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-rw-r--r--include/linux/dim.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/dim.h b/include/linux/dim.h
index 2571da63877c..ad5f219ce2ff 100644
--- a/include/linux/dim.h
+++ b/include/linux/dim.h
@@ -233,8 +233,9 @@ void dim_park_tired(struct dim *dim);
*
* Calculate the delta between two samples (in data rates).
* Takes into consideration counter wrap-around.
+ * Returned boolean indicates whether curr_stats are reliable.
*/
-void dim_calc_stats(struct dim_sample *start, struct dim_sample *end,
+bool dim_calc_stats(struct dim_sample *start, struct dim_sample *end,
struct dim_stats *curr_stats);
/**