dm mpath: add service time load balancer

[mv-sheeva.git] / drivers / md / Kconfig

diff --git a/drivers/md/Kconfig b/drivers/md/Kconfig
index 3b311d273346b8ba258951d3c5afe3f957b671f6..09f93fa68912bd48554cf48f65b2dacca4d0d942 100644 (file)
--- a/drivers/md/Kconfig
+++ b/drivers/md/Kconfig
@@ -258,6 +258,16 @@ config DM_MULTIPATH_QL
 
          If unsure, say N.
 
+config DM_MULTIPATH_ST
+       tristate "I/O Path Selector based on the service time"
+       depends on DM_MULTIPATH
+       ---help---
+         This path selector is a dynamic load balancer which selects
+         the path expected to complete the incoming I/O in the shortest
+         time.
+
+         If unsure, say N.
+
 config DM_DELAY
        tristate "I/O delaying target (EXPERIMENTAL)"
        depends on BLK_DEV_DM && EXPERIMENTAL