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=-12.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT 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 79D9AC4363A for ; Fri, 30 Oct 2020 02:59:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1976A2076E for ; Fri, 30 Oct 2020 02:59:39 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="CQpncR3q" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726606AbgJ3C7i (ORCPT ); Thu, 29 Oct 2020 22:59:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40712 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726587AbgJ3C7c (ORCPT ); Thu, 29 Oct 2020 22:59:32 -0400 Received: from mail-pl1-x642.google.com (mail-pl1-x642.google.com [IPv6:2607:f8b0:4864:20::642]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D2874C0613CF for ; Thu, 29 Oct 2020 19:59:31 -0700 (PDT) Received: by mail-pl1-x642.google.com with SMTP id b19so2289445pld.0 for ; Thu, 29 Oct 2020 19:59:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=z/autA3dpS9j04/HKY2NybUHkEWSNIw1CPlg1MdtfCo=; b=CQpncR3qGjhoTDQrXoHtaCC6njG6WoEqEKFN11tJ9DaXlK7lb4PoujaNdG3S0aJLFH eijMw/QuxTigS2OiqyzUlW+IwwumPIMBrVKDiXF0xyNYr/iOctZEFWD1SBETWbB0vNxm 3wlWqvOlvSg5Fnx93WhWZIqkcj9Uf2aXuT+PNZD/yZgxDiHV3uulx2XI68sCCPYNyNXR YswEMD4qnKoRXRpsNVaex2EkWLQRvH8OGy+YIyCowBbS2G8BltDTM4VpqV5TRZN9h3B2 vd2z+u2poGTi/bh9uWqiIZbAqWwXrzqwDr5HJ8Sm9sqA2me/N5sst5asyQ6SZ21GUJb/ KsOA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=z/autA3dpS9j04/HKY2NybUHkEWSNIw1CPlg1MdtfCo=; b=puYAc0D8KaidivauUxUO7TxJ0XHHuozCFrPFZs8Hc03h6lAislQzXNvBx6KzuK/8oP WtZx4WsJhakNQ7J7JGgJpQsqSvQcwPCuhsxs3gyyhVgv0gNq/A8koiydWV09P3lq25RS zDdUGQWyCxD2GONOlO8YOQjARW93f+Go6I0GRy6Piad9PKF0AIVHVAi5R/EK9qTiwCQF 49gYcZZmMc/XajfJbnaMsBy36EP2jZ3XG+c34DkKv3JV4Y+h2uyCN8eYGI7vPvY779OJ PbrHU+iysAD/Bfbz8OJdQgmeDCQDPJFR7xxB4Ob7q+TPtitPnMHv3Di1LeHcYRQaCNw1 X07Q== X-Gm-Message-State: AOAM533FD8YaD8AnYSt0PS5FtYqM6t18v1ovebTMWbc4iSB83cKhINtm jJstrFO46pXBnaZ++JVgOEj9oA== X-Google-Smtp-Source: ABdhPJy+y5ZqwuHabtRCUQh8IlX5Z8jRyfBRxi0jhJvWbPRk/WhJOzAf0gjSt54DLyY8Aku7uNK+ug== X-Received: by 2002:a17:902:6a8c:b029:d5:da81:dc42 with SMTP id n12-20020a1709026a8cb02900d5da81dc42mr6942963plk.40.1604026771419; Thu, 29 Oct 2020 19:59:31 -0700 (PDT) Received: from localhost ([2600:3c01::f03c:91ff:fe8a:bb03]) by smtp.gmail.com with ESMTPSA id l199sm4395936pfd.73.2020.10.29.19.59.29 (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Thu, 29 Oct 2020 19:59:30 -0700 (PDT) From: Leo Yan To: Arnaldo Carvalho de Melo , Peter Zijlstra , Ingo Molnar , Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , Andre Przywara , James Clark , Dave Martin , Al Grant , Wei Li , linux-kernel@vger.kernel.org Cc: Leo Yan Subject: [PATCH v6 20/21] perf arm_spe: Decode memory tagging properties Date: Fri, 30 Oct 2020 10:57:23 +0800 Message-Id: <20201030025724.19157-21-leo.yan@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20201030025724.19157-1-leo.yan@linaro.org> References: <20201030025724.19157-1-leo.yan@linaro.org> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Andre Przywara When SPE records a physical address, it can additionally tag the event with information from the Memory Tagging architecture extension. Decode the two additional fields in the SPE event payload. [leoy: Refined patch to use predefined macros] Signed-off-by: Andre Przywara Signed-off-by: Leo Yan --- tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.c | 6 +++++- tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.h | 2 ++ 2 files changed, 7 insertions(+), 1 deletion(-) diff --git a/tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.c b/tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.c index 3fca65e9cbbf..9ec3057de86f 100644 --- a/tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.c +++ b/tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.c @@ -371,6 +371,7 @@ static int arm_spe_pkt_desc_addr(const struct arm_spe_pkt *packet, char *buf, size_t buf_len) { int ns, el, idx = packet->index; + int ch, pat; u64 payload = packet->payload; int err = 0; @@ -388,9 +389,12 @@ static int arm_spe_pkt_desc_addr(const struct arm_spe_pkt *packet, "VA 0x%llx", payload); case SPE_ADDR_PKT_HDR_INDEX_DATA_PHYS: ns = !!SPE_ADDR_PKT_GET_NS(payload); + ch = !!SPE_ADDR_PKT_GET_CH(payload); + pat = SPE_ADDR_PKT_GET_PAT(payload); payload = SPE_ADDR_PKT_ADDR_GET_BYTES_0_6(payload); return arm_spe_pkt_snprintf(&err, &buf, &buf_len, - "PA 0x%llx ns=%d", payload, ns); + "PA 0x%llx ns=%d ch=%d, pat=%x", + payload, ns, ch, pat); default: return 0; } diff --git a/tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.h b/tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.h index 7032fc141ad4..1ad14885c2a1 100644 --- a/tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.h +++ b/tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.h @@ -73,6 +73,8 @@ struct arm_spe_pkt { #define SPE_ADDR_PKT_GET_NS(v) (((v) & BIT_ULL(63)) >> 63) #define SPE_ADDR_PKT_GET_EL(v) (((v) & GENMASK_ULL(62, 61)) >> 61) +#define SPE_ADDR_PKT_GET_CH(v) (((v) & BIT_ULL(62)) >> 62) +#define SPE_ADDR_PKT_GET_PAT(v) (((v) & GENMASK_ULL(59, 56)) >> 56) #define SPE_ADDR_PKT_EL0 0 #define SPE_ADDR_PKT_EL1 1 -- 2.17.1