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perf tool: Constify tool pointers

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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 <adrian.hunter@intel.com>
Signed-off-by: Ian Rogers <irogers@google.com>
Tested-by: Adrian Hunter <adrian.hunter@intel.com>
Tested-by: Leo Yan <leo.yan@arm.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Anshuman Khandual <anshuman.khandual@arm.com>
Cc: Athira Rajeev <atrajeev@linux.vnet.ibm.com>
Cc: Huacai Chen <chenhuacai@kernel.org>
Cc: Ilkka Koskinen <ilkka@os.amperecomputing.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: James Clark <james.clark@arm.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: John Garry <john.g.garry@oracle.com>
Cc: Jonathan Cameron <jonathan.cameron@huawei.com>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Leo Yan <leo.yan@linux.dev>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mike Leach <mike.leach@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Nick Desaulniers <ndesaulniers@google.com>
Cc: Nick Terrell <terrelln@fb.com>
Cc: Oliver Upton <oliver.upton@linux.dev>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Song Liu <song@kernel.org>
Cc: Sun Haiyong <sunhaiyong@loongson.cn>
Cc: Suzuki Poulouse <suzuki.poulose@arm.com>
Cc: Will Deacon <will@kernel.org>
Cc: Yanteng Si <siyanteng@loongson.cn>
Cc: Yicong Yang <yangyicong@hisilicon.com>
Cc: linux-arm-kernel@lists.infradead.org
Link: https://lore.kernel.org/r/20240812204720.631678-4-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Ian Rogers
2024-08-12 13:46:55 -07:00
committed by Arnaldo Carvalho de Melo
parent 1816dc4bc5
commit 30f29bae91
49 changed files with 313 additions and 315 deletions
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4
tools/perf/util/data-convert-json.c
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@@ -118,7 +118,7 @@ static void output_json_key_format(FILE *out, bool comma, int depth,
va_end(args);
}
static void output_sample_callchain_entry(struct perf_tool *tool,
static void output_sample_callchain_entry(const struct perf_tool *tool,
u64 ip, struct addr_location *al)
{
struct convert_json *c = container_of(tool, struct convert_json, tool);
@@ -146,7 +146,7 @@ static void output_sample_callchain_entry(struct perf_tool *tool,
output_json_format(out, false, 4, "}");
}
static int process_sample_event(struct perf_tool *tool,
static int process_sample_event(const struct perf_tool *tool,
union perf_event *event __maybe_unused,
struct perf_sample *sample,
struct evsel *evsel __maybe_unused,