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 C543BC4363A for ; Thu, 29 Oct 2020 07:21:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6B59121D41 for ; Thu, 29 Oct 2020 07:21:55 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="yhWtXAqg" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726565AbgJ2HVx (ORCPT ); Thu, 29 Oct 2020 03:21:53 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54830 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726110AbgJ2HVS (ORCPT ); Thu, 29 Oct 2020 03:21:18 -0400 Received: from mail-pg1-x543.google.com (mail-pg1-x543.google.com [IPv6:2607:f8b0:4864:20::543]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 81909C0613B1 for ; Thu, 29 Oct 2020 00:21:18 -0700 (PDT) Received: by mail-pg1-x543.google.com with SMTP id o3so1590326pgr.11 for ; Thu, 29 Oct 2020 00:21:18 -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=2RliNxDPfPOaV79QT/JgTj7YDuXmYEtP3uBmw1frPS4=; b=yhWtXAqgvPvUPs16XElSgCgLbIXH5ZKJHktbENLljO6+h1FLbw3BJTMkvffFVJHmxq fdA3VIsP2oVkPUNeh6/ylQwzA/gf5Kq3l5xXFJ5aw2kdeMW1tInqfdJMLRB+Gllj7kz3 qYO47dDLJojK/ujfbZwqQT0xNViZmF6eIQsQw57NnVOfWoh/CwMy9k2ks2khtCWxR7RG +bG8MDb/jqpK4c/h1srUdlgvmFdygf6WKGgHmujlL4J1Fc19a9ZAT1QR7//9s7qjT6cX 3EeKeQmcjmPercDJRene8q33vUN34O0s572eohG8SfoiIXrpIoOxWT/0+saqLD4T857v 6Lhg== 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=2RliNxDPfPOaV79QT/JgTj7YDuXmYEtP3uBmw1frPS4=; b=KoaAeClDg7sJt+nJmL7WxQHRssgMWVfgvJEhn/e3DesU0rhe3pomB/purtAdobX/m0 1X99zWFuKNKTaJyfLn9qE2lAyToA68HnbHNbsxmAO4vwOD5jSAFaG2Z9OwwkkDZ2wx/l RgDvSZnHvY1MNc6YhvYnTm87y/RsjeR2c+s1dbyScfqXtF+jfdzutrl5NdZJGFahJjxB CJc+EcyngZFsPJX1eysP3yvnIuTsHO8TSIQ5TEntOTD5+Y56xbIiRH0xOnz1Wiu3SOiD O6nhesp7VarQe5ygc+7dDl4ZjRHm2kqdk/Kr8SXa4X6zCZHCugtjm9Xlqa5NqbMdk92O krRQ== X-Gm-Message-State: AOAM531ms3o1FVZ4LuMYbr750bqia5Vw0YPz/Jy/GyxZiKSjPnj2jQG7 e5HPUyy84+UtGyF49XlJ4ga6w+rqPwPh40Mr X-Google-Smtp-Source: ABdhPJxtaPX1k7dJoyOOm2xYssfBnXslslUWoU/lUwxvXIrN84NaL0ZrtAzkHTyqT1Bn07k9JF1JPQ== X-Received: by 2002:a05:6a00:1:b029:164:1cb9:8afd with SMTP id h1-20020a056a000001b02901641cb98afdmr2853799pfk.13.1603956078093; Thu, 29 Oct 2020 00:21:18 -0700 (PDT) Received: from localhost ([2600:3c01::f03c:91ff:fe8a:bb03]) by smtp.gmail.com with ESMTPSA id w6sm1479464pgr.71.2020.10.29.00.21.17 (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Thu, 29 Oct 2020 00:21:17 -0700 (PDT) From: Leo Yan To: Arnaldo Carvalho de Melo , Peter Zijlstra , Ingo Molnar , Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , Andre Przywara , Dave Martin , Wei Li , James Clark , Al Grant , "linux-kernel@vger.kernel.org" Cc: Leo Yan Subject: [PATCH v5 20/21] perf arm_spe: Decode memory tagging properties Date: Thu, 29 Oct 2020 15:19:26 +0800 Message-Id: <20201029071927.9308-21-leo.yan@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20201029071927.9308-1-leo.yan@linaro.org> References: <20201029071927.9308-1-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 70593a4e0aa5..97a47ac3aa28 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 @@ -367,6 +367,7 @@ 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; @@ -384,9 +385,12 @@ 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