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authorJens Axboe <jaxboe@fusionio.com>2010-11-16 10:09:42 +0100
committerJens Axboe <jaxboe@fusionio.com>2010-11-16 10:09:42 +0100
commita02056349cdea2252cd2b21643ebf025e83a29f2 (patch)
treeb7c889d6cbe8e7188d07d99a5c9da858c53a5b6c /block/Kconfig
parent34db1d595ef6f183fbc1e42cda45a3dfa0035258 (diff)
parente53beacd23d9cb47590da6a7a7f6d417b941a994 (diff)
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Merge branch 'v2.6.37-rc2' into for-2.6.38/core
Diffstat (limited to 'block/Kconfig')
-rw-r--r--block/Kconfig12
1 files changed, 12 insertions, 0 deletions
diff --git a/block/Kconfig b/block/Kconfig
index 9be0b56..6c9213e 100644
--- a/block/Kconfig
+++ b/block/Kconfig
@@ -77,6 +77,18 @@ config BLK_DEV_INTEGRITY
T10/SCSI Data Integrity Field or the T13/ATA External Path
Protection. If in doubt, say N.
+config BLK_DEV_THROTTLING
+ bool "Block layer bio throttling support"
+ depends on BLK_CGROUP=y && EXPERIMENTAL
+ default n
+ ---help---
+ Block layer bio throttling support. It can be used to limit
+ the IO rate to a device. IO rate policies are per cgroup and
+ one needs to mount and use blkio cgroup controller for creating
+ cgroups and specifying per device IO rate policies.
+
+ See Documentation/cgroups/blkio-controller.txt for more information.
+
endif # BLOCK
config BLOCK_COMPAT