From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-yb1-f202.google.com (mail-yb1-f202.google.com [209.85.219.202]) (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 B2EF87E6 for ; Fri, 10 May 2024 00:05:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.219.202 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715299508; cv=none; b=NsrOUXKZLJr3ekqJWKSo8CaCD5lwUNeRVzTDvCRynVBH+X2UGISlfh2XK8vyDRTmfavo1GBd1Ls7tKoFWKZ/JEeWdtGcnRjQOvuPBaud7j8vj7LzfbR7U36DUCEDOKAAt1eHBGD4Y1IXuGAtUCm9KD/MQxbXBI/dqkw8xYpWKKc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715299508; c=relaxed/simple; bh=EavCetVSCgCq8a1RaVsXoOaflK2PYWCs6cIGsY45SPs=; h=Date:Mime-Version:Message-ID:Subject:From:To:Cc:Content-Type; b=F7UHEg+Dm/69bIsgbvV8yLRkcDuXQIKd6G0m2qdJEvefBYAvFoTJ+ppelcxWE/kTUSz2+FBvnXx25pZOVeF1ftghUrZeNoWU4jkmvj8EtzDEJxXy/H21j1dAForNCO0VqqdyQT7eWXLmjMKYXlyCPNbrftaF0fTfwiO44CqqwRE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--yabinc.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=V4Rr3vEU; arc=none smtp.client-ip=209.85.219.202 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--yabinc.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="V4Rr3vEU" Received: by mail-yb1-f202.google.com with SMTP id 3f1490d57ef6-de57643041bso2459003276.0 for ; Thu, 09 May 2024 17:05:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1715299506; x=1715904306; darn=vger.kernel.org; h=cc:to:from:subject:message-id:mime-version:date:from:to:cc:subject :date:message-id:reply-to; bh=6eqm/BqIluFQHvpRuckwNPKwG5hWXwTVWnnYkmrJGUM=; b=V4Rr3vEUcZWKPNh4YW0gJjYQr/4dOw5JseSRg5xD3YYEFpP0Xkw7t7/E+eZqVcO3pu 59E86u9ohhWvmP6ZovTTGoki4ra03h8dndP7byhPDoAikm3V835l40RqrOfAlD4PwASd ubtIoHXl0KU+6LgGLMaR0AQ2xRus6ooyVctjt1aAkfVIFdCjIQHd3XCSsLCOCNLQhrpP O4EweZ3Lu+EUcrk1j5vjDfUWxMJNRosirtE7GPMndqBN/nEJHd0f7Ik0Orfd0UvTy4XM UuivO139DEYuhS7TAJaQvEmFe7ynt3s2NDNkeZ474PQdDMqOEUqmXhNmaCaLmkHnfWwW YLsA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1715299506; x=1715904306; h=cc:to:from:subject:message-id:mime-version:date:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=6eqm/BqIluFQHvpRuckwNPKwG5hWXwTVWnnYkmrJGUM=; b=TwhwAX8ETpO+dx0cQUXNa2hgzKH6JsKhbJ79xFNk2Ay7GIvQcZf5kXlKv2VFTo+WKw Fo9E8XgqQnYxnbvBAZemchf629ESGzkbTisxQlS719R+AANWnS3uKAR/p5Ff5gNBeNV7 p/mMMDY4njuEq9Os6oP3U7T8aBVBDlJ9cI8ZeRPlfWYOQ0fHGXp5OobnVun5tJoMUoLM y1hTXPIYjzH7nZD0MTBsudN4slInvKIQVZjtaisqEzUDHbTz9OU0S9BoUOda/bSeH2L9 COu0ZFR+QyPsU53AlIs19hGUU0QJWCeNO6IZV0Z3c8U5EC3P1wh58LsdSRcM4C3bbpYf Ka6g== X-Forwarded-Encrypted: i=1; AJvYcCVPXflttUkO1MdbD94aiYTfmerNg0rRueLW97fIySsQLkzuFGEV+GszcAuNB0Z94HvKy6hiLAhbN0eMEHhcwfw2yqk3 X-Gm-Message-State: AOJu0YwEZ53Ki7zgm1qzaexhyM3No6PqFBCaw5kLZsM+GFN6T/Uhr7a1 4zlnQVFHwV+GvXD3kCu9/2R+Dx3WI1fOzBc490NQDC6cNZwIDS6zasQUW2lCGBinKhpCTfQb/VU J X-Google-Smtp-Source: AGHT+IHWZ1QbRc7CocmE11JfF95PsYEf4cv12KCkp3UCAxnICrsEj6dkC5JTWIEWOGCF8OhmKEJRJ8tMNX4= X-Received: from yabinc-desktop.mtv.corp.google.com ([2620:15c:211:202:1b7d:8132:c198:e24f]) (user=yabinc job=sendgmr) by 2002:a25:7486:0:b0:de5:2325:72a1 with SMTP id 3f1490d57ef6-dee4f192850mr277203276.4.1715299505730; Thu, 09 May 2024 17:05:05 -0700 (PDT) Date: Thu, 9 May 2024 17:04:59 -0700 Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 X-Mailer: git-send-email 2.45.0.118.g7fe29c98d7-goog Message-ID: <20240510000502.1257463-1-yabinc@google.com> Subject: [PATCH v3 0/3] perf:core: Save raw sample data From: Yabin Cui To: Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter Cc: linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org, bpf@vger.kernel.org, Yabin Cui Content-Type: text/plain; charset="UTF-8" Changes since v1: - Check event->attr.sample_type & PERF_SAMPLE_RAW before calling perf_sample_save_raw_data(). - Subject has been changed to reflect the change of solution. Changes since v2: - Move sample_type check into perf_sample_save_raw_data(). - (New patch) Move sample_type check into perf_sample_save_callchain(). - (New patch) Move sample_type check into perf_sample_save_brstack(). Original commit message from v1: perf/core: Trim dyn_size if raw data is absent Yabin Cui (3): perf/core: Save raw sample data conditionally based on sample type perf: core: Check sample_type in perf_sample_save_callchain perf: core: Check sample_type in perf_sample_save_brstack arch/s390/kernel/perf_cpum_cf.c | 2 +- arch/s390/kernel/perf_pai_crypto.c | 2 +- arch/s390/kernel/perf_pai_ext.c | 2 +- arch/x86/events/amd/core.c | 3 +-- arch/x86/events/amd/ibs.c | 5 ++--- arch/x86/events/core.c | 3 +-- arch/x86/events/intel/ds.c | 9 +++----- include/linux/perf_event.h | 10 +++++++++ kernel/events/core.c | 35 +++++++++++++++--------------- kernel/trace/bpf_trace.c | 11 +++++----- 10 files changed, 44 insertions(+), 38 deletions(-) -- 2.45.0.118.g7fe29c98d7-goog