[GitHub/mt8127/android_kernel_alcatel_ttab.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))
);

#ifdef CONFIG_MODULE_UNLOAD
/* trace_module_get/put are only used if CONFIG_MODULE_UNLOAD is defined */

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->incs) + __this_cpu_read(mod->refptr->decs);
		__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)
);
#endif /* CONFIG_MODULE_UNLOAD */

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
eb0c5377 SR	54	#ifdef CONFIG_MODULE_UNLOAD
	55	/* trace_module_get/put are only used if CONFIG_MODULE_UNLOAD is defined */
	56
925684d6	57	DECLARE_EVENT_CLASS(module_refcnt,
7ead8b83	58
ae832d1e	59	TP_PROTO(struct module *mod, unsigned long ip),
7ead8b83	60
ae832d1e	61	TP_ARGS(mod, ip),
7ead8b83 LZ	62
	63	TP_STRUCT__entry(
	64	__field( unsigned long, ip )
	65	__field( int, refcnt )
	66	__string( name, mod->name )
	67	),
	68
	69	TP_fast_assign(
	70	__entry->ip = ip;
c1ab9cab	71	__entry->refcnt = __this_cpu_read(mod->refptr->incs) + __this_cpu_read(mod->refptr->decs);
7ead8b83 LZ	72	__assign_str(name, mod->name);
	73	),
	74
	75	TP_printk("%s call_site=%pf refcnt=%d",
	76	__get_str(name), (void *)__entry->ip, __entry->refcnt)
	77	);
	78
925684d6	79	DEFINE_EVENT(module_refcnt, module_get,
7ead8b83	80
ae832d1e	81	TP_PROTO(struct module *mod, unsigned long ip),
7ead8b83	82
ae832d1e	83	TP_ARGS(mod, ip)
925684d6	84	);
7ead8b83	85
925684d6	86	DEFINE_EVENT(module_refcnt, module_put,
7ead8b83	87
ae832d1e	88	TP_PROTO(struct module *mod, unsigned long ip),
7ead8b83	89
ae832d1e	90	TP_ARGS(mod, ip)
7ead8b83	91	);
eb0c5377	92	#endif /* CONFIG_MODULE_UNLOAD */
7ead8b83 LZ	93
	94	TRACE_EVENT(module_request,
	95
	96	TP_PROTO(char *name, bool wait, unsigned long ip),
	97
	98	TP_ARGS(name, wait, ip),
	99
	100	TP_STRUCT__entry(
	101	__field( bool, wait )
	102	__field( unsigned long, ip )
	103	__string( name, name )
	104	),
	105
	106	TP_fast_assign(
	107	__entry->wait = wait;
	108	__entry->ip = ip;
	109	__assign_str(name, name);
	110	),
	111
	112	TP_printk("%s wait=%d call_site=%pf",
	113	__get_str(name), (int)__entry->wait, (void *)__entry->ip)
	114	);
	115
	116	#endif /* CONFIG_MODULES */
	117
	118	#endif /* _TRACE_MODULE_H */
	119
	120	/* This part must be outside protection */
	121	#include <trace/define_trace.h>
	122