From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wm1-f43.google.com (mail-wm1-f43.google.com [209.85.128.43]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4BA0F3988F9 for ; Tue, 7 Apr 2026 08:18:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.43 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775549888; cv=none; b=Tbj9jsLacGLcM6HK8UveIH3zVDjLoRvwBIIrureNfPKeRLB7awGNI5e1tsZAmWnbmr9cOlA5VI1F9AsvUp9AWmZRcnkRhUt9ePB3cvCYMOZm78CLk0oeYVW5MmYDgax7l5ljhOdNkxVNnF57VyxMMwVrUb/Kd+WfANXwYfaYJ/s= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775549888; c=relaxed/simple; bh=sc9VkNZdxRQj3hWGaSP+0jlEqxJcRXkEOI79dDWJ6/Q=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=X1XcF2M+PFlZobt2mLk8JE4JKpnybtJv/OIZfBYsmYjU0v/9l8q7jxCqduoGMS7A6T7J7HsXFbzzpGMygQFADYgO4rg/3VFXYa5coAvbDlTEWfo9pbjL4Npe5/rZsyngBhtHVmnaL2QUMMNGge/XEQZVLKWrOSPrBW4U7tCFeL8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org; spf=pass smtp.mailfrom=linaro.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b=j0wcgOCA; arc=none smtp.client-ip=209.85.128.43 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linaro.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="j0wcgOCA" Received: by mail-wm1-f43.google.com with SMTP id 5b1f17b1804b1-4888244e9f9so45813515e9.0 for ; Tue, 07 Apr 2026 01:18:05 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1775549883; x=1776154683; darn=vger.kernel.org; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=YF+vzkW/sLkkCK6eYuO/W7phgVcJivF+sw7H1piAQWk=; b=j0wcgOCAgUfCSsd3CGRw/tp+ELQjI/GSyNLKaLR4l5GP/klvxOewuKBuvC+UwkXI4N yk6kmhR8HbtbgjyzjqYaK1cHRuXWL5TWXM+JnR+Hb/snUJ8rebkNEWcDPogspyHp0mXG jcnBfVaugVGvFYtXYjHA1zHUUZ7bcQVHWixyJIuvckvA/3hFQon3apkfBZeKRrtvcX7j wgHwPpKPjfqaykxfEJfCcLgCnLPMijlqxH5QLduy+UsTEnkFbMoHu0aHuH6mPOm58SSp J+BrGbr6gtrcPX7kdFAhDJZQEyYNCjCHGB8u2QEvXzrqEFl86Qc2tBiZ7eLOLeojBG8o CCwA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1775549883; x=1776154683; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :x-gm-gg:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=YF+vzkW/sLkkCK6eYuO/W7phgVcJivF+sw7H1piAQWk=; b=snFIFM1ZpoyfK4yAvrLiTD9GRlMgVp9c9VgzvNSjU3Rwc/XRoI4Dha6PhoduegNDjg lGZpuEIou7g5oOnAF9l+9o+01FC4NoVKduPmDYb7ErPR+5jwCazo5N8smxAiVE85riW3 pYF2V9Q2cPsxMEvO0isTP0nhvFAOMtdJZ7nvUZ462VUPq/463RtDSeFcBGSwdqw5DNwP Er2GZZ+su9ziNzDoB/Jvp31a19Pw8Y6iVn1Et9FLWAAPnHN1PXHd3fFd4VWI8yCHwSuO ikgDgrCtrmOEB39W7SbvE2TVR/1we13mDSQPASRnk+mZ725+uPGKITLPSQd/lKbkkDqv Sobw== X-Forwarded-Encrypted: i=1; AJvYcCVZEJirKLr6R1CXekvaZb95KCZYozZvulSXoxdumG6b8ZSU6WnszMg8b8q0/n7mLwtW/kLG+aLWgEMWp8I=@vger.kernel.org X-Gm-Message-State: AOJu0Yw05jdwNni4ZHj63tbkS+ClkSK50v/iJ4nIXYgKCd0o5DPzcbGu 4uPPC7QoaBPFtVNBnQL0HV06QAh1HFbJMljyk3V/+iC6PWaGzTr2xSRBbTGFO+CzNLM= X-Gm-Gg: AeBDietLrlY9jKSz2rWFo+tk7dqYxseF6VaJ0aHVfMG7m8pZa12QSrS3XcJELk0iToi fRAOgLAEZKbvT7+qHj5zav3mbDcRgif75oMOcJzznn73dm+WQtVRs/DjR4CNI0rNc+T3HWjM2IZ bdTMWCqGOJT25ZCNWBHLvbBM9y9p/HBcMw0H9RoOynuu+LkPm26SAfjdZAQf3mAMXiUgd5u0ple /qeysrtTQW/+Cw52+ePLQh2t1CVQiFraLNgILEOCkqFgaZoe5WgC3u+x+Nu7xg3ondkHdMKELdu /joCEe27fX5M/mD6iUB5RkNnhCU3Sod/nXtxjtfiqgHAiZi8iFYuuXBUdn+TD9oV+rfgRuuncz1 k8yMPs80LIYIJ50MGDFHKF/BbTWupPxVZWz6GrCo4mT1sSJ97/OULP5mM0b7XINyd6bjU1BxfwQ bdns2DzEw1oGjmz3DLYly4+53YSKhX X-Received: by 2002:a05:600c:5392:b0:486:fa9c:185 with SMTP id 5b1f17b1804b1-488997d69e4mr234861545e9.31.1775549883529; Tue, 07 Apr 2026 01:18:03 -0700 (PDT) Received: from [192.168.1.3] ([185.48.77.170]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-43d214f2b63sm43051405f8f.28.2026.04.07.01.18.01 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 07 Apr 2026 01:18:02 -0700 (PDT) Message-ID: Date: Tue, 7 Apr 2026 09:18:01 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 0/4] perf arm_spe: Dump IMPDEF events To: Namhyung Kim Cc: John Garry , Will Deacon , Mike Leach , Leo Yan , Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , Al Grant , linux-arm-kernel@lists.infradead.org, linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org References: <20260401-james-spe-impdef-decode-v1-0-ad0d372c220c@linaro.org> Content-Language: en-US From: James Clark In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 06/04/2026 7:18 pm, Namhyung Kim wrote: > Hi James, > > On Wed, Apr 01, 2026 at 03:25:48PM +0100, James Clark wrote: >> In the Arm SPE raw data dump, IMPDEF events aren't printed. Add the >> ability to add names for some known events or print the raw event number >> for unknown events. >> >> For example: >> >> $ perf report -D >> >> ... ARM SPE data: size 0xd000 bytes >> 00000000: b0 18 c6 32 80 00 80 ff a0 PC 0xff80008032c618 el1 ns=1 >> 00000009: 64 e7 42 00 00 CONTEXT 0x42e7 el1 >> 0000000e: 00 00 00 00 00 PAD >> 00000013: 49 00 LD GP-REG >> 00000015: 52 16 10 EV RETIRED L1D-ACCESS TLB-ACCESS >> >> On N1 the event line becomes: >> >> 00000015: 52 16 10 EV RETIRED L1D-ACCESS TLB-ACCESS LATE-PREFETCH >> >> Or on other cores it becomes: >> >> 00000015: 52 16 10 EV RETIRED L1D-ACCESS TLB-ACCESS IMPDEF:12 >> >> Signed-off-by: James Clark >> --- >> James Clark (4): >> perf arm_spe: Make a function to get the MIDR >> perf arm_spe: Turn event name mappings into an array >> perf arm_spe: Decode Arm N1 IMPDEF events >> perf arm_spe: Print remaining IMPDEF event numbers > > Will you send v2 or do you think it's ok to merge v1? > > Thanks, > Namhyung > I'll send a v2, thanks. >> >> tools/perf/util/arm-spe-decoder/Build | 2 + >> .../util/arm-spe-decoder/arm-spe-pkt-decoder.c | 147 ++++++++++++++------- >> .../util/arm-spe-decoder/arm-spe-pkt-decoder.h | 5 +- >> tools/perf/util/arm-spe.c | 49 ++++--- >> 4 files changed, 135 insertions(+), 68 deletions(-) >> --- >> base-commit: 74e2dbe7be5037a5e5eed6bc1ad562747ac88566 >> change-id: 20260331-james-spe-impdef-decode-d944f4fdcff7 >> >> Best regards, >> -- >> James Clark >>