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 X-Spam-Level: X-Spam-Status: No, score=-17.4 required=3.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT, USER_IN_DEF_DKIM_WL autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7376EC43331 for ; Thu, 7 Nov 2019 22:15:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3AAB521882 for ; Thu, 7 Nov 2019 22:15:42 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="L1HDYXFy" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728320AbfKGWPl (ORCPT ); Thu, 7 Nov 2019 17:15:41 -0500 Received: from mail-pf1-f202.google.com ([209.85.210.202]:44525 "EHLO mail-pf1-f202.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727578AbfKGWOr (ORCPT ); Thu, 7 Nov 2019 17:14:47 -0500 Received: by mail-pf1-f202.google.com with SMTP id m185so3001463pfb.11 for ; Thu, 07 Nov 2019 14:14:47 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:in-reply-to:message-id:mime-version:references:subject:from:to :cc; bh=m81bmWQIede8mLR77rYb7ggK23+bOyTQ3+K/+A1s3nA=; b=L1HDYXFyI+X5PobsFN/FPH+2bt0tfUFEbEQJ+g3qnfDiFnK3PzVP1zgk1lbsSGOGcp Vd6LdVqmuB2+7CaiPJ9ojCFt/mdYxgF3MYybVrZspbkYFDi/WQI1hj/6/k9Z9p+W/wrt h1EpvleRM0jHKycshNoCeMovjN3ZBt8qCB+aVokQEPYJQV1rPMd6Sd+OU39IpDXcoLpx GXEFjH5YuckMoe0R7qjnNU0hmmF2KPgajri34SVaS1RyRp+2qvESzOOjFpR2oOlFaeqm mw01ZvDuxMuLz6H9UyEESWEBk2bNtMAz0fQNlBTUzWs0CM84X2vDTypATTGqovTIwvgr fLLQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=m81bmWQIede8mLR77rYb7ggK23+bOyTQ3+K/+A1s3nA=; b=bMQQyws3T4tnbKaC2I0WeiqCYdhZTXABnOmoI4uRjJfQWxNNawcWR0/+dtAioe3fkS 08y2EozOKKlb/iKTNhw9gdlfa2E4RHlYfjrxsCHXI2ubhC/O8p3cQw3pAZhpgS2g9dRa 0BRlGaDgCbzXjhH+S3UR8YhX1YlQlOW4W/feiZrWcv74TsHgID3rz9tpzPR/9WTkcaCP pf9zI379cwVIJGKS0uepk3H7Y5g5I/6d1rnqmfLsbvrEBxgcrpdEiD9iKjBTy/hLJ5ad Vx3h/zFeLbb10ZJphXjOF60S76+8912aM2DkKxwWKy/Yls4mqFVRKC2iCHtSef4PEs2d KlRw== X-Gm-Message-State: APjAAAVNrhJVX7XFzUtOdPf6ps/h0Rv5/Zym8CKhh82YSX0ic/XnRcMI nINuPsVGCvkPuSFLFyzWM8kM+ly7tsKT X-Google-Smtp-Source: APXvYqwIJiy2yID3VUzf36XPK8qZxgKmrgyFdnOr9x8K1MC5yoQIK7vJGxRgbmzzAr6dY2IDvvn8X4Bt/c5e X-Received: by 2002:a63:495b:: with SMTP id y27mr7487764pgk.438.1573164886774; Thu, 07 Nov 2019 14:14:46 -0800 (PST) Date: Thu, 7 Nov 2019 14:14:20 -0800 In-Reply-To: <20191107221428.168286-1-irogers@google.com> Message-Id: <20191107221428.168286-3-irogers@google.com> Mime-Version: 1.0 References: <20191030223448.12930-1-irogers@google.com> <20191107221428.168286-1-irogers@google.com> X-Mailer: git-send-email 2.24.0.432.g9d3f5f5b63-goog Subject: [PATCH v6 02/10] perf tools: move ALLOC_LIST into a function From: Ian Rogers To: Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , Alexei Starovoitov , Daniel Borkmann , Martin KaFai Lau , Song Liu , Yonghong Song , Andi Kleen , Jin Yao , Adrian Hunter , Kan Liang , John Garry , linux-kernel@vger.kernel.org, netdev@vger.kernel.org, bpf@vger.kernel.org, clang-built-linux@googlegroups.com