1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #undef TRACE_SYSTEM 3 #define TRACE_SYSTEM damon 4 5 #if !defined(_TRACE_DAMON_H) || defined(TRACE_HEADER_MULTI_READ) 6 #define _TRACE_DAMON_H 7 8 #include <linux/damon.h> 9 #include <linux/types.h> 10 #include <linux/tracepoint.h> 11 12 TRACE_EVENT_CONDITION(damos_before_apply, 13 14 TP_PROTO(unsigned int context_idx, unsigned int scheme_idx, 15 unsigned int target_idx, struct damon_region *r, 16 unsigned int nr_regions, bool do_trace), 17 18 TP_ARGS(context_idx, target_idx, scheme_idx, r, nr_regions, do_trace), 19 20 TP_CONDITION(do_trace), 21 22 TP_STRUCT__entry( 23 __field(unsigned int, context_idx) 24 __field(unsigned int, scheme_idx) 25 __field(unsigned long, target_idx) 26 __field(unsigned long, start) 27 __field(unsigned long, end) 28 __field(unsigned int, nr_accesses) 29 __field(unsigned int, age) 30 __field(unsigned int, nr_regions) 31 ), 32 33 TP_fast_assign( 34 __entry->context_idx = context_idx; 35 __entry->scheme_idx = scheme_idx; 36 __entry->target_idx = target_idx; 37 __entry->start = r->ar.start; 38 __entry->end = r->ar.end; 39 __entry->nr_accesses = r->nr_accesses_bp / 10000; 40 __entry->age = r->age; 41 __entry->nr_regions = nr_regions; 42 ), 43 44 TP_printk("ctx_idx=%u scheme_idx=%u target_idx=%lu nr_regions=%u %lu-%lu: %u %u", 45 __entry->context_idx, __entry->scheme_idx, 46 __entry->target_idx, __entry->nr_regions, 47 __entry->start, __entry->end, 48 __entry->nr_accesses, __entry->age) 49 ); 50 51 TRACE_EVENT(damon_aggregated, 52 53 TP_PROTO(unsigned int target_id, struct damon_region *r, 54 unsigned int nr_regions), 55 56 TP_ARGS(target_id, r, nr_regions), 57 58 TP_STRUCT__entry( 59 __field(unsigned long, target_id) 60 __field(unsigned int, nr_regions) 61 __field(unsigned long, start) 62 __field(unsigned long, end) 63 __field(unsigned int, nr_accesses) 64 __field(unsigned int, age) 65 ), 66 67 TP_fast_assign( 68 __entry->target_id = target_id; 69 __entry->nr_regions = nr_regions; 70 __entry->start = r->ar.start; 71 __entry->end = r->ar.end; 72 __entry->nr_accesses = r->nr_accesses; 73 __entry->age = r->age; 74 ), 75 76 TP_printk("target_id=%lu nr_regions=%u %lu-%lu: %u %u", 77 __entry->target_id, __entry->nr_regions, 78 __entry->start, __entry->end, 79 __entry->nr_accesses, __entry->age) 80 ); 81 82 #endif /* _TRACE_DAMON_H */ 83 84 /* This part must be outside protection */ 85 #include <trace/define_trace.h> 86