From: Namhyung Kim <namhyung....@lge.com>
Like others, the numbers can be saved in a different endian format
than a host machine. Swap them if needed.
Cc: Robert Richter <robert.rich...@amd.com>
Signed-off-by: Namhyung Kim <namhy...@kernel.org>
---
tools/perf/util/header.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c
index 05c9310c3da1..43425b75f0c9 100644
--- a/tools/perf/util/header.c
+++ b/tools/perf/util/header.c
@@ -1440,6 +1440,9 @@ static void print_pmu_mappings(struct perf_header *ph,
int fd, FILE *fp)
if (ret != sizeof(pmu_num))
goto error;
+ if (ph->needs_swap)
+ pmu_num = bswap_32(pmu_num);
+
if (!pmu_num) {
fprintf(fp, "# pmu mappings: not available\n");
return;
@@ -1448,6 +1451,9 @@ static void print_pmu_mappings(struct perf_header *ph,
int fd, FILE *fp)
while (pmu_num) {
if (read(fd, &type, sizeof(type)) != sizeof(type))
break;
+ if (ph->needs_swap)
+ type = bswap_32(type);
+
name = do_read_string(fd, ph);
if (!name)
break;
--
1.7.11.4
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