Cc: Stephane Eranian , Ian Rogers Content-Type: text/plain; charset="UTF-8" Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Having a YYABORT in a macro makes it hard to free memory for components of a rule. Separate the logic out. Signed-off-by: Ian Rogers --- tools/perf/util/parse-events.y | 65 ++++++++++++++++++++++------------ 1 file changed, 43 insertions(+), 22 deletions(-) diff --git a/tools/perf/util/parse-events.y b/tools/perf/util/parse-events.y index 48126ae4cd13..5863acb34780 100644 --- a/tools/perf/util/parse-events.y +++ b/tools/perf/util/parse-events.y @@ -25,12 +25,17 @@ do { \ YYABORT; \ } while (0) -#define ALLOC_LIST(list) \ -do { \ - list = malloc(sizeof(*list)); \ - ABORT_ON(!list); \ - INIT_LIST_HEAD(list); \ -} while (0) +static struct list_head* alloc_list() +{ + struct list_head *list; + + list = malloc(sizeof(*list)); + if (!list) + return NULL; + + INIT_LIST_HEAD(list); + return list; +} static void inc_group_count(struct list_head *list, struct parse_events_state *parse_state) @@ -238,7 +243,8 @@ PE_NAME opt_pmu_config if (error) error->idx = @1.first_column; - ALLOC_LIST(list); + list = alloc_list(); + ABORT_ON(!list); if (parse_events_add_pmu(_parse_state, list, $1, $2, false, false)) { struct perf_pmu *pmu = NULL; int ok = 0; @@ -306,7 +312,8 @@ value_sym '/' event_config '/' int type = $1 >> 16; int config = $1 & 255; - ALLOC_LIST(list); + list = alloc_list(); + ABORT_ON(!list); ABORT_ON(parse_events_add_numeric(_parse_state, list, type, config, $3)); parse_events_terms__delete($3); $$ = list; @@ -318,7 +325,8 @@ value_sym sep_slash_slash_dc int type = $1 >> 16; int config = $1 & 255; - ALLOC_LIST(list); + list = alloc_list(); + ABORT_ON(!list); ABORT_ON(parse_events_add_numeric(_parse_state, list, type, config, NULL)); $$ = list; } @@ -327,7 +335,8 @@ PE_VALUE_SYM_TOOL sep_slash_slash_dc { struct list_head *list; - ALLOC_LIST(list); + list = alloc_list(); + ABORT_ON(!list); ABORT_ON(parse_events_add_tool(_parse_state, list, $1)); $$ = list; } @@ -339,7 +348,8 @@ PE_NAME_CACHE_TYPE '-' PE_NAME_CACHE_OP_RESULT '-' PE_NAME_CACHE_OP_RESULT opt_e struct parse_events_error *error = parse_state->error; struct list_head *list; - ALLOC_LIST(list); + list = alloc_list(); + ABORT_ON(!list); ABORT_ON(parse_events_add_cache(list, &parse_state->idx, $1, $3, $5, error, $6)); parse_events_terms__delete($6); $$ = list; @@ -351,7 +361,8 @@ PE_NAME_CACHE_TYPE '-' PE_NAME_CACHE_OP_RESULT opt_event_config struct parse_events_error *error = parse_state->error; struct list_head *list; - ALLOC_LIST(list); + list = alloc_list(); + ABORT_ON(!list); ABORT_ON(parse_events_add_cache(list, &parse_state->idx, $1, $3, NULL, error, $4)); parse_events_terms__delete($4); $$ = list; @@ -363,7 +374,8 @@ PE_NAME_CACHE_TYPE