From 2868ef7b39490e6b41c2c61cd9a5cd891e778b54 Mon Sep 17 00:00:00 2001 From: Vivek Goyal Date: Thu, 3 Dec 2009 12:59:48 -0500 Subject: blkio: Some debugging aids for CFQ o Some debugging aids for CFQ. Signed-off-by: Vivek Goyal Signed-off-by: Jens Axboe --- block/Kconfig.iosched | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'block/Kconfig.iosched') diff --git a/block/Kconfig.iosched b/block/Kconfig.iosched index fa95fa7705707..b71abfb0d7269 100644 --- a/block/Kconfig.iosched +++ b/block/Kconfig.iosched @@ -40,6 +40,15 @@ config CFQ_GROUP_IOSCHED ---help--- Enable group IO scheduling in CFQ. +config DEBUG_CFQ_IOSCHED + bool "Debug CFQ Scheduling" + depends on CFQ_GROUP_IOSCHED + select DEBUG_BLK_CGROUP + default n + ---help--- + Enable CFQ IO scheduling debugging in CFQ. Currently it makes + blktrace output more verbose. + choice prompt "Default I/O scheduler" default DEFAULT_CFQ -- cgit v1.2.3