diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index 9e761b9..c792a60 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -3785,7 +3785,7 @@
 	for (i = 0; i < MAX_CONFIG_WAIT; i++) {
 		if (!(readl(h->vaddr + SA5_DOORBELL) & CFGTBL_ChangeReq))
 			break;
-		msleep(10);
+		usleep_range(10000, 20000);
 	}
 }