From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_2 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A794CC352A4 for ; Tue, 11 Feb 2020 02:19:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 873CE2080C for ; Tue, 11 Feb 2020 02:19:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727864AbgBKCTx (ORCPT ); Mon, 10 Feb 2020 21:19:53 -0500 Received: from mail.kernel.org ([198.145.29.99]:38912 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727493AbgBKCTx (ORCPT ); Mon, 10 Feb 2020 21:19:53 -0500 Received: from rorschach.local.home (cpe-66-24-58-225.stny.res.rr.com [66.24.58.225]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 8174C2072C; Tue, 11 Feb 2020 02:19:52 +0000 (UTC) Date: Mon, 10 Feb 2020 21:19:51 -0500 From: Steven Rostedt To: zzyiwei@google.com Cc: mingo@redhat.com, linux-kernel@vger.kernel.org Subject: Re: [PATCH] Add gpu memory tracepoints Message-ID: <20200210211951.1633c7d0@rorschach.local.home> In-Reply-To: <20200211011631.7619-1-zzyiwei@google.com> References: <20200211011631.7619-1-zzyiwei@google.com> X-Mailer: Claws Mail 3.17.4git76 (GTK+ 2.24.32; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 10 Feb 2020 17:16:31 -0800 zzyiwei@google.com wrote: > From: Yiwei Zhang > > 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 > --- > 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