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authorIan Rogers <[email protected]>2024-08-12 13:46:55 -0700
committerArnaldo Carvalho de Melo <[email protected]>2024-08-12 18:05:14 -0300
commit30f29bae9142f34e978a4861ed07aa512af21416 (patch)
tree8a1c7438d47f2935a87f0ef1caa23dfee53f04b1 /tools/perf/tests/dwarf-unwind.c
parent1816dc4bc5be050cc543e6e4fcedf3805a2aea20 (diff)
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/tests/dwarf-unwind.c')
-rw-r--r--tools/perf/tests/dwarf-unwind.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/tests/dwarf-unwind.c b/tools/perf/tests/dwarf-unwind.c
index d01aa931fe81..f85d391ced98 100644
--- a/tools/perf/tests/dwarf-unwind.c
+++ b/tools/perf/tests/dwarf-unwind.c
@@ -37,7 +37,7 @@
#define NO_TAIL_CALL_BARRIER __asm__ __volatile__("" : : : "memory");
#endif
-static int mmap_handler(struct perf_tool *tool __maybe_unused,
+static int mmap_handler(const struct perf_tool *tool __maybe_unused,
union perf_event *event,
struct perf_sample *sample,
struct machine *machine)