/* SPDX-License-Identifier: GPL-2.0 */#undef TRACE_SYSTEM#define TRACE_SYSTEM random #if !defined(_TRACE_RANDOM_H) || defined(TRACE_HEADER_MULTI_READ)#define _TRACE_RANDOM_H #include <linux/writeback.h>#include <linux/tracepoint.h> TRACE_EVENT(add_device_randomness,	TP_PROTO(int bytes, unsigned long IP), 	TP_ARGS(bytes, IP), 	TP_STRUCT__entry(		__field(	  int,	bytes			)		__field(unsigned long,	IP			)	), 	TP_fast_assign(		__entry->bytes		= bytes;		__entry->IP		= IP;	), 	TP_printk("bytes %d caller %pS",		__entry->bytes, (void *)__entry->IP)); DECLARE_EVENT_CLASS(random__mix_pool_bytes,	TP_PROTO(const char *pool_name, int bytes, unsigned long IP), 	TP_ARGS(pool_name, bytes, IP), 	TP_STRUCT__entry(		__field( const char *,	pool_name		)		__field(	  int,	bytes			)		__field(unsigned long,	IP			)	), 	TP_fast_assign(		__entry->pool_name	= pool_name;		__entry->bytes		= bytes;		__entry->IP		= IP;	), 	TP_printk("%s pool: bytes %d caller %pS",		  __entry->pool_name, __entry->bytes, (void *)__entry->IP)); DEFINE_EVENT(random__mix_pool_bytes, mix_pool_bytes,	TP_PROTO(const char *pool_name, int bytes, unsigned long IP), 	TP_ARGS(pool_name, bytes, IP)); DEFINE_EVENT(random__mix_pool_bytes, mix_pool_bytes_nolock,	TP_PROTO(const char *pool_name, int bytes, unsigned long IP), 	TP_ARGS(pool_name, bytes, IP)); TRACE_EVENT(credit_entropy_bits,	TP_PROTO(const char *pool_name, int bits, int entropy_count,		 unsigned long IP), 	TP_ARGS(pool_name, bits, entropy_count, IP), 	TP_STRUCT__entry(		__field( const char *,	pool_name		)		__field(	  int,	bits			)		__field(	  int,	entropy_count		)		__field(unsigned long,	IP			)	), 	TP_fast_assign(		__entry->pool_name	= pool_name;		__entry->bits		= bits;		__entry->entropy_count	= entropy_count;		__entry->IP		= IP;	), 	TP_printk("%s pool: bits %d entropy_count %d caller %pS",		  __entry->pool_name, __entry->bits,		  __entry->entropy_count, (void *)__entry->IP)); TRACE_EVENT(debit_entropy,	TP_PROTO(const char *pool_name, int debit_bits), 	TP_ARGS(pool_name, debit_bits), 	TP_STRUCT__entry(		__field( const char *,	pool_name		)		__field(	  int,	debit_bits		)	), 	TP_fast_assign(		__entry->pool_name	= pool_name;		__entry->debit_bits	= debit_bits;	), 	TP_printk("%s: debit_bits %d", __entry->pool_name,		  __entry->debit_bits)); TRACE_EVENT(add_input_randomness,	TP_PROTO(int input_bits), 	TP_ARGS(input_bits), 	TP_STRUCT__entry(		__field(	  int,	input_bits		)	), 	TP_fast_assign(		__entry->input_bits	= input_bits;	), 	TP_printk("input_pool_bits %d", __entry->input_bits)); TRACE_EVENT(add_disk_randomness,	TP_PROTO(dev_t dev, int input_bits), 	TP_ARGS(dev, input_bits), 	TP_STRUCT__entry(		__field(	dev_t,	dev			)		__field(	  int,	input_bits		)	), 	TP_fast_assign(		__entry->dev		= dev;		__entry->input_bits	= input_bits;	), 	TP_printk("dev %d,%d input_pool_bits %d", MAJOR(__entry->dev),		  MINOR(__entry->dev), __entry->input_bits)); DECLARE_EVENT_CLASS(random__get_random_bytes,	TP_PROTO(int nbytes, unsigned long IP), 	TP_ARGS(nbytes, IP), 	TP_STRUCT__entry(		__field(	  int,	nbytes			)		__field(unsigned long,	IP			)	), 	TP_fast_assign(		__entry->nbytes		= nbytes;		__entry->IP		= IP;	), 	TP_printk("nbytes %d caller %pS", __entry->nbytes, (void *)__entry->IP)); DEFINE_EVENT(random__get_random_bytes, get_random_bytes,	TP_PROTO(int nbytes, unsigned long IP), 	TP_ARGS(nbytes, IP)); DEFINE_EVENT(random__get_random_bytes, get_random_bytes_arch,	TP_PROTO(int nbytes, unsigned long IP), 	TP_ARGS(nbytes, IP)); DECLARE_EVENT_CLASS(random__extract_entropy,	TP_PROTO(const char *pool_name, int nbytes, int entropy_count,		 unsigned long IP), 	TP_ARGS(pool_name, nbytes, entropy_count, IP), 	TP_STRUCT__entry(		__field( const char *,	pool_name		)		__field(	  int,	nbytes			)		__field(	  int,	entropy_count		)		__field(unsigned long,	IP			)	), 	TP_fast_assign(		__entry->pool_name	= pool_name;		__entry->nbytes		= nbytes;		__entry->entropy_count	= entropy_count;		__entry->IP		= IP;	), 	TP_printk("%s pool: nbytes %d entropy_count %d caller %pS",		  __entry->pool_name, __entry->nbytes, __entry->entropy_count,		  (void *)__entry->IP));  DEFINE_EVENT(random__extract_entropy, extract_entropy,	TP_PROTO(const char *pool_name, int nbytes, int entropy_count,		 unsigned long IP), 	TP_ARGS(pool_name, nbytes, entropy_count, IP)); TRACE_EVENT(urandom_read,	TP_PROTO(int got_bits, int pool_left, int input_left), 	TP_ARGS(got_bits, pool_left, input_left), 	TP_STRUCT__entry(		__field(	  int,	got_bits		)		__field(	  int,	pool_left		)		__field(	  int,	input_left		)	), 	TP_fast_assign(		__entry->got_bits	= got_bits;		__entry->pool_left	= pool_left;		__entry->input_left	= input_left;	), 	TP_printk("got_bits %d nonblocking_pool_entropy_left %d "		  "input_entropy_left %d", __entry->got_bits,		  __entry->pool_left, __entry->input_left)); TRACE_EVENT(prandom_u32, 	TP_PROTO(unsigned int ret), 	TP_ARGS(ret), 	TP_STRUCT__entry(		__field(   unsigned int, ret)	), 	TP_fast_assign(		__entry->ret = ret;	), 	TP_printk("ret=%u" , __entry->ret)); #endif /* _TRACE_RANDOM_H */ /* This part must be outside protection */#include <trace/define_trace.h>