forked from Minki/linux
135 lines
3.2 KiB
C
135 lines
3.2 KiB
C
#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>
|
|
|
|
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 %pF",
|
|
__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,
|
|
int entropy_total, unsigned long IP),
|
|
|
|
TP_ARGS(pool_name, bits, entropy_count, entropy_total, IP),
|
|
|
|
TP_STRUCT__entry(
|
|
__field( const char *, pool_name )
|
|
__field( int, bits )
|
|
__field( int, entropy_count )
|
|
__field( int, entropy_total )
|
|
__field(unsigned long, IP )
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__entry->pool_name = pool_name;
|
|
__entry->bits = bits;
|
|
__entry->entropy_count = entropy_count;
|
|
__entry->entropy_total = entropy_total;
|
|
__entry->IP = IP;
|
|
),
|
|
|
|
TP_printk("%s pool: bits %d entropy_count %d entropy_total %d "
|
|
"caller %pF", __entry->pool_name, __entry->bits,
|
|
__entry->entropy_count, __entry->entropy_total,
|
|
(void *)__entry->IP)
|
|
);
|
|
|
|
TRACE_EVENT(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 %pF", __entry->nbytes, (void *)__entry->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 %pF",
|
|
__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)
|
|
);
|
|
|
|
DEFINE_EVENT(random__extract_entropy, extract_entropy_user,
|
|
TP_PROTO(const char *pool_name, int nbytes, int entropy_count,
|
|
unsigned long IP),
|
|
|
|
TP_ARGS(pool_name, nbytes, entropy_count, IP)
|
|
);
|
|
|
|
|
|
|
|
#endif /* _TRACE_RANDOM_H */
|
|
|
|
/* This part must be outside protection */
|
|
#include <trace/define_trace.h>
|