diff --git a/include/trace/events/kmem.h b/include/trace/events/kmem.h index 28b9679c474d05368d94f79987a28393dc58158a..3e78e6bd6e18e9ca5d8562fda43a6a2a7089d2c6 100644 --- a/include/trace/events/kmem.h +++ b/include/trace/events/kmem.h @@ -523,6 +523,27 @@ TRACE_EVENT(mm_mem_sampling_access_record, __entry->cpuid, __entry->pid) ); #endif /* CONFIG_NUMABALANCING_MEM_SAMPLING */ + +#ifdef CONFIG_DAMON_MEM_SAMPLING +TRACE_EVENT(mm_mem_sampling_damon_record, + + TP_PROTO(u64 vaddr, int pid), + + TP_ARGS(vaddr, pid), + + TP_STRUCT__entry( + __field(u64, vaddr) + __field(int, pid) + ), + + TP_fast_assign( + __entry->vaddr = vaddr; + __entry->pid = pid; + ), + + TP_printk("vaddr=%llx pid=%d", __entry->vaddr, __entry->pid) +); +#endif /* CONFIG_DAMON_MEM_SAMPLING */ #endif /* _TRACE_KMEM_H */ /* This part must be outside protection */ diff --git a/mm/mem_sampling.c b/mm/mem_sampling.c index 9ee68e15d1f67a3bbcf72cb5b603dc383fde5a40..8d79e83e64f02ba2421e894139ca8556a18179a9 100644 --- a/mm/mem_sampling.c +++ b/mm/mem_sampling.c @@ -316,6 +316,7 @@ static void damon_mem_sampling_record_cb(struct mem_sampling_record *record) mmput(mm); domon_record.vaddr = record->virt_addr; + trace_mm_mem_sampling_damon_record(record->virt_addr, (pid_t)record->context_id); /* only the proc under monitor now has damon_fifo */ if (damon_fifo) {