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| author | Vivek Goyal <vgoyal@redhat.com> | 2009-12-03 12:59:43 -0500 |
|---|---|---|
| committer | Jens Axboe <jens.axboe@oracle.com> | 2009-12-03 19:28:52 +0100 |
| commit | 25bc6b07767fe77422312eda2af99c9477f76191 (patch) | |
| tree | 1e0f2d5a18efb63c651df8773a6d5ad2b87d7687 /block/Kconfig.iosched | |
| parent | 31e4c28d95e64f2d5d3c497a3ecf37c62de635b4 (diff) | |
| download | linux-25bc6b07767fe77422312eda2af99c9477f76191.tar.gz linux-25bc6b07767fe77422312eda2af99c9477f76191.tar.bz2 linux-25bc6b07767fe77422312eda2af99c9477f76191.zip | |
blkio: Introduce per cfq group weights and vdisktime calculations
o Bring in the per cfq group weight and how vdisktime is calculated for the
group. Also bring in the functionality of updating the min_vdisktime of
the group service tree.
Signed-off-by: Vivek Goyal <vgoyal@redhat.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'block/Kconfig.iosched')
| -rw-r--r-- | block/Kconfig.iosched | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/block/Kconfig.iosched b/block/Kconfig.iosched index be0280deec29..fa95fa770570 100644 --- a/block/Kconfig.iosched +++ b/block/Kconfig.iosched @@ -23,7 +23,6 @@ config IOSCHED_DEADLINE config IOSCHED_CFQ tristate "CFQ I/O scheduler" - select BLK_CGROUP default y ---help--- The CFQ I/O scheduler tries to distribute bandwidth equally @@ -33,6 +32,14 @@ config IOSCHED_CFQ This is the default I/O scheduler. +config CFQ_GROUP_IOSCHED + bool "CFQ Group Scheduling support" + depends on IOSCHED_CFQ && CGROUPS + select BLK_CGROUP + default n + ---help--- + Enable group IO scheduling in CFQ. + choice prompt "Default I/O scheduler" default DEFAULT_CFQ |