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    Subject[PATCH V7 03/18] blk-throttle: add configure option for new .low interface
    Date
    As discussed in LSF, add configure option for the interface and mark it
    as experimental, so people can try/test.

    Signed-off-by: Shaohua Li <shli@fb.com>
    ---
    block/Kconfig | 12 ++++++++++++
    1 file changed, 12 insertions(+)

    diff --git a/block/Kconfig b/block/Kconfig
    index e9f780f..89cd28f 100644
    --- a/block/Kconfig
    +++ b/block/Kconfig
    @@ -115,6 +115,18 @@ config BLK_DEV_THROTTLING

    See Documentation/cgroups/blkio-controller.txt for more information.

    +config BLK_DEV_THROTTLING_LOW
    + bool "Block throttling .low limit interface support (EXPERIMENTAL)"
    + depends on BLK_DEV_THROTTLING
    + default n
    + ---help---
    + Add .low limit interface for block throttling. The low limit is a best
    + effort limit to prioritize cgroups. Depending on the setting, the limit
    + can be used to protect cgroups in terms of bandwidth/iops and better
    + utilize disk resource.
    +
    + Note, this is an experimental interface and could be changed someday.
    +
    config BLK_CMDLINE_PARSER
    bool "Block device command line partition parser"
    default n
    --
    2.9.3
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