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authorIan Rogers <[email protected]>2024-08-12 20:46:55 +0000
committerArnaldo Carvalho de Melo <[email protected]>2024-08-12 21:05:14 +0000
commit30f29bae9142f34e978a4861ed07aa512af21416 (patch)
tree8a1c7438d47f2935a87f0ef1caa23dfee53f04b1 /tools/perf/util/header.c
parentperf s390-cpumsf: Remove unused struct (diff)
downloadkernel-30f29bae9142f34e978a4861ed07aa512af21416.tar.gz
kernel-30f29bae9142f34e978a4861ed07aa512af21416.zip
perf tool: Constify tool pointers
The tool pointer (to a struct largely of function pointers) is passed around but is unchanged except at initialization. Change parameter and variable types to be const to lower the possibilities of what could happen with a tool. Reviewed-by: Adrian Hunter <[email protected]> Signed-off-by: Ian Rogers <[email protected]> Tested-by: Adrian Hunter <[email protected]> Tested-by: Leo Yan <[email protected]> Cc: Alexander Shishkin <[email protected]> Cc: Anshuman Khandual <[email protected]> Cc: Athira Rajeev <[email protected]> Cc: Huacai Chen <[email protected]> Cc: Ilkka Koskinen <[email protected]> Cc: Ingo Molnar <[email protected]> Cc: James Clark <[email protected]> Cc: Jiri Olsa <[email protected]> Cc: John Garry <[email protected]> Cc: Jonathan Cameron <[email protected]> Cc: Kan Liang <[email protected]> Cc: Leo Yan <[email protected]> Cc: Mark Rutland <[email protected]> Cc: Mike Leach <[email protected]> Cc: Namhyung Kim <[email protected]> Cc: Nick Desaulniers <[email protected]> Cc: Nick Terrell <[email protected]> Cc: Oliver Upton <[email protected]> Cc: Peter Zijlstra <[email protected]> Cc: Song Liu <[email protected]> Cc: Sun Haiyong <[email protected]> Cc: Suzuki Poulouse <[email protected]> Cc: Will Deacon <[email protected]> Cc: Yanteng Si <[email protected]> Cc: Yicong Yang <[email protected]> Cc: [email protected] Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
Diffstat (limited to 'tools/perf/util/header.c')
-rw-r--r--tools/perf/util/header.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c
index 55e9553861d0..3309fe7f1d12 100644
--- a/tools/perf/util/header.c
+++ b/tools/perf/util/header.c
@@ -4326,7 +4326,7 @@ out_delete_evlist:
int perf_event__process_feature(struct perf_session *session,
union perf_event *event)
{
- struct perf_tool *tool = session->tool;
+ const struct perf_tool *tool = session->tool;
struct feat_fd ff = { .fd = 0 };
struct perf_record_header_feature *fe = (struct perf_record_header_feature *)event;
int type = fe->header.type;
@@ -4405,7 +4405,7 @@ size_t perf_event__fprintf_event_update(union perf_event *event, FILE *fp)
return ret;
}
-int perf_event__process_attr(struct perf_tool *tool __maybe_unused,
+int perf_event__process_attr(const struct perf_tool *tool __maybe_unused,
union perf_event *event,
struct evlist **pevlist)
{
@@ -4444,7 +4444,7 @@ int perf_event__process_attr(struct perf_tool *tool __maybe_unused,
return 0;
}
-int perf_event__process_event_update(struct perf_tool *tool __maybe_unused,
+int perf_event__process_event_update(const struct perf_tool *tool __maybe_unused,
union perf_event *event,
struct evlist **pevlist)
{