1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/scsi/scsi_pm.c b/drivers/scsi/scsi_pm.c
index 4c5aabe21755..af4c050ce6e4 100644
--- a/drivers/scsi/scsi_pm.c
+++ b/drivers/scsi/scsi_pm.c
@@ -54,7 +54,8 @@ scsi_bus_suspend_common(struct device *dev, int (*cb)(struct device *))
                 /*
                  * All the high-level SCSI drivers that implement runtime
                  * PM treat runtime suspend, system suspend, and system
-                 * hibernate identically.
+                 * hibernate nearly identically. In all cases the requirements
+                 * for runtime suspension are stricter.
                  */
                 if (pm_runtime_suspended(dev))
                         return 0;