linux-perf-users.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Ian Rogers <irogers@google.com>
To: Andi Kleen <ak@linux.intel.com>, Jiri Olsa <jolsa@redhat.com>,
	Jin Yao <yao.jin@linux.intel.com>,
	Namhyung Kim <namhyung@kernel.org>,
	John Garry <john.garry@huawei.com>,
	Kajol Jain <kjain@linux.ibm.com>,
	"Paul A . Clarke" <pc@us.ibm.com>,
	Arnaldo Carvalho de Melo <acme@kernel.org>,
	Riccardo Mancini <rickyman7@gmail.com>,
	Kan Liang <kan.liang@linux.intel.com>,
	Peter Zijlstra <peterz@infradead.org>,
	Ingo Molnar <mingo@redhat.com>,
	Mark Rutland <mark.rutland@arm.com>,
	Alexander Shishkin <alexander.shishkin@linux.intel.com>,
	Kees Cook <keescook@chromium.org>,
	Sami Tolvanen <samitolvanen@google.com>,
	Nick Desaulniers <ndesaulniers@google.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Jacob Keller <jacob.e.keller@intel.com>,
	Zhen Lei <thunder.leizhen@huawei.com>,
	ToastC <mrtoastcheng@gmail.com>,
	Joakim Zhang <qiangqing.zhang@nxp.com>,
	Felix Fietkau <nbd@nbd.name>,
	Jiapeng Chong <jiapeng.chong@linux.alibaba.com>,
	Song Liu <songliubraving@fb.com>, Fabian Hemmer <copy@copy.sh>,
	Alexander Antonov <alexander.antonov@linux.intel.com>,
	Nicholas Fraser <nfraser@codeweavers.com>,
	Adrian Hunter <adrian.hunter@intel.com>,
	Denys Zagorui <dzagorui@cisco.com>,
	Wan Jiabing <wanjiabing@vivo.com>,
	Thomas Richter <tmricht@linux.ibm.com>,
	Sumanth Korikkar <sumanthk@linux.ibm.com>,
	Heiko Carstens <hca@linux.ibm.com>,
	Changbin Du <changbin.du@intel.com>,
	linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org
Cc: Stephane Eranian <eranian@google.com>, Ian Rogers <irogers@google.com>
Subject: [PATCH 03/21] perf pmu: Make pmu_sys_event_tables const.
Date: Thu,  7 Oct 2021 09:56:29 -0700	[thread overview]
Message-ID: <20211007165647.3514803-4-irogers@google.com> (raw)
In-Reply-To: <20211007165647.3514803-1-irogers@google.com>

Make lookup nature of data structures clearer through their type.

Signed-off-by: Ian Rogers <irogers@google.com>
---
 tools/perf/pmu-events/jevents.c    | 2 +-
 tools/perf/pmu-events/pmu-events.h | 2 +-
 tools/perf/tests/pmu-events.c      | 2 +-
 tools/perf/util/pmu.c              | 2 +-
 4 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/tools/perf/pmu-events/jevents.c b/tools/perf/pmu-events/jevents.c
index 5624a37d6f93..a31de0f77097 100644
--- a/tools/perf/pmu-events/jevents.c
+++ b/tools/perf/pmu-events/jevents.c
@@ -832,7 +832,7 @@ static void print_mapping_test_table(FILE *outfp)
 
 static void print_system_event_mapping_table_prefix(FILE *outfp)
 {
-	fprintf(outfp, "\nstruct pmu_sys_events pmu_sys_event_tables[] = {");
+	fprintf(outfp, "\nconst struct pmu_sys_events pmu_sys_event_tables[] = {");
 }
 
 static void print_system_event_mapping_table_suffix(FILE *outfp)
diff --git a/tools/perf/pmu-events/pmu-events.h b/tools/perf/pmu-events/pmu-events.h
index 42c6db6bedec..f6c9c9fc4ab2 100644
--- a/tools/perf/pmu-events/pmu-events.h
+++ b/tools/perf/pmu-events/pmu-events.h
@@ -54,6 +54,6 @@ struct pmu_sys_events {
  * table of PMU events.
  */
 extern const struct pmu_events_map pmu_events_map[];
-extern struct pmu_sys_events pmu_sys_event_tables[];
+extern const struct pmu_sys_events pmu_sys_event_tables[];
 
 #endif
diff --git a/tools/perf/tests/pmu-events.c b/tools/perf/tests/pmu-events.c
index 8a1fdcd072f5..c0f8b61871c8 100644
--- a/tools/perf/tests/pmu-events.c
+++ b/tools/perf/tests/pmu-events.c
@@ -258,7 +258,7 @@ static const struct pmu_events_map *__test_pmu_get_events_map(void)
 
 static struct pmu_event *__test_pmu_get_sys_events_table(void)
 {
-	struct pmu_sys_events *tables = &pmu_sys_event_tables[0];
+	const struct pmu_sys_events *tables = &pmu_sys_event_tables[0];
 
 	for ( ; tables->name; tables++) {
 		if (!strcmp("pme_test_soc_sys", tables->name))
diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c
index 4bcdc595ce5e..c04a89cc7cef 100644
--- a/tools/perf/util/pmu.c
+++ b/tools/perf/util/pmu.c
@@ -873,7 +873,7 @@ void pmu_for_each_sys_event(pmu_sys_event_iter_fn fn, void *data)
 	int i = 0;
 
