- patches.suse/slab-handle-memoryless-nodes-v2a.patch: Refresh.

[linux-flexiantxendom0-3.2.10.git] / block / Kconfig

diff --git a/block/Kconfig b/block/Kconfig
index 9be0b56..e20fbde 100644 (file)
--- a/block/Kconfig
+++ b/block/Kconfig
@@ -77,6 +77,28 @@ config BLK_DEV_INTEGRITY
        T10/SCSI Data Integrity Field or the T13/ATA External Path
        Protection.  If in doubt, say N.
 
+config BLK_CGROUP
+       bool
+       depends on CGROUPS
+       default n
+       ---help---
+       Generic block IO controller cgroup interface. This is the common
+       cgroup interface which should be used by various IO controlling
+       policies.
+
+       Currently, CFQ IO scheduler uses it to recognize task groups and
+       control disk bandwidth allocation (proportional time slice allocation)
+       to such task groups.
+
+config DEBUG_BLK_CGROUP
+       bool
+       depends on BLK_CGROUP
+       default n
+       ---help---
+       Enable some debugging help. Currently it stores the cgroup path
+       in the blk group which can be used by cfq for tracing various
+       group related activity.
+
 endif # BLOCK
 
 config BLOCK_COMPAT