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 6920B21504F for ; Thu, 9 Jan 2025 07:51:24 +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=1736409086; cv=none; b=A/0eq3KfCnDx77zfN3tcst2lkm5eer0UblNINprnPby0Z/euwwuyRIMYGbN4CRuemOVeCNfSp5HMqW5CbTPBE8SJUYgcHkNag/WpN0hFsd4xiCSj8EiAqauRLGH6iddvtqIYR8NGHtltn8maWOj8zmg1kVjIZdzEqeIP7hirNbs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736409086; c=relaxed/simple; bh=D2vadbk3cOq/+EWq9g43saoHn+J5Gupg2/gIpPUhIrw=; h=Date:In-Reply-To:Message-Id:Mime-Version:References:Subject:From: To:Content-Type; b=KIw9Kos58F8wv8vAkpD9qGch1uuQQQwPpxwlFs90+Bvs+bNQqyc/qVUHawHGrJVuxjjAKMQubjwr3KNsU0nk2l/tdYnDzEfCpoj52fhzLZx9AF41hbHUSPGfva2UcARDHuyhNnI6+YWgTD6RwBy+4GA7ZouyY2SRx/mm8v3i9gs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--irogers.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=J6jZE2k2; 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--irogers.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="J6jZE2k2" Received: by mail-yb1-f202.google.com with SMTP id 3f1490d57ef6-e39993d8594so1319563276.3 for ; Wed, 08 Jan 2025 23:51:24 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1736409083; x=1737013883; darn=vger.kernel.org; h=to:from:subject:references:mime-version:message-id:in-reply-to:date :from:to:cc:subject:date:message-id:reply-to; bh=jQcA17ms8HvYcRiFBtp5KUfpun8NEvpfsnHmAmkz/ss=; b=J6jZE2k2/iwQiUAi4wtu/y6UZcvFwd6OCpa7ReKAOlUaa2PCbsklsf4eKJ/HBMVmsE 1NJAQ7zghrSK/iTI9GqYVuaMZxDaf904E0b86sm2QxD8aZQaScShVxFTgXFmFicoMpsZ tb4x+An3YoXYaAbXvl/YlSTsSJ+kY4EMz4SDs0XhIOXPaM4Rllnvh7s8jZWXqcE7cSmO hdYCqOlwZr/m1Zm/Pi6VqQqzZrCW/3U8lu2Bq4u1r1+x0+E4wCsZPwWLZiKtNm5bm7uv Vr0jszLIh9HFkHnISK70wK7fWVSxRs6/yAR9NkY2XQKKgkouO84xLVug9SlYoKMPAzxy 559A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1736409083; x=1737013883; h=to:from:subject:references:mime-version:message-id:in-reply-to:date :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=jQcA17ms8HvYcRiFBtp5KUfpun8NEvpfsnHmAmkz/ss=; b=UnQYQ0S8Rh44Uym0wesF6BLneAifX/3mVXQFruP+qSYZyKQzuQYggM/BDwd/Ad9pI3 lY9by9aHoPVdzkz4DO178htJbu8kLS63B0SUcA8zxvlbz9o/IoMThh/vN3ry5dkypXsi JRdWTe7sn8DaLMVwCr0ZPl43IFmKc+V83JKZivIzCEglKPnAiGOa/xStwjkp2ToEnfO7 illUlzlClkWqOttV39fgtzuJkIBfkg4fgIhmfFC73/jysOyFpoaMAWEV+WA/R9UFLpgc INWM+gyRlxJ39khyj5d1qsLntQLgcA9HYSAunx39bOf7OFu3UBGkWszEUz2I61knRvk0 g56A== X-Forwarded-Encrypted: i=1; AJvYcCWcnjlgRs5tM8AzNKImznTgZiV2XtvG40ZaIwtuwJ72f0lCct+3/Ms8YsYfpPBA4uYW1DDCcY4oWN4NpiE=@vger.kernel.org X-Gm-Message-State: AOJu0YyKx3/5peYi3+NOX5Ga6yVQjMP/iCuuWoahrNOdjwPm68JWl236 I2ZJYZuTd2TAFrfT0Y6bCCP8c/QAYCly3eDKW97852OhJG4v1bihx3+jfVlqv9gHG8YezQyzy5+ MCcrGEA== X-Google-Smtp-Source: AGHT+IGCahQWdbnl3OdawlTflOkDj2h+wIGV3RscZKPtsVYugDlRvjXk0T62AGYdj+3n+mW4iQktRlBwZVYW X-Received: from irogers.svl.corp.google.com ([2620:15c:2c5:11:f801:f788:c7e5:c181]) (user=irogers job=sendgmr) by 2002:a0d:d102:0:b0:6f4:beb3:1d8b with SMTP id 00721157ae682-6f5312b5762mr148577b3.3.1736409083360; Wed, 08 Jan 2025 23:51:23 -0800 (PST) Date: Wed, 8 Jan 2025 23:51:00 -0800 In-Reply-To: <20250109075108.7651-1-irogers@google.com> Message-Id: <20250109075108.7651-4-irogers@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20250109075108.7651-1-irogers@google.com> X-Mailer: git-send-email 2.47.1.613.gc27f4b7a9f-goog Subject: [PATCH v1 03/11] perf evsel: tp_format accessing improvements From: Ian Rogers To: Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , Kan Liang , Yicong Yang , James Clark , Howard Chu , "Dr. David Alan Gilbert" , Levi Yun , Ze Gao , Weilin Wang , Xu Yang , linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Ensure evsel__clone copies the tp_sys and tp_name variables. In evsel__tp_format, if tp_sys isn't set, use the config value to find the tp_format. This succeeds in python code where pyrf__tracepoint has already found the format. Signed-off-by: Ian Rogers --- tools/perf/util/evsel.c | 16 +++++++++++++++- 1 file changed, 15 insertions(+), 1 deletion(-) diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c index 697428efa644..5324a8916da1 100644 --- a/tools/perf/util/evsel.c +++ b/tools/perf/util/evsel.c @@ -511,6 +511,16 @@ struct evsel *evsel__clone(struct evsel *dest, struct evsel *orig) } evsel->cgrp = cgroup__get(orig->cgrp); #ifdef HAVE_LIBTRACEEVENT + if (orig->tp_sys) { + evsel->tp_sys = strdup(orig->tp_sys); + if (evsel->tp_sys == NULL) + goto out_err; + } + if (orig->tp_name) { + evsel->tp_name = strdup(orig->tp_name); + if (evsel->tp_name == NULL) + goto out_err; + } evsel->tp_format = orig->tp_format; #endif evsel->handler = orig->handler; @@ -634,7 +644,11 @@ struct tep_event *evsel__tp_format(struct evsel *evsel) if (evsel->core.attr.type != PERF_TYPE_TRACEPOINT) return NULL; - tp_format = trace_event__tp_format(evsel->tp_sys, evsel->tp_name); + if (!evsel->tp_sys) + tp_format = trace_event__tp_format_id(evsel->core.attr.config); + else + tp_format = trace_event__tp_format(evsel->tp_sys, evsel->tp_name); + if (IS_ERR(tp_format)) { int err = -PTR_ERR(evsel->tp_format); -- 2.47.1.613.gc27f4b7a9f-goog