[net-next-2.6.git] / include / trace / events / module.h

#undef TRACE_SYSTEM
#define TRACE_SYSTEM module

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

#include <linux/tracepoint.h>

#ifdef CONFIG_MODULES

struct module;

#define show_module_flags(flags) __print_flags(flags, "",	\
	{ (1UL << TAINT_PROPRIETARY_MODULE),	"P" },		\
	{ (1UL << TAINT_FORCED_MODULE),		"F" },		\
	{ (1UL << TAINT_CRAP),			"C" })

TRACE_EVENT(module_load,

	TP_PROTO(struct module *mod),

	TP_ARGS(mod),

	TP_STRUCT__entry(
		__field(	unsigned int,	taints		)
		__string(	name,		mod->name	)
	),

	TP_fast_assign(
		__entry->taints = mod->taints;
		__assign_str(name, mod->name);
	),

	TP_printk("%s %s", __get_str(name), show_module_flags(__entry->taints))
);

TRACE_EVENT(module_free,

	TP_PROTO(struct module *mod),

	TP_ARGS(mod),

	TP_STRUCT__entry(
		__string(	name,		mod->name	)
	),

	TP_fast_assign(
		__assign_str(name, mod->name);
	),

	TP_printk("%s", __get_str(name))
);

DECLARE_EVENT_CLASS(module_refcnt,

	TP_PROTO(struct module *mod, unsigned long ip),

	TP_ARGS(mod, ip),

	TP_STRUCT__entry(
		__field(	unsigned long,	ip		)
		__field(	int,		refcnt		)
		__string(	name,		mod->name	)
	),

	TP_fast_assign(
		__entry->ip	= ip;
		__entry->refcnt	= __this_cpu_read(mod->refptr->count);
		__assign_str(name, mod->name);
	),

	TP_printk("%s call_site=%pf refcnt=%d",
		  __get_str(name), (void *)__entry->ip, __entry->refcnt)
);

DEFINE_EVENT(module_refcnt, module_get,

	TP_PROTO(struct module *mod, unsigned long ip),

	TP_ARGS(mod, ip)
);

DEFINE_EVENT(module_refcnt, module_put,

	TP_PROTO(struct module *mod, unsigned long ip),

	TP_ARGS(mod, ip)
);

TRACE_EVENT(module_request,

	TP_PROTO(char *name, bool wait, unsigned long ip),

	TP_ARGS(name, wait, ip),

	TP_STRUCT__entry(
		__field(	bool,		wait		)
		__field(	unsigned long,	ip		)
		__string(	name,		name		)
	),

	TP_fast_assign(
		__entry->wait	= wait;
		__entry->ip	= ip;
		__assign_str(name, name);
	),

	TP_printk("%s wait=%d call_site=%pf",
		  __get_str(name), (int)__entry->wait, (void *)__entry->ip)
);

#endif /* CONFIG_MODULES */

#endif /* _TRACE_MODULE_H */

/* This part must be outside protection */
#include <trace/define_trace.h>
Commit	Line	Data
7ead8b83 LZ	1	#undef TRACE_SYSTEM
	2	#define TRACE_SYSTEM module
	3
	4	#if !defined(_TRACE_MODULE_H) \|\| defined(TRACE_HEADER_MULTI_READ)
	5	#define _TRACE_MODULE_H
	6
	7	#include <linux/tracepoint.h>
	8
	9	#ifdef CONFIG_MODULES
	10
	11	struct module;
	12
	13	#define show_module_flags(flags) __print_flags(flags, "", \
	14	{ (1UL << TAINT_PROPRIETARY_MODULE), "P" }, \
	15	{ (1UL << TAINT_FORCED_MODULE), "F" }, \
	16	{ (1UL << TAINT_CRAP), "C" })
	17
	18	TRACE_EVENT(module_load,
	19
	20	TP_PROTO(struct module *mod),
	21
	22	TP_ARGS(mod),
	23
	24	TP_STRUCT__entry(
	25	__field( unsigned int, taints )
	26	__string( name, mod->name )
	27	),
	28
	29	TP_fast_assign(
	30	__entry->taints = mod->taints;
	31	__assign_str(name, mod->name);
	32	),
	33
	34	TP_printk("%s %s", __get_str(name), show_module_flags(__entry->taints))
	35	);
	36
	37	TRACE_EVENT(module_free,
	38
	39	TP_PROTO(struct module *mod),
	40
	41	TP_ARGS(mod),
	42
	43	TP_STRUCT__entry(
	44	__string( name, mod->name )
	45	),
	46
	47	TP_fast_assign(
	48	__assign_str(name, mod->name);
	49	),
	50
	51	TP_printk("%s", __get_str(name))
	52	);
	53
925684d6	54	DECLARE_EVENT_CLASS(module_refcnt,
7ead8b83	55
ae832d1e	56	TP_PROTO(struct module *mod, unsigned long ip),
7ead8b83	57
ae832d1e	58	TP_ARGS(mod, ip),
7ead8b83 LZ	59
	60	TP_STRUCT__entry(
	61	__field( unsigned long, ip )
	62	__field( int, refcnt )
	63	__string( name, mod->name )
	64	),
	65
	66	TP_fast_assign(
	67	__entry->ip = ip;
ae832d1e	68	__entry->refcnt = __this_cpu_read(mod->refptr->count);
7ead8b83 LZ	69	__assign_str(name, mod->name);
	70	),
	71
	72	TP_printk("%s call_site=%pf refcnt=%d",
	73	__get_str(name), (void *)__entry->ip, __entry->refcnt)
	74	);
	75
925684d6	76	DEFINE_EVENT(module_refcnt, module_get,
7ead8b83	77
ae832d1e	78	TP_PROTO(struct module *mod, unsigned long ip),
7ead8b83	79
ae832d1e	80	TP_ARGS(mod, ip)
925684d6	81	);
7ead8b83	82
925684d6	83	DEFINE_EVENT(module_refcnt, module_put,
7ead8b83	84
ae832d1e	85	TP_PROTO(struct module *mod, unsigned long ip),
7ead8b83	86
ae832d1e	87	TP_ARGS(mod, ip)
7ead8b83 LZ	88	);
	89
	90	TRACE_EVENT(module_request,
	91
	92	TP_PROTO(char *name, bool wait, unsigned long ip),
	93
	94	TP_ARGS(name, wait, ip),
	95
	96	TP_STRUCT__entry(
	97	__field( bool, wait )
	98	__field( unsigned long, ip )
	99	__string( name, name )
	100	),
	101
	102	TP_fast_assign(
	103	__entry->wait = wait;
	104	__entry->ip = ip;
	105	__assign_str(name, name);
	106	),
	107
	108	TP_printk("%s wait=%d call_site=%pf",
	109	__get_str(name), (int)__entry->wait, (void *)__entry->ip)
	110	);
	111
	112	#endif /* CONFIG_MODULES */
	113
	114	#endif /* _TRACE_MODULE_H */
	115
	116	/* This part must be outside protection */
	117	#include <trace/define_trace.h>
	118