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-rw-r--r--tools/perf/util/session.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index c8c2069fb01e..06379cc87f59 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -1820,11 +1820,17 @@ fetch_mmaped_event(struct perf_session *session,
#define NUM_MMAPS 128
#endif
+struct reader {
+ int fd;
+};
+
static int __perf_session__process_events(struct perf_session *session)
{
+ struct reader rd = {
+ .fd = perf_data__fd(session->data),
+ };
struct ordered_events *oe = &session->ordered_events;
struct perf_tool *tool = session->tool;
- int fd = perf_data__fd(session->data);
u64 data_offset = session->header.data_offset;
u64 data_size = session->header.data_size;
u64 head, page_offset, file_offset, file_pos, size;
@@ -1864,7 +1870,7 @@ static int __perf_session__process_events(struct perf_session *session)
mmap_flags = MAP_PRIVATE;
}
remap:
- buf = mmap(NULL, mmap_size, mmap_prot, mmap_flags, fd,
+ buf = mmap(NULL, mmap_size, mmap_prot, mmap_flags, rd.fd,
file_offset);
if (buf == MAP_FAILED) {
pr_err("failed to mmap file\n");