diff --git a/[refs] b/[refs]
index a4876d53084e..c161089b21e7 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 298a41ca41b4c933adc7b5a56a0adb0e1df2e556
+refs/heads/master: 600511e86babe3727264a0883a3a264f6fb6caf5
diff --git a/trunk/drivers/scsi/libata-core.c b/trunk/drivers/scsi/libata-core.c
index 64f71df19ed1..1cb981375323 100644
--- a/trunk/drivers/scsi/libata-core.c
+++ b/trunk/drivers/scsi/libata-core.c
@@ -2633,6 +2633,10 @@ static int ata_dma_blacklisted(const struct ata_device *dev)
  *	known limits including host controller limits, device
  *	blacklist, etc...
  *
+ *	FIXME: The current implementation limits all transfer modes to
+ *	the fastest of the lowested device on the port.  This is not
+ *	required on most controllers. 
+ *
  *	LOCKING:
  *	None.
  */