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sched: default to n for GROUP_SCHED and FAIR_GROUP_SCHED

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GROUP_SCHED is confirmed to cause unacceptable latencies, see:

   http://lkml.org/lkml/2008/5/2/370.

Mark it EXPERIMENTAL and default to no for now.

Signed-off-by: Parag Warudkar <parag.warudkar@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Parag Warudkar 2008-05-03 20:42:34 -04:00 committed by Ingo Molnar
parent 3e51f33fcc
commit aac6abca85
1 changed files with 3 additions and 2 deletions
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5
init/Kconfig
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@ -324,7 +324,8 @@ config HAVE_UNSTABLE_SCHED_CLOCK
config GROUP_SCHED
bool "Group CPU scheduler"
default y
depends on EXPERIMENTAL
default n
help
This feature lets CPU scheduler recognize task groups and control CPU
bandwidth allocation to such task groups.
@ -332,7 +333,7 @@ config GROUP_SCHED
config FAIR_GROUP_SCHED
bool "Group scheduling for SCHED_OTHER"
depends on GROUP_SCHED
default y
default GROUP_SCHED
config RT_GROUP_SCHED
bool "Group scheduling for SCHED_RR/FIFO"