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-rw-r--r--kernel/perf_event.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/kernel/perf_event.c b/kernel/perf_event.c
index aede71245e9f..7961b27aceea 100644
--- a/kernel/perf_event.c
+++ b/kernel/perf_event.c
@@ -6099,6 +6099,11 @@ inherit_event(struct perf_event *parent_event,
child_event->overflow_handler = parent_event->overflow_handler;
/*
+ * Precalculate sample_data sizes
+ */
+ perf_event__header_size(child_event);
+
+ /*
* Link it up in the child's context:
*/
raw_spin_lock_irqsave(&child_ctx->lock, flags);