINE_EVENT(cgroup_rstat, cgroup_rstat_cpu_locked,

	TP_PROTO(struct cgroup *cgrp, int cpu, bool contended),

	TP_ARGS(cgrp, cpu, contended)
);

DEFINE_EVENT(cgroup_rstat, cgroup_rstat_cpu_locked_fastpath,

	TP_PROTO(struct cgroup *cgrp, int cpu, bool contended),

	TP_ARGS(cgrp, cpu, contended)
);

DEFINE_EVENT(cgroup_rstat, cgroup_rstat_cpu_unlock,

	TP_PROTO(struct cgroup *cgrp, int cpu, bool contended),

	TP_ARGS(cgrp, cpu, contended)
);

DEFINE_EVENT(cgroup_rstat, cgroup_rstat_cpu_unlock_fastpath,

	TP_PROTO(struct cgroup *cgrp, int cpu, bool contended),

	TP_ARGS(cgrp, cpu, contended)
);

#endif /* _TRACE_CGROUP_H */

/* This part must be outside protection */
#include <trace/define_trace.h>
Commit	Line	Data
b2441318	1	/* SPDX-License-Identifier: GPL-2.0 */
ed1777de TH	2	#undef TRACE_SYSTEM
	3	#define TRACE_SYSTEM cgroup
	4
	5	#if !defined(_TRACE_CGROUP_H) \|\| defined(TRACE_HEADER_MULTI_READ)
	6	#define _TRACE_CGROUP_H
	7
	8	#include <linux/cgroup.h>
	9	#include <linux/tracepoint.h>
	10
	11	DECLARE_EVENT_CLASS(cgroup_root,
	12
	13	TP_PROTO(struct cgroup_root *root),
	14
	15	TP_ARGS(root),
	16
	17	TP_STRUCT__entry(
	18	__field( int, root )
	19	__field( u16, ss_mask )
	20	__string( name, root->name )
	21	),
	22
	23	TP_fast_assign(
	24	__entry->root = root->hierarchy_id;
	25	__entry->ss_mask = root->subsys_mask;
2c92ca84	26	__assign_str(name);
ed1777de TH	27	),
	28
	29	TP_printk("root=%d ss_mask=%#x name=%s",
	30	__entry->root, __entry->ss_mask, __get_str(name))
	31	);
	32
	33	DEFINE_EVENT(cgroup_root, cgroup_setup_root,
	34
	35	TP_PROTO(struct cgroup_root *root),
	36
	37	TP_ARGS(root)
	38	);
	39
	40	DEFINE_EVENT(cgroup_root, cgroup_destroy_root,
	41
	42	TP_PROTO(struct cgroup_root *root),
	43
	44	TP_ARGS(root)
	45	);
	46
	47	DEFINE_EVENT(cgroup_root, cgroup_remount,
	48
	49	TP_PROTO(struct cgroup_root *root),
	50
	51	TP_ARGS(root)
	52	);
	53
	54	DECLARE_EVENT_CLASS(cgroup,
	55
e4f8d81c	56	TP_PROTO(struct cgroup cgrp, const char path),
ed1777de	57
e4f8d81c	58	TP_ARGS(cgrp, path),
ed1777de TH	59
	60	TP_STRUCT__entry(
	61	__field( int, root )
ed1777de	62	__field( int, level )
e14da771	63	__field( u64, id )
e4f8d81c	64	__string( path, path )
ed1777de TH	65	),
	66
	67	TP_fast_assign(
	68	__entry->root = cgrp->root->hierarchy_id;
74321038	69	__entry->id = cgroup_id(cgrp);
ed1777de	70	__entry->level = cgrp->level;
2c92ca84	71	__assign_str(path);
ed1777de TH	72	),
ed1777de TH	73
e14da771	74	TP_printk("root=%d id=%llu level=%d path=%s",
ed1777de TH	75	__entry->root, __entry->id, __entry->level, __get_str(path))
	76	);
	77
	78	DEFINE_EVENT(cgroup, cgroup_mkdir,
	79
e4f8d81c	80	TP_PROTO(struct cgroup cgrp, const char path),
ed1777de	81
e4f8d81c	82	TP_ARGS(cgrp, path)
ed1777de TH	83	);
	84
	85	DEFINE_EVENT(cgroup, cgroup_rmdir,
	86
e4f8d81c	87	TP_PROTO(struct cgroup cgrp, const char path),
ed1777de	88
e4f8d81c	89	TP_ARGS(cgrp, path)
ed1777de TH	90	);
	91
	92	DEFINE_EVENT(cgroup, cgroup_release,
	93
e4f8d81c	94	TP_PROTO(struct cgroup cgrp, const char path),
ed1777de	95
