Re: [PATCH] Add gpu memory tracepoints

[Steven Rostedt]

On Mon, 10 Feb 2020 17:16:31 -0800
zzyiwei@xxxxxxxxxx wrote:

> From: Yiwei Zhang <zzyiwei@xxxxxxxxxx>
> 
> This change adds the below gpu memory tracepoint:
> gpu_mem/gpu_mem_total: track global or process gpu memory total counters
> 
> Signed-off-by: Yiwei Zhang <zzyiwei@xxxxxxxxxx>
> ---
>  include/trace/events/gpu_mem.h | 64 ++++++++++++++++++++++++++++++++++
>  kernel/trace/Kconfig           |  3 ++
>  kernel/trace/Makefile          |  1 +
>  kernel/trace/trace_gpu_mem.c   | 13 +++++++
>  4 files changed, 81 insertions(+)
>  create mode 100644 include/trace/events/gpu_mem.h
>  create mode 100644 kernel/trace/trace_gpu_mem.c

What exactly is this, and why is it being put in the tracing
infrastructure code?

-- Steve