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Commit 327ffb9b authored by Shaohua Li's avatar Shaohua Li Committed by Jens Axboe
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blk-throttle: add configure option for new .low interface 



As discussed in LSF, add configure option for the interface and mark it
as experimental, so people can try/test.

Signed-off-by: default avatarShaohua Li <shli@fb.com>
Signed-off-by: default avatarJens Axboe <axboe@fb.com>
parent 9f626e37

block/Kconfig

+12 −0
Original line number Original line Diff line number Diff line
@@ -115,6 +115,18 @@ config BLK_DEV_THROTTLING 




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

	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

config BLK_CMDLINE_PARSER

	bool "Block device command line partition parser"

	bool "Block device command line partition parser"

	default n

	default n