Received: by 2002:a25:1506:0:0:0:0:0 with SMTP id 6csp4389901ybv; Mon, 10 Feb 2020 18:31:06 -0800 (PST) X-Google-Smtp-Source: APXvYqz72eYXvKWwpR713tv5SkGRWG0/vLSBn6baS0/z9y+EsF8b/YIf4QQwh5Cxbx/QTVTvrF10 X-Received: by 2002:a05:6830:13d3:: with SMTP id e19mr3527388otq.135.1581388266317; Mon, 10 Feb 2020 18:31:06 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1581388266; cv=none; d=google.com; s=arc-20160816; b=c3LLll9rluCzGrK1Nferitmn6LDV6nj+8fW9f2smfVpHI/vhnrfCXipUw/PXIv8S9q xZIkGFM93jSz0XuZpvzgjmYmALhMVU96SCl008GUAAs6ZY/AYFTw7ntxFQ+aoOa5r4VF XL7rYpvxYMZfeCQNCJGucjNI5OVqweHHqqptl91n7QReXeXbo96wU9EHv7cWeeQCKviS 6AKhtdUxJpo2uJEs6FodH7mBXbRlzsVWwVuGROpQhcoA4nyaasmQf3awFl7KbfVKxAY+ KsTWTil4W4EwTFLmEmuyd+0xo9uxEfuJD16A+qUi9XoH13WegdQmufEPdbgBwOjCpwvd Bbzg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :references:in-reply-to:message-id:subject:cc:to:from:date; bh=g7BNU9XskeuuoFs9S3aLmaR+RfKzWtD/HdOxqxzjeHM=; b=bBLKsefsXJdVtPONGQllAQm0wifrderEHh/79uqW/+zaVRhvzprC9xpNa0s74nc8We TZRKORlQTfhGoGWHc+rbPZuF6xfOYsFqxgwvUALihWIdh0AzeX+iCvRqmALJJlT9KoGs lkfz0/7hwJssmKJZvOikDdwb6Tb+7sqEb/T49Wfbs5FwiSYEeyQaisD5/QRdXlp4R2pm bUodDdVY6yKfFj3rgAyq5+OrHAvb12zL7CrSuVn4YCUka6pPDc+cjK215tniRi/0fHt5 yhK9qBwTGs73XKfEzQQou25qSEHUHHJqbXf9tiP4EU+G2Cf7mpj3mSmOau8HQlNwu1Xr U52w== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id n2si1096973otk.177.2020.02.10.18.30.50; Mon, 10 Feb 2020 18:31:06 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727850AbgBKCTx (ORCPT + 99 others); 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