opt_event_config struct parse_events_error *error = parse_state->error; struct list_head *list; - ALLOC_LIST(list); + list = alloc_list(); + ABORT_ON(!list); ABORT_ON(parse_events_add_cache(list, &parse_state->idx, $1, NULL, NULL, error, $2)); parse_events_terms__delete($2); $$ = list; @@ -375,7 +387,8 @@ PE_PREFIX_MEM PE_VALUE '/' PE_VALUE ':' PE_MODIFIER_BP sep_dc struct parse_events_state *parse_state = _parse_state; struct list_head *list; - ALLOC_LIST(list); + list = alloc_list(); + ABORT_ON(!list); ABORT_ON(parse_events_add_breakpoint(list, &parse_state->idx, (void *) $2, $6, $4)); $$ = list; @@ -386,7 +399,8 @@ PE_PREFIX_MEM PE_VALUE '/' PE_VALUE sep_dc struct parse_events_state *parse_state = _parse_state; struct list_head *list; - ALLOC_LIST(list); + list = alloc_list(); + ABORT_ON(!list); ABORT_ON(parse_events_add_breakpoint(list, &parse_state->idx, (void *) $2, NULL, $4)); $$ = list; @@ -397,7 +411,8 @@ PE_PREFIX_MEM PE_VALUE ':' PE_MODIFIER_BP sep_dc struct parse_events_state *parse_state = _parse_state; struct list_head *list; - ALLOC_LIST(list); + list = alloc_list(); + ABORT_ON(!list); ABORT_ON(parse_events_add_breakpoint(list, &parse_state->idx, (void *) $2, $4, 0)); $$ = list; @@ -408,7 +423,8 @@ PE_PREFIX_MEM PE_VALUE sep_dc struct parse_events_state *parse_state = _parse_state; struct list_head *list; - ALLOC_LIST(list); + list = alloc_list(); + ABORT_ON(!list); ABORT_ON(parse_events_add_breakpoint(list, &parse_state->idx, (void *) $2, NULL, 0)); $$ = list; @@ -421,7 +437,8 @@ tracepoint_name opt_event_config struct parse_events_error *error = parse_state->error; struct list_head *list; - ALLOC_LIST(list); + list = alloc_list(); + ABORT_ON(!list); if (error) error->idx = @1.first_column; @@ -457,7 +474,8 @@ PE_VALUE ':' PE_VALUE opt_event_config { struct list_head *list; - ALLOC_LIST(list); + list = alloc_list(); + ABORT_ON(!list); ABORT_ON(parse_events_add_numeric(_parse_state, list, (u32)$1, $3, $4)); parse_events_terms__delete($4); $$ = list; @@ -468,7 +486,8 @@ PE_RAW opt_event_config { struct list_head *list; - ALLOC_LIST(list); + list = alloc_list(); + ABORT_ON(!list); ABORT_ON(parse_events_add_numeric(_parse_state, list, PERF_TYPE_RAW, $1, $2)); parse_events_terms__delete($2); $$ = list; @@ -480,7 +499,8 @@ PE_BPF_OBJECT opt_event_config struct parse_events_state *parse_state = _parse_state; struct list_head *list; - ALLOC_LIST(list); + list = alloc_list(); + ABORT_ON(!list); ABORT_ON(parse_events_load_bpf(parse_state, list, $1, false, $2)); parse_events_terms__delete($2); $$ = list; @@ -490,7 +510,8 @@ PE_BPF_SOURCE opt_event_config { struct list_head *list; - ALLOC_LIST(list); + list = alloc_list(); + ABORT_ON(!list); ABORT_ON(parse_events_load_bpf(_parse_state, list, $1, true, $2)); parse_events_terms__delete($2); $$ = list; -- 2.24.0.432.g9d3f5f5b63-goog