From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932155AbcBEOPc (ORCPT ); Fri, 5 Feb 2016 09:15:32 -0500 Received: from szxga03-in.huawei.com ([119.145.14.66]:11367 "EHLO szxga03-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754216AbcBEOE7 (ORCPT ); Fri, 5 Feb 2016 09:04:59 -0500 From: Wang Nan To: Alexei Starovoitov , Arnaldo Carvalho de Melo , Arnaldo Carvalho de Melo , Brendan Gregg CC: Adrian Hunter , Cody P Schafer , "David S. Miller" , He Kuang , =?UTF-8?q?J=C3=A9r=C3=A9mie=20Galarneau?= , Jiri Olsa , Kirill Smelkov , Li Zefan , Masami Hiramatsu , Namhyung Kim , Peter Zijlstra , , Wang Nan , Subject: [PATCH 13/54] perf tools: Enable config and setting names for legacy cache events Date: Fri, 5 Feb 2016 14:01:38 +0000 Message-ID: <1454680939-24963-14-git-send-email-wangnan0@huawei.com> X-Mailer: git-send-email 1.8.3.4 In-Reply-To: <1454680939-24963-1-git-send-email-wangnan0@huawei.com> References: <1454680939-24963-1-git-send-email-wangnan0@huawei.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.107.193.248] X-CFilter-Loop: Reflected X-Mirapoint-Virus-RAPID-Raw: score=unknown(0), refid=str=0001.0A020203.56B4AB9C.00A5,ss=1,re=0.000,recu=0.000,reip=0.000,cl=1,cld=1,fgs=0, ip=0.0.0.0, so=2013-05-26 15:14:31, dmn=2013-03-21 17:37:32 X-Mirapoint-Loop-Id: b7d348ce1b24ea94e865c2fd6a187698 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch allows setting config terms for legacy cache events. For example: # perf stat -e L1-icache-misses/name=valA/ -e branches/name=valB/ ls ... Performance counter stats for 'ls': 11299 valA 451605 valB 0.000779091 seconds time elapsed # perf record -e cache-misses/name=inh/ -e cache-misses/name=noinh,no-inherit/ bash # ls # exit [ perf record: Woken up 1 times to write data ] [ perf record: Captured and wrote 0.023 MB perf.data (131 samples) ] # perf report --stdio | grep -B 1 'Event count' # Samples: 105 of event 'inh' # Event count (approx.): 109118 -- # Samples: 26 of event 'noinh' # Event count (approx.): 48302 Signed-off-by: Wang Nan Cc: He Kuang Cc: Alexei Starovoitov Cc: Arnaldo Carvalho de Melo Cc: Jiri Olsa Cc: Masami Hiramatsu Cc: Namhyung Kim Cc: Zefan Li Cc: pi3orama@163.com --- tools/perf/util/parse-events.c | 19 ++++++++++++++++--- tools/perf/util/parse-events.h | 4 +++- tools/perf/util/parse-events.y | 18 ++++++++++++------ 3 files changed, 31 insertions(+), 10 deletions(-) diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c index e341b52..817a0cc 100644 --- a/tools/perf/util/parse-events.c +++ b/tools/perf/util/parse-events.c @@ -371,10 +371,13 @@ static int parse_aliases(char *str, const char *names[][PERF_EVSEL__MAX_ALIASES] } int parse_events_add_cache(struct list_head *list, int *idx, - char *type, char *op_result1, char *op_result2) + char *type, char *op_result1, char *op_result2, + struct parse_events_error *error, + struct list_head *head_config) { struct perf_event_attr attr; - char name[MAX_NAME_LEN]; + LIST_HEAD(config_terms); + char name[MAX_NAME_LEN], *config_name; int cache_type = -1, cache_op = -1, cache_result = -1; char *op_result[2] = { op_result1, op_result2 }; int i, n; @@ -388,6 +391,7 @@ int parse_events_add_cache(struct list_head *list, int *idx, if (cache_type == -1) return -EINVAL; + config_name = get_config_name(head_config); n = snprintf(name, MAX_NAME_LEN, "%s", type); for (i = 0; (i < 2) && (op_result[i]); i++) { @@ -428,7 +432,16 @@ int parse_events_add_cache(struct list_head *list, int *idx, memset(&attr, 0, sizeof(attr)); attr.config = cache_type | (cache_op << 8) | (cache_result << 16); attr.type = PERF_TYPE_HW_CACHE; - return add_event(list, idx, &attr, name, NULL); + + if (head_config) { + if (config_attr(&attr, head_config, error, + config_term_common)) + return -EINVAL; + + if (get_config_terms(head_config, &config_terms)) + return -ENOMEM; + } + return add_event(list, idx, &attr, config_name ? : name, &config_terms); } static void tracepoint_error(struct parse_events_error *e, int err, diff --git a/tools/perf/util/parse-events.h b/tools/perf/util/parse-events.h index fc61a63..a490424 100644 --- a/tools/perf/util/parse-events.h +++ b/tools/perf/util/parse-events.h @@ -140,7 +140,9 @@ int parse_events_add_numeric(struct parse_events_evlist *data, u32 type, u64 config, struct list_head *head_config); int parse_events_add_cache(struct list_head *list, int *idx, - char *type, char *op_result1, char *op_result2); + char *type, char *op_result1, char *op_result2, + struct parse_events_error *error, + struct list_head *head_config); int parse_events_add_breakpoint(struct list_head *list, int *idx, void *ptr, char *type, u64 len); int parse_events_add_pmu(struct parse_events_evlist *data, diff --git a/tools/perf/util/parse-events.y b/tools/perf/util/parse-events.y index 77de5bb..2541b32 100644 --- a/tools/perf/util/parse-events.y +++ b/tools/perf/util/parse-events.y @@ -303,33 +303,39 @@ value_sym sep_slash_dc } event_legacy_cache: -PE_NAME_CACHE_TYPE '-' PE_NAME_CACHE_OP_RESULT '-' PE_NAME_CACHE_OP_RESULT +PE_NAME_CACHE_TYPE '-' PE_NAME_CACHE_OP_RESULT '-' PE_NAME_CACHE_OP_RESULT opt_event_config { struct parse_events_evlist *data = _data; + struct parse_events_error *error = data->error; struct list_head *list; ALLOC_LIST(list); - ABORT_ON(parse_events_add_cache(list, &data->idx, $1, $3, $5)); + ABORT_ON(parse_events_add_cache(list, &data->idx, $1, $3, $5, error, $6)); + parse_events__free_terms($6); $$ = list; } | -PE_NAME_CACHE_TYPE '-' PE_NAME_CACHE_OP_RESULT +PE_NAME_CACHE_TYPE '-' PE_NAME_CACHE_OP_RESULT opt_event_config { struct parse_events_evlist *data = _data; + struct parse_events_error *error = data->error; struct list_head *list; ALLOC_LIST(list); - ABORT_ON(parse_events_add_cache(list, &data->idx, $1, $3, NULL)); + ABORT_ON(parse_events_add_cache(list, &data->idx, $1, $3, NULL, error, $4)); + parse_events__free_terms($4); $$ = list; } | -PE_NAME_CACHE_TYPE +PE_NAME_CACHE_TYPE opt_event_config { struct parse_events_evlist *data = _data; + struct parse_events_error *error = data->error; struct list_head *list; ALLOC_LIST(list); - ABORT_ON(parse_events_add_cache(list, &data->idx, $1, NULL, NULL)); + ABORT_ON(parse_events_add_cache(list, &data->idx, $1, NULL, NULL, error, $2)); + parse_events__free_terms($2); $$ = list; } -- 1.8.3.4