1 #undef TRACE_SYSTEM 2 #define TRACE_SYSTEM workqueue 3 4 #if !defined(_TRACE_WORKQUEUE_H) || defined(TRACE_HEADER_MULTI_READ) 5 #define _TRACE_WORKQUEUE_H 6 7 #include <linux/tracepoint.h> 8 #include <linux/workqueue.h> 9 10 /** 11 * workqueue_execute_start - called immediately before the workqueue callback 12 * @work: pointer to struct work_struct 13 * 14 * Allows to track workqueue execution. 15 */ 16 TRACE_EVENT(workqueue_execute_start, 17 18 TP_PROTO(struct work_struct *work), 19 20 TP_ARGS(work), 21 22 TP_STRUCT__entry( 23 __field( void *, work ) 24 __field( void *, function) 25 ), 26 27 TP_fast_assign( 28 __entry->work = work; 29 __entry->function = work->func; 30 ), 31 32 TP_printk("work struct %p: function %pf", __entry->work, __entry->function) 33 ); 34 35 /** 36 * workqueue_execute_end - called immediately before the workqueue callback 37 * @work: pointer to struct work_struct 38 * 39 * Allows to track workqueue execution. 40 */ 41 TRACE_EVENT(workqueue_execute_end, 42 43 TP_PROTO(struct work_struct *work), 44 45 TP_ARGS(work), 46 47 TP_STRUCT__entry( 48 __field( void *, work ) 49 ), 50 51 TP_fast_assign( 52 __entry->work = work; 53 ), 54 55 TP_printk("work struct %p", __entry->work) 56 ); 57 58 59 #endif /* _TRACE_WORKQUEUE_H */ 60 61 /* This part must be outside protection */ 62 #include <trace/define_trace.h> 63