mirror of
https://github.com/torvalds/linux.git
synced 2024-11-10 22:21:40 +00:00
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 */
|
|
/*
|
|
* 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>
|