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authorParag Warudkar <parag.warudkar@gmail.com>2008-05-03 20:42:34 -0400
committerIngo Molnar <mingo@elte.hu>2008-05-05 23:56:18 +0200
commitaac6abca858386438d9a7233c3471d2ecfa2f704 (patch)
treea5e4f64008d426285f101ecf0539b65d4eedae0c /init
parent3e51f33fcc7f55e6df25d15b55ed10c8b4da84cd (diff)
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sched: default to n for GROUP_SCHED and FAIR_GROUP_SCHED
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>
Diffstat (limited to 'init')
-rw-r--r--init/Kconfig5
1 files changed, 3 insertions, 2 deletions
diff --git a/init/Kconfig b/init/Kconfig
index fa42e6b549d..4c33316743f 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -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"