Strange CPU stalls have been observed in RT when RT_GROUP_SCHED was configured. Disable it for now. Signed-off-by: Carsten Emde Signed-off-by: Thomas Gleixner --- init/Kconfig | 1 + 1 file changed, 1 insertion(+) Index: linux-3.4.4-rt13-64+/init/Kconfig =================================================================== --- linux-3.4.4-rt13-64+.orig/init/Kconfig +++ linux-3.4.4-rt13-64+/init/Kconfig @@ -746,6 +746,7 @@ config RT_GROUP_SCHED bool "Group scheduling for SCHED_RR/FIFO" depends on EXPERIMENTAL depends on CGROUP_SCHED + depends on !PREEMPT_RT_FULL default n help This feature lets you explicitly allocate real CPU bandwidth -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/