e4f8d81c	96	TP_ARGS(cgrp, path)
ed1777de TH	97	);
	98
	99	DEFINE_EVENT(cgroup, cgroup_rename,
	100
e4f8d81c	101	TP_PROTO(struct cgroup cgrp, const char path),
ed1777de	102
e4f8d81c	103	TP_ARGS(cgrp, path)
ed1777de TH	104	);
ed1777de TH	105
4c476d8c RG	106	DEFINE_EVENT(cgroup, cgroup_freeze,
	107
	108	TP_PROTO(struct cgroup cgrp, const char path),
	109
	110	TP_ARGS(cgrp, path)
	111	);
	112
	113	DEFINE_EVENT(cgroup, cgroup_unfreeze,
	114
	115	TP_PROTO(struct cgroup cgrp, const char path),
	116
	117	TP_ARGS(cgrp, path)
	118	);
	119
ed1777de TH	120	DECLARE_EVENT_CLASS(cgroup_migrate,
ed1777de TH	121
e4f8d81c SRV	122	TP_PROTO(struct cgroup dst_cgrp, const char path,
e4f8d81c SRV	123	struct task_struct *task, bool threadgroup),
ed1777de	124
e4f8d81c	125	TP_ARGS(dst_cgrp, path, task, threadgroup),
ed1777de TH	126
	127	TP_STRUCT__entry(
	128	__field( int, dst_root )
ed1777de	129	__field( int, dst_level )
e14da771	130	__field( u64, dst_id )
ed1777de	131	__field( int, pid )
e4f8d81c	132	__string( dst_path, path )
ed1777de TH	133	__string( comm, task->comm )
	134	),
	135
	136	TP_fast_assign(
	137	__entry->dst_root = dst_cgrp->root->hierarchy_id;
74321038	138	__entry->dst_id = cgroup_id(dst_cgrp);
ed1777de	139	__entry->dst_level = dst_cgrp->level;
2c92ca84	140	__assign_str(dst_path);
ed1777de	141	__entry->pid = task->pid;
2c92ca84	142	__assign_str(comm);
ed1777de TH	143	),
ed1777de TH	144
e14da771	145	TP_printk("dst_root=%d dst_id=%llu dst_level=%d dst_path=%s pid=%d comm=%s",
ed1777de TH	146	__entry->dst_root, __entry->dst_id, __entry->dst_level,
	147	__get_str(dst_path), __entry->pid, __get_str(comm))
	148	);
	149
	150	DEFINE_EVENT(cgroup_migrate, cgroup_attach_task,
	151
e4f8d81c SRV	152	TP_PROTO(struct cgroup dst_cgrp, const char path,
e4f8d81c SRV	153	struct task_struct *task, bool threadgroup),
ed1777de	154
e4f8d81c	155	TP_ARGS(dst_cgrp, path, task, threadgroup)
ed1777de TH	156	);
	157
	158	DEFINE_EVENT(cgroup_migrate, cgroup_transfer_tasks,
	159
e4f8d81c SRV	160	TP_PROTO(struct cgroup dst_cgrp, const char path,
e4f8d81c SRV	161	struct task_struct *task, bool threadgroup),
ed1777de	162
e4f8d81c	163	TP_ARGS(dst_cgrp, path, task, threadgroup)
ed1777de TH	164	);
ed1777de TH	165
4c476d8c RG	166	DECLARE_EVENT_CLASS(cgroup_event,
	167
	168	TP_PROTO(struct cgroup cgrp, const char path, int val),
	169
	170	TP_ARGS(cgrp, path, val),
	171
	172	TP_STRUCT__entry(
	173	__field( int, root )
4c476d8c	174	__field( int, level )
e14da771	175	__field( u64, id )
4c476d8c RG	176	__string( path, path )
	177	__field( int, val )
	178	),
	179
	180	TP_fast_assign(
	181	__entry->root = cgrp->root->hierarchy_id;
74321038	182	__entry->id = cgroup_id(cgrp);
4c476d8c	183	__entry->level = cgrp->level;
2c92ca84	184	__assign_str(path);
4c476d8c RG	185	__entry->val = val;
	186	),
	187
e14da771	188	TP_printk("root=%d id=%llu level=%d path=%s val=%d",
4c476d8c RG	189	__entry->root, __entry->id, __entry->level, __get_str(path),
	190	__entry->val)
	191	);
	192
	193	DEFINE_EVENT(cgroup_event, cgroup_notify_populated,
	194
