1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun #undef TRACE_SYSTEM 3*4882a593Smuzhiyun #define TRACE_SYSTEM workqueue 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun #if !defined(_TRACE_WORKQUEUE_H) || defined(TRACE_HEADER_MULTI_READ) 6*4882a593Smuzhiyun #define _TRACE_WORKQUEUE_H 7*4882a593Smuzhiyun 8*4882a593Smuzhiyun #include <linux/tracepoint.h> 9*4882a593Smuzhiyun #include <linux/workqueue.h> 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun struct pool_workqueue; 12*4882a593Smuzhiyun 13*4882a593Smuzhiyun /** 14*4882a593Smuzhiyun * workqueue_queue_work - called when a work gets queued 15*4882a593Smuzhiyun * @req_cpu: the requested cpu 16*4882a593Smuzhiyun * @pwq: pointer to struct pool_workqueue 17*4882a593Smuzhiyun * @work: pointer to struct work_struct 18*4882a593Smuzhiyun * 19*4882a593Smuzhiyun * This event occurs when a work is queued immediately or once a 20*4882a593Smuzhiyun * delayed work is actually queued on a workqueue (ie: once the delay 21*4882a593Smuzhiyun * has been reached). 22*4882a593Smuzhiyun */ 23*4882a593Smuzhiyun TRACE_EVENT(workqueue_queue_work, 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun TP_PROTO(unsigned int req_cpu, struct pool_workqueue *pwq, 26*4882a593Smuzhiyun struct work_struct *work), 27*4882a593Smuzhiyun 28*4882a593Smuzhiyun TP_ARGS(req_cpu, pwq, work), 29*4882a593Smuzhiyun 30*4882a593Smuzhiyun TP_STRUCT__entry( 31*4882a593Smuzhiyun __field( void *, work ) 32*4882a593Smuzhiyun __field( void *, function) 33*4882a593Smuzhiyun __field( void *, workqueue) 34*4882a593Smuzhiyun __field( unsigned int, req_cpu ) 35*4882a593Smuzhiyun __field( unsigned int, cpu ) 36*4882a593Smuzhiyun ), 37*4882a593Smuzhiyun 38*4882a593Smuzhiyun TP_fast_assign( 39*4882a593Smuzhiyun __entry->work = work; 40*4882a593Smuzhiyun __entry->function = work->func; 41*4882a593Smuzhiyun __entry->workqueue = pwq->wq; 42*4882a593Smuzhiyun __entry->req_cpu = req_cpu; 43*4882a593Smuzhiyun __entry->cpu = pwq->pool->cpu; 44*4882a593Smuzhiyun ), 45*4882a593Smuzhiyun 46*4882a593Smuzhiyun TP_printk("work struct=%p function=%ps workqueue=%p req_cpu=%u cpu=%u", 47*4882a593Smuzhiyun __entry->work, __entry->function, __entry->workqueue, 48*4882a593Smuzhiyun __entry->req_cpu, __entry->cpu) 49*4882a593Smuzhiyun ); 50*4882a593Smuzhiyun 51*4882a593Smuzhiyun /** 52*4882a593Smuzhiyun * workqueue_activate_work - called when a work gets activated 53*4882a593Smuzhiyun * @work: pointer to struct work_struct 54*4882a593Smuzhiyun * 55*4882a593Smuzhiyun * This event occurs when a queued work is put on the active queue, 56*4882a593Smuzhiyun * which happens immediately after queueing unless @max_active limit 57*4882a593Smuzhiyun * is reached. 58*4882a593Smuzhiyun */ 59*4882a593Smuzhiyun TRACE_EVENT(workqueue_activate_work, 60*4882a593Smuzhiyun 61*4882a593Smuzhiyun TP_PROTO(struct work_struct *work), 62*4882a593Smuzhiyun 63*4882a593Smuzhiyun TP_ARGS(work), 64*4882a593Smuzhiyun 65*4882a593Smuzhiyun TP_STRUCT__entry( 66*4882a593Smuzhiyun __field( void *, work ) 67*4882a593Smuzhiyun ), 68*4882a593Smuzhiyun 69*4882a593Smuzhiyun TP_fast_assign( 70*4882a593Smuzhiyun __entry->work = work; 71*4882a593Smuzhiyun ), 72*4882a593Smuzhiyun 73*4882a593Smuzhiyun TP_printk("work struct %p", __entry->work) 74*4882a593Smuzhiyun ); 75*4882a593Smuzhiyun 76*4882a593Smuzhiyun /** 77*4882a593Smuzhiyun * workqueue_execute_start - called immediately before the workqueue callback 78*4882a593Smuzhiyun * @work: pointer to struct work_struct 79*4882a593Smuzhiyun * 80*4882a593Smuzhiyun * Allows to track workqueue execution. 81*4882a593Smuzhiyun */ 82*4882a593Smuzhiyun TRACE_EVENT(workqueue_execute_start, 83*4882a593Smuzhiyun 84*4882a593Smuzhiyun TP_PROTO(struct work_struct *work), 85*4882a593Smuzhiyun 86*4882a593Smuzhiyun TP_ARGS(work), 87*4882a593Smuzhiyun 88*4882a593Smuzhiyun TP_STRUCT__entry( 89*4882a593Smuzhiyun __field( void *, work ) 90*4882a593Smuzhiyun __field( void *, function) 91*4882a593Smuzhiyun ), 92*4882a593Smuzhiyun 93*4882a593Smuzhiyun TP_fast_assign( 94*4882a593Smuzhiyun __entry->work = work; 95*4882a593Smuzhiyun __entry->function = work->func; 96*4882a593Smuzhiyun ), 97*4882a593Smuzhiyun 98*4882a593Smuzhiyun TP_printk("work struct %p: function %ps", __entry->work, __entry->function) 99*4882a593Smuzhiyun ); 100*4882a593Smuzhiyun 101*4882a593Smuzhiyun /** 102*4882a593Smuzhiyun * workqueue_execute_end - called immediately after the workqueue callback 103*4882a593Smuzhiyun * @work: pointer to struct work_struct 104*4882a593Smuzhiyun * @function: pointer to worker function 105*4882a593Smuzhiyun * 106*4882a593Smuzhiyun * Allows to track workqueue execution. 107*4882a593Smuzhiyun */ 108*4882a593Smuzhiyun TRACE_EVENT(workqueue_execute_end, 109*4882a593Smuzhiyun 110*4882a593Smuzhiyun TP_PROTO(struct work_struct *work, work_func_t function), 111*4882a593Smuzhiyun 112*4882a593Smuzhiyun TP_ARGS(work, function), 113*4882a593Smuzhiyun 114*4882a593Smuzhiyun TP_STRUCT__entry( 115*4882a593Smuzhiyun __field( void *, work ) 116*4882a593Smuzhiyun __field( void *, function) 117*4882a593Smuzhiyun ), 118*4882a593Smuzhiyun 119*4882a593Smuzhiyun TP_fast_assign( 120*4882a593Smuzhiyun __entry->work = work; 121*4882a593Smuzhiyun __entry->function = function; 122*4882a593Smuzhiyun ), 123*4882a593Smuzhiyun 124*4882a593Smuzhiyun TP_printk("work struct %p: function %ps", __entry->work, __entry->function) 125*4882a593Smuzhiyun ); 126*4882a593Smuzhiyun 127*4882a593Smuzhiyun #endif /* _TRACE_WORKQUEUE_H */ 128*4882a593Smuzhiyun 129*4882a593Smuzhiyun /* This part must be outside protection */ 130*4882a593Smuzhiyun #include <trace/define_trace.h> 131