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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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386c82a703
This change updates the improper comment for the 'size' attribute in the tracepoint definition. Most gfx drivers pre-fault in physical pages instead of making virtual allocations. So we drop the 'Virtual' keyword here and leave this to the implementations. Link: http://lkml.kernel.org/r/20200428220825.169606-1-zzyiwei@google.com Signed-off-by: Yiwei Zhang <zzyiwei@google.com> Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
58 lines
1.2 KiB
C
58 lines
1.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* GPU memory trace points
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*
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* Copyright (C) 2020 Google, Inc.
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*/
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM gpu_mem
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#if !defined(_TRACE_GPU_MEM_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_GPU_MEM_H
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#include <linux/tracepoint.h>
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/*
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* The gpu_memory_total event indicates that there's an update to either the
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* global or process total gpu memory counters.
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*
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* This event should be emitted whenever the kernel device driver allocates,
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* frees, imports, unimports memory in the GPU addressable space.
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*
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* @gpu_id: This is the gpu id.
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*
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* @pid: Put 0 for global total, while positive pid for process total.
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*
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* @size: Size of the allocation in bytes.
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*
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*/
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TRACE_EVENT(gpu_mem_total,
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TP_PROTO(uint32_t gpu_id, uint32_t pid, uint64_t size),
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TP_ARGS(gpu_id, pid, size),
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TP_STRUCT__entry(
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__field(uint32_t, gpu_id)
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__field(uint32_t, pid)
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__field(uint64_t, size)
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),
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TP_fast_assign(
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__entry->gpu_id = gpu_id;
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__entry->pid = pid;
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__entry->size = size;
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),
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TP_printk("gpu_id=%u pid=%u size=%llu",
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__entry->gpu_id,
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__entry->pid,
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__entry->size)
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);
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#endif /* _TRACE_GPU_MEM_H */
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/* This part must be outside protection */
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#include <trace/define_trace.h>
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