From nobody Mon Nov 25 08:18:45 2024 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 1434520CCC9 for ; Tue, 29 Oct 2024 22:44:56 +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=1730241898; cv=none; b=YTDsd6ZgV80SDK+cigkP/0daocYQJ3P40AEk8toHeLogFV1OPJdecVpAuOSbUY4AOFw3hl/B0iGzlAdwGoqLRKSR1NKOcRsFyAaQ8q2O9XkonoD1s+3v52uk8hZVHu811JLknZ0qbrh7Z0kqcAgbgvzpGt8VVFXPcIeb8UiFo2I= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730241898; c=relaxed/simple; bh=7MX0JfCi6kfdsDcBX+OpEjk+nsi28Hr9lMOG3fkqXVQ=; h=Date:In-Reply-To:Message-Id:Mime-Version:References:Subject:From: To:Content-Type; b=Tly5LC7q7v814VQNtP/8fCDboGgB8UKIxMybmYhvZ2/rurLTKPCqrd2N4YD13Wc1dkf0k+YoyunIbgkcwdVmJwWypSmTutqAR76kjHPeBodS7QN7kVAhjn4UyA66sQ2Pzaoj/kBj/ZW8K1yMzhd1PCr6TF7pQ+E7BdO8TghaOFw= 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=Sfz5yGbm; 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--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="Sfz5yGbm" Received: by mail-yw1-f202.google.com with SMTP id 00721157ae682-6e7e7568ed3so5233257b3.1 for ; Tue, 29 Oct 2024 15:44:56 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1730241895; x=1730846695; 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=eC8ob0xZGEdP+WjhTSNLt8FUry/vYoIKckpm7VVq6as=; b=Sfz5yGbmHY3L/tcLfkQIdX4NKZOJkIPTurccgMpREx1CDl5BCzU9FkrqIFfZUBYEcI U50bwTwYOoPn56e0v4/8XISoz2D3pSf9hTYPW2F3sGXk7kvHvGIqplMYVCTljf+oWnXl qgXwMc2YOz2CfNfXYFS9e2V0+t7V6iYYNFiKUN9mLa81JkZujV2SrB8FiDCIT7PhUcYC aVk2kTjLsK9jESHIJgB6z8hCD3LhEHqdCtxH/Yy7JCWdFAbYDOck/A5K6MYcxiBFnJBu 3GYX65DhCWL88DVQLHzWYqPR8dqubHXKGPjmI53+pJheDZkRz/yCvg5RMS6fTUIvMkOt AFKg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1730241895; x=1730846695; 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=eC8ob0xZGEdP+WjhTSNLt8FUry/vYoIKckpm7VVq6as=; b=ggP96CXJ9xz/5kRqZBIP3rFJzXYDMqDCTmHHOsmKWlToVar8RtPJwbf6MspLkVYTwf fnhufBj+m1euDJ1mj4rhbUJ04Hqmdfp2O52u/e9ffF+68g+9FQAK1eftQ1+8GiEaLdGl Rdmn5d6Wco65F7vDf23+qbEh07Xm71KqlF28yE0OrIXkRUycArrxZvKTIAD52WKCX/qv CReM/6Ovkmg/SY2FSXnHID/CjbhBo/p8IufNbuniXzjB7yDijsV3IcK52CWx9kVQaAw2 vaRCmprZLho/TY9TmP8QNGKfmlR4qRUvU6Z2ej/6fDp7K+ZOHKcKCKwolNZlVflyxx+H KHkQ== X-Forwarded-Encrypted: i=1; AJvYcCUU2H2xAM0wG6fq1my5FGVbDYQWwXn462I/iR95aWaQiytq2KPqQLa3FnZSjpOPW1CMyl96kSECCF7NJrk=@vger.kernel.org X-Gm-Message-State: AOJu0YwW+NzFseUUYUCUWm1iPeFW38NU0bVz3J51OL9zqCJK5l32gwFa 3Ibv8PTqp42WfNN6QDsEHE5n54ChZN8/pj5zAv8HbUqLuQe2QbWy8Shk1QZrU5kHv+QtOn1xYI6 Uu19bkg== X-Google-Smtp-Source: AGHT+IFpsK01+CwlbsFoYmQf+BqpjL/htaA+QQZ0SejRORHhBq9z5qQVYVUTr58AHUH++K8/tQNk2lIakI7f X-Received: from irogers.svl.corp.google.com ([2620:15c:2c5:11:8991:d3fd:38a7:c282]) (user=irogers job=sendgmr) by 2002:a25:c50e:0:b0:e30:d5cf:775a with SMTP id 3f1490d57ef6-e30d5cf7861mr1003276.6.1730241895245; Tue, 29 Oct 2024 15:44:55 -0700 (PDT) Date: Tue, 29 Oct 2024 15:44:20 -0700 In-Reply-To: <20241029224431.167623-1-irogers@google.com> Message-Id: <20241029224431.167623-9-irogers@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20241029224431.167623-1-irogers@google.com> X-Mailer: