Orange Pi5 kernel

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Because linux/module.h has tracepoints in the header, and ftrace.h
 * used to include this file, define_trace.h includes linux/module.h
 * But we do not want the module.h to override the TRACE_SYSTEM macro
 * variable that define_trace.h is processing, so we only set it
 * when module events are being processed, which would happen when
 * CREATE_TRACE_POINTS is defined.
 */
#ifdef CREATE_TRACE_POINTS
#undef TRACE_SYSTEM
#define TRACE_SYSTEM module
#endif
 
#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_OOT_MODULE),		"O" },		\
<------>{ (1UL << TAINT_FORCED_MODULE),		"F" },		\
<------>{ (1UL << TAINT_CRAP),			"C" },		\
<------>{ (1UL << TAINT_UNSIGNED_MODULE),	"E" })
 
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	= atomic_read(&mod->refcnt);
<------><------>__assign_str(name, mod->name);
<------>),
 
<------>TP_printk("%s call_site=%ps 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(	unsigned long,	ip		)
<------><------>__field(	bool,		wait		)
<------><------>__string(	name,		name		)
<------>),
 
<------>TP_fast_assign(
<------><------>__entry->ip	= ip;
<------><------>__entry->wait	= wait;
<------><------>__assign_str(name, name);
<------>),
 
<------>TP_printk("%s wait=%d call_site=%ps",
<------><------>  __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>