cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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gpu_mem.h (1240B)

      1/* SPDX-License-Identifier: GPL-2.0 */
      2/*
      3 * GPU memory trace points
      4 *
      5 * Copyright (C) 2020 Google, Inc.
      6 */
      7
      8#undef TRACE_SYSTEM
      9#define TRACE_SYSTEM gpu_mem
     10
     11#if !defined(_TRACE_GPU_MEM_H) || defined(TRACE_HEADER_MULTI_READ)
     12#define _TRACE_GPU_MEM_H
     13
     14#include <linux/tracepoint.h>
     15
     16/*
     17 * The gpu_memory_total event indicates that there's an update to either the
     18 * global or process total gpu memory counters.
     19 *
     20 * This event should be emitted whenever the kernel device driver allocates,
     21 * frees, imports, unimports memory in the GPU addressable space.
     22 *
     23 * @gpu_id: This is the gpu id.
     24 *
     25 * @pid: Put 0 for global total, while positive pid for process total.
     26 *
     27 * @size: Size of the allocation in bytes.
     28 *
     29 */
     30TRACE_EVENT(gpu_mem_total,
     31
     32	TP_PROTO(uint32_t gpu_id, uint32_t pid, uint64_t size),
     33
     34	TP_ARGS(gpu_id, pid, size),
     35
     36	TP_STRUCT__entry(
     37		__field(uint32_t, gpu_id)
     38		__field(uint32_t, pid)
     39		__field(uint64_t, size)
     40	),
     41
     42	TP_fast_assign(
     43		__entry->gpu_id = gpu_id;
     44		__entry->pid = pid;
     45		__entry->size = size;
     46	),
     47
     48	TP_printk("gpu_id=%u pid=%u size=%llu",
     49		__entry->gpu_id,
     50		__entry->pid,
     51		__entry->size)
     52);
     53
     54#endif /* _TRACE_GPU_MEM_H */
     55
     56/* This part must be outside protection */
     57#include <trace/define_trace.h>