git-send-email 2.47.0.163.g1226f6d8fa-goog Subject: [PATCH v4 08/19] perf script: Move script_spec code to trace-event-scripting.c 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 , James Clark , Howard Chu , Athira Jajeev , Michael Petlan , Veronika Molnarova , Dapeng Mi , Thomas Richter , Ilya Leoshkevich , Colin Ian King , Weilin Wang , Andi Kleen , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" The script_spec code is referenced in util/trace-event-scripting but the list was in builtin-script, accessed via a function that required a stub function in python.c. Move all the logic to trace-event-scripting, with lookup and foreach functions exposed for builtin-script's benefit. Signed-off-by: Ian Rogers --- tools/perf/builtin-script.c | 67 +--------------------- tools/perf/util/python.c | 5 -- tools/perf/util/trace-event-scripting.c | 75 +++++++++++++++++++++++++ tools/perf/util/trace-event.h | 3 +- 4 files changed, 80 insertions(+), 70 deletions(-) diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c index 8a510d6412cc..93caaad62be5 100644 --- a/tools/perf/builtin-script.c +++ b/tools/perf/builtin-script.c @@ -2955,79 +2955,18 @@ static int __cmd_script(struct perf_script *script) return ret; } =20 -struct script_spec { - struct list_head node; - struct scripting_ops *ops; - char spec[]; -}; - -static LIST_HEAD(script_specs); - -static struct script_spec *script_spec__new(const char *spec, - struct scripting_ops *ops) +static int list_available_languages_cb(struct scripting_ops *ops, const ch= ar *spec) { - struct script_spec *s =3D malloc(sizeof(*s) + strlen(spec) + 1); - - if (s !=3D NULL) { - strcpy(s->spec, spec); - s->ops =3D ops; - } - - return s; -} - -static void script_spec__add(struct script_spec *s) -{ - list_add_tail(&s->node, &script_specs); -} - -static struct script_spec *script_spec__find(const char *spec) -{ - struct script_spec *s; - - list_for_each_entry(s, &script_specs, node) - if (strcasecmp(s->spec, spec) =3D=3D 0) - return s; - return NULL; -} - -int script_spec_register(const char *spec, struct scripting_ops *ops) -{ - struct script_spec *s; - - s =3D script_spec__find(spec); - if (s) - return -1; - - s =3D script_spec__new(spec, ops); - if (!s) - return -1; - else - script_spec__add(s); - + fprintf(stderr, " %-42s [%s]\n", spec, ops->name); return 0; } =20 -static struct scripting_ops *script_spec__lookup(const char *spec) -{ - struct script_spec *s =3D script_spec__find(spec); - if (!s) - return NULL; - - return s->ops; -} - static void list_available_languages(void) { - struct script_spec *s; - fprintf(stderr, "\n"); fprintf(stderr, "Scripting language extensions (used in " "perf script -s [spec:]script.