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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 E7605C31E46 for ; Wed, 12 Jun 2019 12:53:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B9A8520866 for ; Wed, 12 Jun 2019 12:53:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2409165AbfFLMx3 (ORCPT ); Wed, 12 Jun 2019 08:53:29 -0400 Received: from mga03.intel.com ([134.134.136.65]:3953 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726061AbfFLMx2 (ORCPT ); Wed, 12 Jun 2019 08:53:28 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orsmga103.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 12 Jun 2019 05:53:27 -0700 X-ExtLoop1: 1 Received: from ahunter-desktop.fi.intel.com (HELO [10.237.72.198]) ([10.237.72.198]) by orsmga001.jf.intel.com with ESMTP; 12 Jun 2019 05:53:26 -0700 Subject: Re: [PATCH 01/11] perf intel-pt: Add new packets for PEBS via PT To: Arnaldo Carvalho de Melo Cc: Jiri Olsa , linux-kernel@vger.kernel.org References: <20190610072803.10456-1-adrian.hunter@intel.com> <20190610072803.10456-2-adrian.hunter@intel.com> <20190612000945.GE28689@kernel.org> <20190612124140.GA4836@kernel.org> From: Adrian Hunter Organization: Intel Finland Oy, Registered Address: PL 281, 00181 Helsinki, Business Identity Code: 0357606 - 4, Domiciled in Helsinki Message-ID: Date: Wed, 12 Jun 2019 15:52:11 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.7.0 MIME-Version: 1.0 In-Reply-To: <20190612124140.GA4836@kernel.org> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 12/06/19 3:41 PM, Arnaldo Carvalho de Melo wrote: > Em Wed, Jun 12, 2019 at 08:58:00AM +0300, Adrian Hunter escreveu: >> On 12/06/19 3:09 AM, Arnaldo Carvalho de Melo wrote: >>> Em Mon, Jun 10, 2019 at 10:27:53AM +0300, Adrian Hunter escreveu: >>>> Add 3 new packets to supports PEBS via PT, namely Block Begin Packet (BBP), >>>> Block Item Packet (BIP) and Block End Packet (BEP). PEBS data is encoded >>>> into multiple BIP packets that come between BBP and BEP. The BEP packet >>>> might be associated with a FUP packet. That is indicated by using a >>>> separate packet type (INTEL_PT_BEP_IP) similar to other packets types with >>>> the _IP suffix. >>>> >>>> Refer to the Intel SDM for more information about PEBS via PT. >>> >>> In these cases would be nice to provide an URL and page number, for >>> convenience. >> >> Intel SDM: >> >> https://software.intel.com/en-us/articles/intel-sdm >> >> May 2019 version: Vol. 3B 18.5.5.2 PEBS output to Intel® Processor Trace > > Thanks! I'll add to that cset. > > What about the kernel bits? Awaiting V2, here is a link to the patches: https://lore.kernel.org/lkml/20190502105022.15534-1-alexander.shishkin@linux.intel.com/ There is also still a few more tools changes dependent upon the kernel patches.