diff options
Diffstat (limited to 'init/Kconfig')
-rw-r--r-- | init/Kconfig | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/init/Kconfig b/init/Kconfig index f6aeea6..d42dc7c 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -615,7 +615,7 @@ config RCU_FANOUT_EXACT config RCU_FAST_NO_HZ bool "Accelerate last non-dyntick-idle CPU's grace periods" - depends on NO_HZ_COMMON && SMP && !PREEMPT_RT_FULL + depends on NO_HZ_COMMON && SMP default n help This option permits CPUs to enter dynticks-idle state even if @@ -642,7 +642,7 @@ config TREE_RCU_TRACE config RCU_BOOST bool "Enable RCU priority boosting" depends on RT_MUTEXES && PREEMPT_RCU - default y if PREEMPT_RT_FULL + default n help This option boosts the priority of preempted RCU readers that block the current preemptible RCU grace period for too long. @@ -1042,7 +1042,6 @@ config CFS_BANDWIDTH config RT_GROUP_SCHED bool "Group scheduling for SCHED_RR/FIFO" depends on CGROUP_SCHED - depends on !PREEMPT_RT_FULL default n help This feature lets you explicitly allocate real CPU bandwidth @@ -1407,6 +1406,13 @@ config FUTEX support for "fast userspace mutexes". The resulting kernel may not run glibc-based applications correctly. +config HAVE_FUTEX_CMPXCHG + bool + help + Architectures should select this if futex_atomic_cmpxchg_inatomic() + is implemented and always working. This removes a couple of runtime + checks. + config EPOLL bool "Enable eventpoll support" if EXPERT default y @@ -1576,7 +1582,6 @@ choice config SLAB bool "SLAB" - depends on !PREEMPT_RT_FULL help The regular slab allocator that is established and known to work well in all environments. It organizes cache hot objects in @@ -1595,7 +1600,6 @@ config SLUB config SLOB depends on EXPERT bool "SLOB (Simple Allocator)" - depends on !PREEMPT_RT_FULL help SLOB replaces the stock allocator with a drastically simpler allocator. SLOB is generally more space efficient but |