From 31e4c28d95e64f2d5d3c497a3ecf37c62de635b4 Mon Sep 17 00:00:00 2001 From: Vivek Goyal Date: Thu, 3 Dec 2009 12:59:42 -0500 Subject: blkio: Introduce blkio controller cgroup interface o This is basic implementation of blkio controller cgroup interface. This is the common interface visible to user space and should be used by different IO control policies as we implement those. Signed-off-by: Vivek Goyal Signed-off-by: Jens Axboe --- block/Kconfig | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'block/Kconfig') diff --git a/block/Kconfig b/block/Kconfig index 9be0b56eaee19..6ba1a8e3388bb 100644 --- a/block/Kconfig +++ b/block/Kconfig @@ -77,6 +77,19 @@ 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. + endif # BLOCK config BLOCK_COMPAT -- cgit v1.2.3