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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 35373C7EE2A for ; Mon, 5 Jun 2023 06:17:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229459AbjFEGRA (ORCPT ); Mon, 5 Jun 2023 02:17:00 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42704 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229613AbjFEGQ6 (ORCPT ); Mon, 5 Jun 2023 02:16:58 -0400 Received: from mail-ed1-x52b.google.com (mail-ed1-x52b.google.com [IPv6:2a00:1450:4864:20::52b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B3714DC for ; Sun, 4 Jun 2023 23:16:56 -0700 (PDT) Received: by mail-ed1-x52b.google.com with SMTP id 4fb4d7f45d1cf-5149b63151aso6621147a12.3 for ; Sun, 04 Jun 2023 23:16:56 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1685945815; x=1688537815; 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=nczuT/c/Qes0P/uVYp4yXHku3U28CK0is8MzDelgl2o=; b=dGdsIERC+Xnwm5uOZbkItcC2LTDYZLiThyLnz4e1r4r2L/SV7h2o3tJe33fw0ZXNNy Eri4L/eeSQ8SUW1wwlbohIXZIrf5EyFrwlzgRf+JEYQyGqyY4A0r0cCgBHIcG1aNXGCz g3CyuLhHcZ3klJBYKPKiMaL5tY6s3Y08Jrk5NoggUwo3A+VL6JWDYCnPRtUGyVOJ8gWi fANoFRMIicjwjTtgn5+1CiVI6o4LaEN4VWq3u43EfZrLC79Goy1WLxg3JZj9f5qi1WJI lEEDgfORZrmxOK+35/iKC4zfKO/+yVjaPw9MMFYhK3xUeSU00mIg0UA5buHnx8LtOSct 6T3w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1685945815; x=1688537815; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=nczuT/c/Qes0P/uVYp4yXHku3U28CK0is8MzDelgl2o=; b=KiHnsNN9PSbkHjCcpE/0ZDYnhZAFeBPhDTCHg3V1YJpLci1LIeoLl93zva23/ZHdhq NBsmlwOiw35QUVY6LtQc9qCviHHu7Zb+5IK1YOC8UQQrY1jLyBHhWDoVQq17zOyaoyYg rag/OknlJgJF5ZvjIHOqPmHhGUN5mpj3g8nMcg0LFiuTu3TZWa/k2PXeivdYOCT8ml7o KHWx+kcR6EHAgwzeT7XzADnMMoo2U4Iad0adIuaZ1n2vNCggWowi34HkNBW6NG1tfdbl qP/ZedYZFzM3kf1UeCowLLbOCVvwDUCP2Kchyvrf8CRt0A0/53sg9Pp9HZmU7pL+R8QP /eEg== X-Gm-Message-State: AC+VfDy4yg6j+y9+w3r7l3hKGUpQixveF139aIzqqYYgvw3VA0R7tPal 40kfryb0h+xu2eOhTp6MGbP4ttzvp+7LpFB3dJg= X-Google-Smtp-Source: ACHHUZ6bBE8nliXwBKq7YwbjCHsuMRnaZLMDhc5vMfx5nKjs7e2D5jsjcmdxmbMWUlA6eMT8kBd5hw== X-Received: by 2002:a17:907:9815:b0:974:4f34:b043 with SMTP id ji21-20020a170907981500b009744f34b043mr5962530ejc.1.1685945815186; Sun, 04 Jun 2023 23:16:55 -0700 (PDT) Received: from [192.168.1.20] ([178.197.219.26]) by smtp.gmail.com with ESMTPSA id lx5-20020a170906af0500b00965c6c63ea3sm3893187ejb.35.2023.06.04.23.16.53 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 04 Jun 2023 23:16:54 -0700 (PDT) Message-ID: Date: Mon, 5 Jun 2023 08:16:52 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.11.2 Subject: Re: [REGRESSION][BISECT] perf/core: Remove pmu linear searching code To: Ravi Bangoria Cc: "Peter Zijlstra (Intel)" , mark.rutland@arm.com, jolsa@kernel.org, irogers@google.com, bp@alien8.de, adrian.hunter@intel.com, linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org, "linux-samsung-soc@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , "regressions@lists.linux.dev" References: <3abd3693-ad87-9abf-a762-337076638fcc@linaro.org> <512e8b06-3ef4-66ae-5ca3-5a863a10c51f@amd.com> Content-Language: en-US From: Krzysztof Kozlowski In-Reply-To: <512e8b06-3ef4-66ae-5ca3-5a863a10c51f@amd.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-perf-users@vger.kernel.org On 05/06/2023 04:59, Ravi Bangoria wrote: > On 04-Jun-23 5:08 PM, Krzysztof Kozlowski wrote: >> Hi, >> >> #regzbot introduced: 9551fbb64d09 >> >> Bisect pointed to commit 9551fbb64d09 ("perf/core: Remove pmu linear >> searching code") as first one where all hardware events are gone from >> perf for ARMv7 Exynos5422 board. > > Is this inside KVM guest? Does this help: > https://lore.kernel.org/all/20230525212723.3361524-1-oliver.upton@linux.dev It's not a KVM guest. It's regular board as listed at the end of the mail. Best regards, Krzysztof