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 A3EB3C56201 for ; Wed, 11 Nov 2020 07:18:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 44C4320795 for ; Wed, 11 Nov 2020 07:18:50 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="XJNEO9zL" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726340AbgKKHRh (ORCPT ); Wed, 11 Nov 2020 02:17:37 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49268 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725916AbgKKHPK (ORCPT ); Wed, 11 Nov 2020 02:15:10 -0500 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 DCCC7C061A4E for ; Tue, 10 Nov 2020 23:13:38 -0800 (PST) Received: by mail-pg1-x543.google.com with SMTP id f18so869136pgi.8 for ; Tue, 10 Nov 2020 23:13:38 -0800 (PST) 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=Mey/603/Af9fa0SenmvdWeJX26KRCA8sZOTLF5+uncY=; b=XJNEO9zLi4Cyhe65faS0AsvS+9dS7+O7SlSxy/1IC8tpIfnIHgrkaEkmB05qxvSp5D DSOQLKb7gu36PsgqqVub9mRf2tY/NVw6QdUShOTnpolj1PxW8/yxn3hgp5NNVT06yPjK QnBVdck2ODBYB8X0M09jDMxU8rMkcP335K88G2Eu0L2fjc7gE2due4B6BItDf88fd0vV Jew/QnGT1+twTquoyppbtzkwgO4iKJJ6ngiCcWtnK8AC1w7y1hy6wPUtnAG1BaiReAw6 ehZXNzrrJq+08Nn8QDWXmxk0AFQBAseJCeyuNInBlUBAvxBGEnBZpp5pwf/XC1FGtcYU Yh7A== 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=Mey/603/Af9fa0SenmvdWeJX26KRCA8sZOTLF5+uncY=; b=g7mvHkyoxAw0BOIAEW2qYC37K5/IGA3ZItxNBk3wb/tF7xO/RDm+lOtpCkCkWJw4QR QGSVblYFUSINZKrOc/alfV6KnEV70+3+NOB3iX/ZxN72KxXEYVW3vvqlnljTNpa3+n0s 7MRZt4svxRUb+YPpy0NiKAQStZwb18BRZeQrnwpHHRDCZRPKoacqUQimAj1HWpw5Sxro unJDu3FYgvQYPR3evHXfEw/94LWqXZGhsDB9OmR7NJ2slxR5WGsXa9JABXdVn/YIJKBr 5F6mpryKbIhUUfGdT6+RTjwKmFaSR2FifXd6IHxyro0ZeHOMPvRkUhycnWgOu8TDDWwO 5/Pw== X-Gm-Message-State: AOAM533sucWUaZilPSr0hkGpRtrW8CcdD/ZZc5wGYmTcPrGj20moQK7z 4qxQUqkohzbFQTQtu6r2V2u9nw== X-Google-Smtp-Source: ABdhPJzhzKnSafSp2O+Md1FzS4MwIddL165ZaDTLgQkRZrEsmk2OtWtn7FJ9gdSMGrP99vshYpuLPw== X-Received: by 2002:a63:e0e:: with SMTP id d14mr3942781pgl.125.1605078818367; Tue, 10 Nov 2020 23:13:38 -0800 (PST) Received: from localhost ([45.137.216.7]) by smtp.gmail.com with ESMTPSA id j19sm1316517pfd.189.2020.11.10.23.13.37 (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Tue, 10 Nov 2020 23:13:37 -0800 (PST) From: Leo Yan To: Arnaldo Carvalho de Melo , Andre Przywara , Dave Martin , James Clark , Peter Zijlstra , Ingo Molnar , Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , Al Grant , Wei Li , John Garry , Will Deacon , Mathieu Poirier , linux-kernel@vger.kernel.org Cc: Leo Yan Subject: [PATCH v8 21/22] perf arm_spe: Decode memory tagging properties Date: Wed, 11 Nov 2020 15:11:48 +0800 Message-Id: <20201111071149.815-22-leo.yan@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20201111071149.815-1-leo.yan@linaro.org> References: <20201111071149.815-1-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 Reviewed-by: Dave Martin --- 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 55c4bf330b96..cbbbbefdc52b 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 @@ -385,6 +385,7 @@ 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; @@ -404,9 +405,12 @@ static int arm_spe_pkt_desc_addr(const struct arm_spe_pkt *packet, break; 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); 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); break; default: /* Unknown index */ 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