	195	TP_PROTO(struct cgroup cgrp, const char path, int val),
	196
	197	TP_ARGS(cgrp, path, val)
	198	);
	199
	200	DEFINE_EVENT(cgroup_event, cgroup_notify_frozen,
	201
	202	TP_PROTO(struct cgroup cgrp, const char path, int val),
	203
	204	TP_ARGS(cgrp, path, val)
	205	);
	206
fc29e04a JDB	207	DECLARE_EVENT_CLASS(cgroup_rstat,
fc29e04a JDB	208
21c38a3b	209	TP_PROTO(struct cgroup *cgrp, int cpu, bool contended),
fc29e04a	210
21c38a3b	211	TP_ARGS(cgrp, cpu, contended),
fc29e04a JDB	212
	213	TP_STRUCT__entry(
	214	__field( int, root )
	215	__field( int, level )
	216	__field( u64, id )
21c38a3b	217	__field( int, cpu )
fc29e04a JDB	218	__field( bool, contended )
	219	),
	220
	221	TP_fast_assign(
	222	__entry->root = cgrp->root->hierarchy_id;
	223	__entry->id = cgroup_id(cgrp);
	224	__entry->level = cgrp->level;
21c38a3b	225	__entry->cpu = cpu;
fc29e04a JDB	226	__entry->contended = contended;
	227	),
	228
21c38a3b	229	TP_printk("root=%d id=%llu level=%d cpu=%d lock contended:%d",
fc29e04a	230	__entry->root, __entry->id, __entry->level,
21c38a3b	231	__entry->cpu, __entry->contended)
fc29e04a JDB	232	);
fc29e04a JDB	233
21c38a3b	234	/* Related to global: cgroup_rstat_lock */
fc29e04a JDB	235	DEFINE_EVENT(cgroup_rstat, cgroup_rstat_lock_contended,
	236
	237	TP_PROTO(struct cgroup *cgrp, int cpu, bool contended),
	238
	239	TP_ARGS(cgrp, cpu, contended)
	240	);
	241
	242	DEFINE_EVENT(cgroup_rstat, cgroup_rstat_locked,
	243
	244	TP_PROTO(struct cgroup *cgrp, int cpu, bool contended),
	245
	246	TP_ARGS(cgrp, cpu, contended)
	247	);
	248
	249	DEFINE_EVENT(cgroup_rstat, cgroup_rstat_unlock,
	250
	251	TP_PROTO(struct cgroup *cgrp, int cpu, bool contended),
	252
	253	TP_ARGS(cgrp, cpu, contended)
	254	);
	255
21c38a3b JDB	256	/* Related to per CPU: cgroup_rstat_cpu_lock */
	257	DEFINE_EVENT(cgroup_rstat, cgroup_rstat_cpu_lock_contended,
	258
	259	TP_PROTO(struct cgroup *cgrp, int cpu, bool contended),
	260
	261	TP_ARGS(cgrp, cpu, contended)
	262	);
	263
	264	DEFINE_EVENT(cgroup_rstat, cgroup_rstat_cpu_lock_contended_fastpath,
	265
	266	TP_PROTO(struct cgroup *cgrp, int cpu, bool contended),
	267
	268	TP_ARGS(cgrp, cpu, contended)
	269	);
	270
	271	DEFINE_EVENT(cgroup_rstat, cgroup_rstat_cpu_locked,
	272
	273	TP_PROTO(struct cgroup *cgrp, int cpu, bool contended),
	274
	275	TP_ARGS(cgrp, cpu, contended)
	276	);
	277
	278	DEFINE_EVENT(cgroup_rstat, cgroup_rstat_cpu_locked_fastpath,
	279
	280	TP_PROTO(struct cgroup *cgrp, int cpu, bool contended),
	281
	282	TP_ARGS(cgrp, cpu, contended)
	283	);
	284
	285	DEFINE_EVENT(cgroup_rstat, cgroup_rstat_cpu_unlock,
	286
	287	TP_PROTO(struct cgroup *cgrp, int cpu, bool contended),
	288
	289	TP_ARGS(cgrp, cpu, contended)
	290	);
	291
	292	DEFINE_EVENT(cgroup_rstat, cgroup_rstat_cpu_unlock_fastpath,
	293
	294	TP_PROTO(struct cgroup *cgrp, int cpu, bool contended),
	295
	296	TP_ARGS(cgrp, cpu, contended)
	297	);
	298
ed1777de TH	299	#endif /* _TRACE_CGROUP_H */
	300
	301	/* This part must be outside protection */
	302	#include <trace/define_trace.h>