 	while (1) {
-		struct pmu_sys_events *event_table;
+		const struct pmu_sys_events *event_table;
 		int j = 0;
 
 		event_table = &pmu_sys_event_tables[i++];
-- 
2.33.0.882.g93a45727a2-goog


  parent reply	other threads:[~2021-10-07 16:57 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-10-07 16:56 [PATCH 00/21] perf metric: Fixes and allow modifiers Ian Rogers
2021-10-07 16:56 ` [PATCH 01/21] tools lib: Add list_sort Ian Rogers
2021-10-07 23:54   ` Andi Kleen
2021-10-08 20:21   ` Arnaldo Carvalho de Melo
2021-10-07 16:56 ` [PATCH 02/21] perf pmu: Add const to pmu_events_map Ian Rogers
2021-10-08 11:01   ` John Garry
2021-10-08 15:22     ` Andrew Kilroy
2021-10-07 16:56 ` Ian Rogers [this message]
2021-10-08 11:01   ` [PATCH 03/21] perf pmu: Make pmu_sys_event_tables const John Garry
2021-10-07 16:56 ` [PATCH 04/21] perf pmu: Make pmu_event tables const Ian Rogers
2021-10-08 11:07   ` John Garry
2021-10-07 16:56 ` [PATCH 05/21] perf metric: Move runtime value to the expr context Ian Rogers
2021-10-07 16:56 ` [PATCH 06/21] perf metric: Add documentation and rename a variable Ian Rogers
2021-10-07 16:56 ` [PATCH 07/21] perf metric: Add metric new and free Ian Rogers
2021-10-07 16:56 ` [PATCH 08/21] perf metric: Only add a referenced metric once Ian Rogers
2021-10-07 16:56 ` [PATCH 09/21] perf metric: Modify resolution and recursion check Ian Rogers
2021-10-07 16:56 ` [PATCH 10/21] perf metric: Comment data structures Ian Rogers
2021-10-07 16:56 ` [PATCH 11/21] perf metric: Document the internal 'struct metric' Ian Rogers
2021-10-07 16:56 ` [PATCH 12/21] perf metric: Simplify metric_refs calculation Ian Rogers
2021-10-07 16:56 ` [PATCH 13/21] perf parse-events: Add const to evsel name Ian Rogers
2021-10-07 16:56 ` [PATCH 14/21] perf parse-events: Add new "metric-id" term Ian Rogers
2021-10-07 16:56 ` [PATCH 15/21] perf parse-events: Allow config on kernel PMU events Ian Rogers
2021-10-07 16:56 ` [PATCH 16/21] perf metric: Encode and use metric-id as qualifier Ian Rogers
2021-10-07 16:56 ` [PATCH 17/21] perf expr: Add subset utility Ian Rogers
2021-10-07 16:56 ` [PATCH 18/21] perf metrics: Modify setup and deduplication Ian Rogers
2021-10-07 16:56 ` [PATCH 19/21] perf metric: Switch fprintf to pr_err Ian Rogers
2021-10-07 16:56 ` [PATCH 20/21] perf parse-events: Identify broken modifiers Ian Rogers
2021-10-07 16:56 ` [PATCH 21/21] perf metric: Allow modifiers on metrics Ian Rogers
2021-10-07 23:59 ` [PATCH 00/21] perf metric: Fixes and allow modifiers Andi Kleen

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20211007165647.3514803-4-irogers@google.com \
    --to=irogers@google.com \
    --cc=acme@kernel.org \
    --cc=adrian.hunter@intel.com \
    --cc=ak@linux.intel.com \
    --cc=akpm@linux-foundation.org \
    --cc=alexander.antonov@linux.intel.com \
    --cc=alexander.shishkin@linux.intel.com \
    --cc=changbin.du@intel.com \
    --cc=copy@copy.sh \
    --cc=dzagorui@cisco.com \
    --cc=eranian@google.com \
    --cc=hca@linux.ibm.com \
    --cc=jacob.e.keller@intel.com \
    --cc=jiapeng.chong@linux.alibaba.com \
    --cc=john.garry@huawei.com \
    --cc=jolsa@redhat.com \
    --cc=kan.liang@linux.intel.com \
    --cc=keescook@chromium.org \
    --cc=kjain@linux.ibm.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-perf-users@vger.kernel.org \
    --cc=mark.rutland@arm.com \
    --cc=mingo@redhat.com \
    --cc=mrtoastcheng@gmail.com \
    --cc=namhyung@kernel.org \
    --cc=nbd@nbd.name \
    --cc=ndesaulniers@google.com \
    --cc=nfraser@codeweavers.com \
    --cc=pc@us.ibm.com \
    --cc=peterz@infradead.org \
    --cc=qiangqing.zhang@nxp.com \
    --cc=rickyman7@gmail.com \
    --cc=samitolvanen@google.com \
    --cc=songliubraving@fb.com \
    --cc=sumanthk@linux.ibm.com \
    --cc=thunder.leizhen@huawei.com \
    --cc=tmricht@linux.ibm.com \
    --cc=wanjiabing@vivo.com \
    --cc=yao.jin@linux.intel.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).