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=-18.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,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 B8233C64E7D for ; Thu, 19 Nov 2020 15:26:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7458B2469D for ; Thu, 19 Nov 2020 15:26:28 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="BQDGR0Q0" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727708AbgKSPZ5 (ORCPT ); Thu, 19 Nov 2020 10:25:57 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44394 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728658AbgKSPZz (ORCPT ); Thu, 19 Nov 2020 10:25:55 -0500 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 4BDC8C0613CF for ; Thu, 19 Nov 2020 07:25:55 -0800 (PST) Received: by mail-pl1-x642.google.com with SMTP id d17so3116880plr.5 for ; Thu, 19 Nov 2020 07:25:55 -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=XriXkpQL1G72vRO9M8mRLCWp1zrIvKg7kWNZsHT5WPs=; b=BQDGR0Q0+OdUmFpR7wE36bCxAWDIjXwgKQpUH39GYWAzR/4fzjjGqt2Mt+CO0nqPdK pEKiEeShERFiQdXEazC+hr1KLW+Lg8Dx2ibXBt91J5X3Enfq/fUgHmeANEP7afxIoehk clTH0izvWsBcFUDozAu8btxrEkyBi+kzCr1OIK22F7bhpAe0v1H3XuaZzDg+gWVBZHl9 KhzGwll9xThBP2dH7EwF4V1AnO6+ESrgQuXMBCOoWHVYpIG0/8dXtFHjgoKjax0mPPOT A4OOQE8n1ROES4KERF1hVPOEFRSRokvzqZBBlMJbz6Muwkap+y81Ai2mEFOxMl8EczIT J+HQ== 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=XriXkpQL1G72vRO9M8mRLCWp1zrIvKg7kWNZsHT5WPs=; b=mMfZ2ormcy+BB75ZIy8GDaGozQ9AVyFZ5tA+RogDJcb7CFE0Er0Ympd5s0ZR6CCug3 LDFQgwGfNU0UYxAF57laECpmAJykAwTPbf2aUq5JFzU6PRXUurx/YxlYik0SJPRZoKDZ VHj9EEZl5FX9OwvGbNom1nSGmPwzl8NzrpmRZmoTVehE9DPGlDLWCcAHynwUa3IxCu6y Poos+cckjU/OOK3Z08Z3E1KID53lXsYhw7DK5wbInCaW6ys5gzZ7RdxAA+suaqgQXX7M +0u5Fcq49rb8GZYYlTmcL6+4STEJiJEqfWF2lIyGeZJzlzqXxDVuvwWL84l9PgEI+jA/ LJSA== X-Gm-Message-State: AOAM531IDTKTmLjmqbClejKlZ+2Ksq7jc+42ZArt73Pqv6ukDptgj/OT En2GvfHOc099/9A8lcKyNIwOjOayT5CXsqiTY5Q= X-Google-Smtp-Source: ABdhPJxPRGV+Pq3MF840qcbax5SY7e39tlgf4LWhLGW57WHmOtt0qgCDRab08is3TFqlbKbd5m/s/A== X-Received: by 2002:a17:902:8b8c:b029:d8:de6f:ed35 with SMTP id ay12-20020a1709028b8cb02900d8de6fed35mr9466457plb.36.1605799554752; Thu, 19 Nov 2020 07:25:54 -0800 (PST) Received: from localhost ([45.137.216.7]) by smtp.gmail.com with ESMTPSA id s30sm13019761pgl.39.2020.11.19.07.25.53 (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Thu, 19 Nov 2020 07:25:54 -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, linux-arm-kernel@lists.infradead.org Cc: Leo Yan Subject: [PATCH v9 15/16] perf arm_spe: Decode memory tagging properties Date: Thu, 19 Nov 2020 23:24:40 +0800 Message-Id: <20201119152441.6972-16-leo.yan@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20201119152441.6972-1-leo.yan@linaro.org> References: <20201119152441.6972-1-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 84d661aab54f..57c01ce27915 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_out_string(&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