summaryrefslogtreecommitdiff
path: root/block/Kconfig
diff options
context:
space:
mode:
Diffstat (limited to 'block/Kconfig')
-rw-r--r--block/Kconfig10
1 files changed, 10 insertions, 0 deletions
diff --git a/block/Kconfig b/block/Kconfig
index 1b62ad6d0e12..41c0917ce622 100644
--- a/block/Kconfig
+++ b/block/Kconfig
@@ -135,6 +135,16 @@ config BLK_CGROUP_IOLATENCY
Note, this is an experimental interface and could be changed someday.
+config BLK_CGROUP_IOCOST
+ bool "Enable support for cost model based cgroup IO controller"
+ depends on BLK_CGROUP=y
+ select BLK_RQ_ALLOC_TIME
+ ---help---
+ Enabling this option enables the .weight interface for cost
+ model based proportional IO control. The IO controller
+ distributes IO capacity between different groups based on
+ their share of the overall weight distribution.
+
config BLK_WBT_MQ
bool "Multiqueue writeback throttling"
default y