/* SPDX-License-Identifier: GPL-2.0 */ /* * GPU memory trace points * * Copyright (C) 2020 Google, Inc. */ #undef TRACE_SYSTEM #define TRACE_SYSTEM gpu_mem #if !defined(_TRACE_GPU_MEM_H) || defined(TRACE_HEADER_MULTI_READ) #define _TRACE_GPU_MEM_H #include <linux/tracepoint.h> /* * The gpu_memory_total event indicates that there's an update to either the * global or process total gpu memory counters. * * This event should be emitted whenever the kernel device driver allocates, * frees, imports, unimports memory in the GPU addressable space. * * @gpu_id: This is the gpu id. * * @pid: Put 0 for global total, while positive pid for process total. * * @size: Size of the allocation in bytes. * */ TRACE_EVENT(gpu_mem_total, TP_PROTO(uint32_t gpu_id, uint32_t pid, uint64_t size), TP_ARGS(gpu_id, pid, size), TP_STRUCT__entry( __field(uint32_t, gpu_id) __field(uint32_t, pid) __field(uint64_t, size) ), TP_fast_assign( __entry->gpu_id = gpu_id; __entry->pid = pid; __entry->size = size; ), TP_printk("gpu_id=%u pid=%u size=%llu", __entry->gpu_id, __entry->pid, __entry->size) ); #endif /* _TRACE_GPU_MEM_H */ /* This part must be outside protection */ #include <trace/define_trace.h>