From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754306Ab3AZUEj (ORCPT ); Sat, 26 Jan 2013 15:04:39 -0500 Received: from mx1.redhat.com ([209.132.183.28]:59658 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753092Ab3AZUEf (ORCPT ); Sat, 26 Jan 2013 15:04:35 -0500 From: Jiri Olsa To: linux-kernel@vger.kernel.org Cc: Jiri Olsa , Corey Ashford , Frederic Weisbecker , Ingo Molnar , Namhyung Kim , Paul Mackerras , Peter Zijlstra , Arnaldo Carvalho de Melo , Andi Kleen , Stephane Eranian Subject: [PATCH 2/8] perf tools: Change perf_pmu__new_alias function interface Date: Sat, 26 Jan 2013 21:04:04 +0100 Message-Id: <1359230650-10415-3-git-send-email-jolsa@redhat.com> In-Reply-To: <1359230650-10415-1-git-send-email-jolsa@redhat.com> References: <1359230650-10415-1-git-send-email-jolsa@redhat.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Changing perf_pmu__new_alias interface not to work directly with FILE object, so it can be reused by other code paths coming in shortly. Signed-off-by: Jiri Olsa Cc: Corey Ashford Cc: Frederic Weisbecker Cc: Ingo Molnar Cc: Namhyung Kim Cc: Paul Mackerras Cc: Peter Zijlstra Cc: Arnaldo Carvalho de Melo Cc: Andi Kleen Cc: Stephane Eranian --- tools/perf/util/pmu.c | 23 +++++++++++++---------- 1 file changed, 13 insertions(+), 10 deletions(-) diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c index 4c6f9c4..f7852e9 100644 --- a/tools/perf/util/pmu.c +++ b/tools/perf/util/pmu.c @@ -95,23 +95,17 @@ static int pmu_format(char *name, struct list_head *format) return 0; } -static int perf_pmu__new_alias(struct list_head *list, char *name, FILE *file) +static int perf_pmu__new_alias(struct list_head *list, char *name, char *data) { struct perf_pmu_alias *alias; - char buf[256]; int ret; - ret = fread(buf, 1, sizeof(buf), file); - if (ret == 0) - return -EINVAL; - buf[ret] = 0; - alias = malloc(sizeof(*alias)); if (!alias) return -ENOMEM; INIT_LIST_HEAD(&alias->terms); - ret = parse_events_terms(&alias->terms, buf); + ret = parse_events_terms(&alias->terms, data); if (ret) { free(alias); return ret; @@ -137,7 +131,7 @@ static int pmu_aliases_parse(char *dir, struct list_head *head) return -EINVAL; while (!ret && (evt_ent = readdir(event_dir))) { - char path[PATH_MAX]; + char path[PATH_MAX], buf[256]; char *name = evt_ent->d_name; FILE *file; @@ -150,7 +144,16 @@ static int pmu_aliases_parse(char *dir, struct list_head *head) file = fopen(path, "r"); if (!file) break; - ret = perf_pmu__new_alias(head, name, file); + + ret = fread(buf, 1, sizeof(buf), file); + if (ret == 0) { + ret = -EINVAL; + break; + } + + buf[ret] = 0; + + ret = perf_pmu__new_alias(head, name, buf); fclose(file); } -- 1.7.11.7