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-rw-r--r--tools/perf/util/header.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c
index fff3b2a455ae..918fd8ae2d80 100644
--- a/tools/perf/util/header.c
+++ b/tools/perf/util/header.c
@@ -2504,8 +2504,11 @@ int perf_session__read_header(struct perf_session *session)
if (read_attr(fd, header, &f_attr) < 0)
goto out_errno;
- if (header->needs_swap)
+ if (header->needs_swap) {
+ f_attr.ids.size = bswap_64(f_attr.ids.size);
+ f_attr.ids.offset = bswap_64(f_attr.ids.offset);
perf_event__attr_swap(&f_attr.attr);
+ }
tmp = lseek(fd, 0, SEEK_CUR);
evsel = perf_evsel__new(&f_attr.attr);