62 lines
1.4 KiB
C
62 lines
1.4 KiB
C
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM bkl
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#if !defined(_TRACE_BKL_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_BKL_H
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#include <linux/tracepoint.h>
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TRACE_EVENT(lock_kernel,
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TP_PROTO(const char *func, const char *file, int line),
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TP_ARGS(func, file, line),
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TP_STRUCT__entry(
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__field( int, lock_depth )
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__field_ext( const char *, func, FILTER_PTR_STRING )
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__field_ext( const char *, file, FILTER_PTR_STRING )
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__field( int, line )
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),
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TP_fast_assign(
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/* We want to record the lock_depth after lock is acquired */
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__entry->lock_depth = current->lock_depth + 1;
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__entry->func = func;
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__entry->file = file;
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__entry->line = line;
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),
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TP_printk("depth: %d, %s:%d %s()", __entry->lock_depth,
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__entry->file, __entry->line, __entry->func)
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);
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TRACE_EVENT(unlock_kernel,
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TP_PROTO(const char *func, const char *file, int line),
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TP_ARGS(func, file, line),
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TP_STRUCT__entry(
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__field(int, lock_depth)
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__field(const char *, func)
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__field(const char *, file)
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__field(int, line)
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),
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TP_fast_assign(
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__entry->lock_depth = current->lock_depth;
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__entry->func = func;
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__entry->file = file;
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__entry->line = line;
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),
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TP_printk("depth: %d, %s:%d %s()", __entry->lock_depth,
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__entry->file, __entry->line, __entry->func)
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);
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#endif /* _TRACE_BKL_H */
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/* This part must be outside protection */
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#include <trace/define_trace.h>
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