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authorArnaldo Carvalho de Melo <acme@redhat.com>2022-12-09 01:28:58 +0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2022-12-14 17:16:12 +0300
commitb9a49f8cb02f08592054b953adcacecd59b7ae4b (patch)
treefbc413e12a489d6c4ffe1bca19fc79be62b1054c /tools/perf/util/sort.c
parent4171925aa9f3f7bf57b100238f148b50c45c3b1b (diff)
downloadlinux-b9a49f8cb02f08592054b953adcacecd59b7ae4b.tar.xz
perf tools: Check if libtracevent has TEP_FIELD_IS_RELATIVE
Some distros have older versions of libtraceevent where TEP_FIELD_IS_RELATIVE and its associated semantics are not present, so we need to check if the version has it, it was introduced in libtraceevent 1.5.0. Reported-by: Athira Jajeev <atrajeev@linux.vnet.ibm.com> Tested-by: Athira Jajeev <atrajeev@linux.vnet.ibm.com> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Ian Rogers <irogers@google.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Nick Desaulniers <ndesaulniers@google.com> Cc: Peter Zijlstra <peterz@infradead.org>, Cc: Stephane Eranian <eranian@google.com> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/sort.c')
-rw-r--r--tools/perf/util/sort.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c
index c7a97b33e134..0ecc2cb13792 100644
--- a/tools/perf/util/sort.c
+++ b/tools/perf/util/sort.c
@@ -2568,9 +2568,10 @@ static int64_t __sort__hde_cmp(struct perf_hpp_fmt *fmt,
tep_read_number_field(field, a->raw_data, &dyn);
offset = dyn & 0xffff;
size = (dyn >> 16) & 0xffff;
+#ifdef HAVE_LIBTRACEEVENT_TEP_FIELD_IS_RELATIVE
if (field->flags & TEP_FIELD_IS_RELATIVE)
offset += field->offset + field->size;
-
+#endif
/* record max width for output */
if (size > hde->dynamic_len)
hde->dynamic_len = size;