From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-yw1-f202.google.com (mail-yw1-f202.google.com [209.85.128.202]) (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 BCE53179A7 for ; Fri, 10 May 2024 00:24:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.202 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715300683; cv=none; b=mgA79+r3vBpOympOeygA4aM3JdQ8CPAgRg2wlmFEXf+/PYZcF3NEuI6o2s4XQegvHq7WVsGDbTvNvu66bzbXuu91APY9Ct3f2B54WGfuhEbLhBAJi24fLFOeEUFtnxnZ0ZJjCRJ7n5nb99srRQmqR8orJ3K5qh/ZozMHEjdGE5Y= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715300683; c=relaxed/simple; bh=EavCetVSCgCq8a1RaVsXoOaflK2PYWCs6cIGsY45SPs=; h=Date:Mime-Version:Message-ID:Subject:From:To:Cc:Content-Type; b=PyvUB+xeZo/Pwm5KNks+tEuT9ibIGh1e1CT9JvFEZHVYUC+4jwxCdyT+22Tld6ADNc4kgrYJ2CjrjlB1l7Lnc6V2NT+AUYtCEeqkM5kAUqdry0oR7OMVj4zdF8mdHPAp61kiKyIhBZTMQEu9/DpjA7Q2sDwjINkn1n4zLk2qaKs= 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=Q6oP6eX2; arc=none smtp.client-ip=209.85.128.202 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="Q6oP6eX2" Received: by mail-yw1-f202.google.com with SMTP id 00721157ae682-61b2ef746c9so24282177b3.1 for ; Thu, 09 May 2024 17:24:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1715300681; x=1715905481; 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=Q6oP6eX2EIg9SP1I0c1rti1vPfhT1ZObGGUb1pfzKVkMS39ZugHbj+zCZzGU2pqKLp QIDQo3ODwrvmjaxT9hftZeLGvA+qfWYTnvFNzYTXmCKqe817XbG/5HcM1VswKYQin8R5 qrmHmouRUiGyz6g3jIq0IpsKMidRf6i8ShKx+fIpVdqz0AoqnfdaN2jCNqgssErcjuUp ui8pas8lprR+rKq8F2xlFjy5TLVeYLj3zumCNz8JWN39TjoPuya2eIFXE9ZIseDwTSXv 7TY/sCogBvsKnQ54qEVVHhbDlr5cejO8CQ5/A/AkrOyEpkWTU4139dCBPvv2OmBJtRJ4 QpYw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1715300681; x=1715905481; 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=dhATWGEvxAi+FC5Xx3MKA2lnrLZ2tOFa84bbuPMfmUL7P1hxUSJFtrr6Fkez/yMk7B /YjW7q/L1uT6SwYUayO1c/KB34LSfaa9KfNP6AOvb0opTQEH7XjRfF74nqzyZ1JPBPWd G+e80Ilptmx3lOKvOeZrUftkI+QaI/MJ2VWlVwoBrTGal+tz4D1LO9ATlgjbiqvLzKW6 OjeqGBVYeFtlebwIcabwBGpKaa5poS2/UPPmCzAZIIU7R3wxRCVBMCRruIc+20ChIwvm UmbiJC/Mo/knj3pgOHBnOZir8DPdvFaXf7c8ydRDiO4sitHb0z7SjCKLb0moo5FfeHzB p6Fw== X-Forwarded-Encrypted: i=1; AJvYcCU4hioY/ElktMuB3a2NyZRXrdlBIsaDgxzaK7wciqS8C3ACNgCovnGHR6Jzs/iVsJaB63jsZcUGu9seaUgC9hzFrIRY X-Gm-Message-State: AOJu0YwsIwwwZjVTeFAr6QWVxNET9ufsPMtm10G+vUncTphJTHcOlKar btkMq0nnEAq+Z1jdd+V61IbOAJfbad/W8wiEJjEpqa30McZ7ndbqKL5HfoSNQmAUnCVQ2jYuU9g Y X-Google-Smtp-Source: AGHT+IFLiYM8VZwRIj/wP+/duC96Rdf7O6hJav827B2VR01oQrpB/ASkm4qSwdbPKc+j1GRgZ4Sunld9v+0= X-Received: from yabinc-desktop.mtv.corp.google.com ([2620:15c:211:202:1b7d:8132:c198:e24f]) (user=yabinc job=sendgmr) by 2002:a05:6902:1002:b0:de5:9f2c:c17c with SMTP id 3f1490d57ef6-dee4f37bbfbmr295036276.9.1715300680883; Thu, 09 May 2024 17:24:40 -0700 (PDT) Date: Thu, 9 May 2024 17:24:21 -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: <20240510002424.1277314-1-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