[spec]):\n\n"); - - list_for_each_entry(s, &script_specs, node) - fprintf(stderr, " %-42s [%s]\n", s->spec, s->ops->name); - + script_spec__for_each(&list_available_languages_cb); fprintf(stderr, "\n"); } =20 diff --git a/tools/perf/util/python.c b/tools/perf/util/python.c index 0fa8e27769be..3d938fe2de6a 100644 --- a/tools/perf/util/python.c +++ b/tools/perf/util/python.c @@ -1305,11 +1305,6 @@ PyMODINIT_FUNC PyInit_perf(void) /* The following are stubs to avoid dragging in builtin-* objects. */ /* TODO: move the code out of the builtin-* file into util. */ =20 -int script_spec_register(const char *spec __maybe_unused, struct scripting= _ops *ops __maybe_unused) -{ - return -1; -} - arch_syscalls__strerrno_t *arch_syscalls__strerrno_function(const char *ar= ch __maybe_unused) { return NULL; diff --git a/tools/perf/util/trace-event-scripting.c b/tools/perf/util/trac= e-event-scripting.c index 8abb7a7b6888..ad62d8e5a368 100644 --- a/tools/perf/util/trace-event-scripting.c +++ b/tools/perf/util/trace-event-scripting.c @@ -24,6 +24,81 @@ unsigned int scripting_max_stack =3D PERF_MAX_STACK_DEPT= H; =20 struct scripting_context *scripting_context; =20 +struct script_spec { + struct list_head node; + struct scripting_ops *ops; + char spec[]; +}; + +static LIST_HEAD(script_specs); + +static struct script_spec *script_spec__new(const char *spec, + struct scripting_ops *ops) +{ + struct script_spec *s =3D malloc(sizeof(*s) + strlen(spec) + 1); + + if (s !=3D NULL) { + strcpy(s->spec, spec); + s->ops =3D ops; + } + + return s; +} + +static void script_spec__add(struct script_spec *s) +{ + list_add_tail(&s->node, &script_specs); +} + +static struct script_spec *script_spec__find(const char *spec) +{ + struct script_spec *s; + + list_for_each_entry(s, &script_specs, node) + if (strcasecmp(s->spec, spec) =3D=3D 0) + return s; + return NULL; +} + +static int script_spec_register(const char *spec, struct scripting_ops *op= s) +{ + struct script_spec *s; + + s =3D script_spec__find(spec); + if (s) + return -1; + + s =3D script_spec__new(spec, ops); + if (!s) + return -1; + + script_spec__add(s); + return 0; +} + +struct scripting_ops *script_spec__lookup(const char *spec) +{ + struct script_spec *s =3D script_spec__find(spec); + + if (!s) + return NULL; + + return s->ops; +} + +int script_spec__for_each(int (*cb)(struct scripting_ops *ops, const char = *spec)) +{ + struct script_spec *s; + int ret =3D 0; + + list_for_each_entry(s, &script_specs, node) { + ret =3D cb(s->ops, s->spec); + if (ret) + break; + } + return ret; +} + void scripting_context__update(struct scripting_context *c, union perf_event *event, struct perf_sample *sample, diff --git a/tools/perf/util/trace-event.h b/tools/perf/util/trace-event.h index bbf8b26bc8da..81fceaf297ba 100644 --- a/tools/perf/util/trace-event.h +++ b/tools/perf/util/trace-event.h @@ -116,7 +116,8 @@ struct scripting_ops { =20 extern unsigned int scripting_max_stack; =20 -int script_spec_register(const char *spec, struct scripting_ops *ops); +struct scripting_ops *script_spec__lookup(const char *spec); +int script_spec__for_each(int (*cb)(struct scripting_ops *ops, const char = *spec)); =20 void script_fetch_insn(struct perf_sample *sample, struct thread *thread, struct machine *machine); --=20 2.47.0.163.g1226f6d8fa-goog