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| author | Leo Yan <leo.yan@arm.com> | 2025-03-04 11:12:29 +0000 |
|---|---|---|
| committer | Namhyung Kim <namhyung@kernel.org> | 2025-03-05 09:13:19 -0800 |
| commit | 2b747a86d84ff6c1c14c50494de74d1dc2aed427 (patch) | |
| tree | 63453a43f12fcc7b8d3c38903df0a5279e7e0aca /tools/perf/util | |
| parent | perf stat: Fix non-uniquified hybrid legacy events (diff) | |
| download | linux-2b747a86d84ff6c1c14c50494de74d1dc2aed427.tar.gz linux-2b747a86d84ff6c1c14c50494de74d1dc2aed427.zip | |
perf script: Make printing flags reliable
Add a check for the generated string of flags. Print out the raw number
if the string generation fails.
Use the SAMPLE_FLAGS_STR_ALIGNED_SIZE macro to replace the value '21'.
Reviewed-by: Ian Rogers <irogers@google.com>
Reviewed-by: James Clark <james.clark@linaro.org>
Signed-off-by: Leo Yan <leo.yan@arm.com>
Reviewed-by: Adrian Hunter <adrian.hunter@intel.com>
Link: https://lore.kernel.org/r/20250304111240.3378214-2-leo.yan@arm.com
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Diffstat (limited to 'tools/perf/util')
| -rw-r--r-- | tools/perf/util/trace-event.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/tools/perf/util/trace-event.h b/tools/perf/util/trace-event.h index ac9fde2f980c..71e680bc3d4b 100644 --- a/tools/perf/util/trace-event.h +++ b/tools/perf/util/trace-event.h @@ -145,6 +145,8 @@ int common_flags(struct scripting_context *context); int common_lock_depth(struct scripting_context *context); #define SAMPLE_FLAGS_BUF_SIZE 64 +#define SAMPLE_FLAGS_STR_ALIGNED_SIZE 21 + int perf_sample__sprintf_flags(u32 flags, char *str, size_t sz); #if defined(LIBTRACEEVENT_VERSION) && LIBTRACEEVENT_VERSION >= MAKE_LIBTRACEEVENT_VERSION(1, 5, 0) |