mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-12 12:26:45 +07:00
135 lines
3.2 KiB
C
135 lines
3.2 KiB
C
#undef TRACE_SYSTEM
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#define TRACE_SYSTEM random
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#if !defined(_TRACE_RANDOM_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_RANDOM_H
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#include <linux/writeback.h>
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#include <linux/tracepoint.h>
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DECLARE_EVENT_CLASS(random__mix_pool_bytes,
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TP_PROTO(const char *pool_name, int bytes, unsigned long IP),
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TP_ARGS(pool_name, bytes, IP),
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TP_STRUCT__entry(
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__field( const char *, pool_name )
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__field( int, bytes )
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__field(unsigned long, IP )
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),
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TP_fast_assign(
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__entry->pool_name = pool_name;
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__entry->bytes = bytes;
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__entry->IP = IP;
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),
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TP_printk("%s pool: bytes %d caller %pF",
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__entry->pool_name, __entry->bytes, (void *)__entry->IP)
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);
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DEFINE_EVENT(random__mix_pool_bytes, mix_pool_bytes,
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TP_PROTO(const char *pool_name, int bytes, unsigned long IP),
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TP_ARGS(pool_name, bytes, IP)
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);
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DEFINE_EVENT(random__mix_pool_bytes, mix_pool_bytes_nolock,
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TP_PROTO(const char *pool_name, int bytes, unsigned long IP),
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TP_ARGS(pool_name, bytes, IP)
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);
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TRACE_EVENT(credit_entropy_bits,
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TP_PROTO(const char *pool_name, int bits, int entropy_count,
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int entropy_total, unsigned long IP),
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TP_ARGS(pool_name, bits, entropy_count, entropy_total, IP),
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TP_STRUCT__entry(
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__field( const char *, pool_name )
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__field( int, bits )
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__field( int, entropy_count )
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__field( int, entropy_total )
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__field(unsigned long, IP )
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),
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TP_fast_assign(
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__entry->pool_name = pool_name;
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__entry->bits = bits;
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__entry->entropy_count = entropy_count;
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__entry->entropy_total = entropy_total;
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__entry->IP = IP;
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),
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TP_printk("%s pool: bits %d entropy_count %d entropy_total %d "
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"caller %pF", __entry->pool_name, __entry->bits,
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__entry->entropy_count, __entry->entropy_total,
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(void *)__entry->IP)
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);
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TRACE_EVENT(get_random_bytes,
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TP_PROTO(int nbytes, unsigned long IP),
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TP_ARGS(nbytes, IP),
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TP_STRUCT__entry(
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__field( int, nbytes )
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__field(unsigned long, IP )
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),
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TP_fast_assign(
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__entry->nbytes = nbytes;
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__entry->IP = IP;
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),
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TP_printk("nbytes %d caller %pF", __entry->nbytes, (void *)__entry->IP)
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);
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DECLARE_EVENT_CLASS(random__extract_entropy,
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TP_PROTO(const char *pool_name, int nbytes, int entropy_count,
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unsigned long IP),
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TP_ARGS(pool_name, nbytes, entropy_count, IP),
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TP_STRUCT__entry(
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__field( const char *, pool_name )
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__field( int, nbytes )
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__field( int, entropy_count )
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__field(unsigned long, IP )
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),
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TP_fast_assign(
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__entry->pool_name = pool_name;
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__entry->nbytes = nbytes;
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__entry->entropy_count = entropy_count;
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__entry->IP = IP;
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),
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TP_printk("%s pool: nbytes %d entropy_count %d caller %pF",
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__entry->pool_name, __entry->nbytes, __entry->entropy_count,
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(void *)__entry->IP)
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);
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DEFINE_EVENT(random__extract_entropy, extract_entropy,
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TP_PROTO(const char *pool_name, int nbytes, int entropy_count,
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unsigned long IP),
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TP_ARGS(pool_name, nbytes, entropy_count, IP)
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);
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DEFINE_EVENT(random__extract_entropy, extract_entropy_user,
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TP_PROTO(const char *pool_name, int nbytes, int entropy_count,
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unsigned long IP),
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TP_ARGS(pool_name, nbytes, entropy_count, IP)
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);
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#endif /* _TRACE_RANDOM_H */
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/* This part must be outside protection */
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#include <trace/define_trace.h>
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