as we need to have low latency on some systems. It also aligns to default arm64 kernel config. Also enable CEC_GPIO=m which is now available (depends on PREEMPT) Signed-off-by: Guillaume GARDET Cc: Andreas Färber Cc: Alexander Graf --- Update in V2: Only comments update to add a rational This patch applies to master and stable branches config/arm64/default | 64 +++++++------------------------------------- 1 file changed, 9 insertions(+), 55 deletions(-) diff --git a/config/arm64/default b/config/arm64/default index 5db170532d..31cc78ae9b 100644 --- a/config/arm64/default +++ b/config/arm64/default @@ -73,9 +73,10 @@ CONFIG_NO_HZ_IDLE=y # CONFIG_NO_HZ_FULL is not set CONFIG_NO_HZ=y CONFIG_HIGH_RES_TIMERS=y -CONFIG_PREEMPT_NONE=y +# CONFIG_PREEMPT_NONE is not set # CONFIG_PREEMPT_VOLUNTARY is not set -# CONFIG_PREEMPT is not set +CONFIG_PREEMPT=y +CONFIG_PREEMPT_COUNT=y # # CPU/Task time and stats accounting @@ -96,7 +97,7 @@ CONFIG_CPU_ISOLATION=y # # RCU Subsystem # -CONFIG_TREE_RCU=y +CONFIG_PREEMPT_RCU=y # CONFIG_RCU_EXPERT is not set CONFIG_SRCU=y CONFIG_TREE_SRCU=y @@ -879,57 +880,7 @@ CONFIG_BFQ_GROUP_IOSCHED=y CONFIG_PREEMPT_NOTIFIERS=y CONFIG_PADATA=y CONFIG_ASN1=y -CONFIG_ARCH_INLINE_SPIN_TRYLOCK=y -CONFIG_ARCH_INLINE_SPIN_TRYLOCK_BH=y -CONFIG_ARCH_INLINE_SPIN_LOCK=y -CONFIG_ARCH_INLINE_SPIN_LOCK_BH=y -CONFIG_ARCH_INLINE_SPIN_LOCK_IRQ=y -CONFIG_ARCH_INLINE_SPIN_LOCK_IRQSAVE=y -CONFIG_ARCH_INLINE_SPIN_UNLOCK=y -CONFIG_ARCH_INLINE_SPIN_UNLOCK_BH=y -CONFIG_ARCH_INLINE_SPIN_UNLOCK_IRQ=y -CONFIG_ARCH_INLINE_SPIN_UNLOCK_IRQRESTORE=y -CONFIG_ARCH_INLINE_READ_LOCK=y -CONFIG_ARCH_INLINE_READ_LOCK_BH=y -CONFIG_ARCH_INLINE_READ_LOCK_IRQ=y -CONFIG_ARCH_INLINE_READ_LOCK_IRQSAVE=y -CONFIG_ARCH_INLINE_READ_UNLOCK=y -CONFIG_ARCH_INLINE_READ_UNLOCK_BH=y -CONFIG_ARCH_INLINE_READ_UNLOCK_IRQ=y -CONFIG_ARCH_INLINE_READ_UNLOCK_IRQRESTORE=y -CONFIG_ARCH_INLINE_WRITE_LOCK=y -CONFIG_ARCH_INLINE_WRITE_LOCK_BH=y -CONFIG_ARCH_INLINE_WRITE_LOCK_IRQ=y -CONFIG_ARCH_INLINE_WRITE_LOCK_IRQSAVE=y -CONFIG_ARCH_INLINE_WRITE_UNLOCK=y -CONFIG_ARCH_INLINE_WRITE_UNLOCK_BH=y -CONFIG_ARCH_INLINE_WRITE_UNLOCK_IRQ=y -CONFIG_ARCH_INLINE_WRITE_UNLOCK_IRQRESTORE=y -CONFIG_INLINE_SPIN_TRYLOCK=y -CONFIG_INLINE_SPIN_TRYLOCK_BH=y -CONFIG_INLINE_SPIN_LOCK=y -CONFIG_INLINE_SPIN_LOCK_BH=y -CONFIG_INLINE_SPIN_LOCK_IRQ=y -CONFIG_INLINE_SPIN_LOCK_IRQSAVE=y -CONFIG_INLINE_SPIN_UNLOCK_BH=y -CONFIG_INLINE_SPIN_UNLOCK_IRQ=y -CONFIG_INLINE_SPIN_UNLOCK_IRQRESTORE=y -CONFIG_INLINE_READ_LOCK=y -CONFIG_INLINE_READ_LOCK_BH=y -CONFIG_INLINE_READ_LOCK_IRQ=y -CONFIG_INLINE_READ_LOCK_IRQSAVE=y -CONFIG_INLINE_READ_UNLOCK=y -CONFIG_INLINE_READ_UNLOCK_BH=y -CONFIG_INLINE_READ_UNLOCK_IRQ=y -CONFIG_INLINE_READ_UNLOCK_IRQRESTORE=y -CONFIG_INLINE_WRITE_LOCK=y -CONFIG_INLINE_WRITE_LOCK_BH=y -CONFIG_INLINE_WRITE_LOCK_IRQ=y -CONFIG_INLINE_WRITE_LOCK_IRQSAVE=y -CONFIG_INLINE_WRITE_UNLOCK=y -CONFIG_INLINE_WRITE_UNLOCK_BH=y -CONFIG_INLINE_WRITE_UNLOCK_IRQ=y -CONFIG_INLINE_WRITE_UNLOCK_IRQRESTORE=y +CONFIG_UNINLINE_SPIN_UNLOCK=y CONFIG_ARCH_SUPPORTS_ATOMIC_RMW=y CONFIG_MUTEX_SPIN_ON_OWNER=y CONFIG_RWSEM_SPIN_ON_OWNER=y @@ -5494,6 +5444,7 @@ CONFIG_DVB_PLATFORM_DRIVERS=y CONFIG_CEC_PLATFORM_DRIVERS=y CONFIG_VIDEO_CROS_EC_CEC=m CONFIG_VIDEO_MESON_AO_CEC=m +CONFIG_CEC_GPIO=m CONFIG_VIDEO_SAMSUNG_S5P_CEC=m CONFIG_VIDEO_TEGRA_HDMI_CEC=m CONFIG_SDR_PLATFORM_DRIVERS=y @@ -9616,6 +9567,7 @@ CONFIG_SCHED_INFO=y CONFIG_SCHEDSTATS=y CONFIG_SCHED_STACK_END_CHECK=y # CONFIG_DEBUG_TIMEKEEPING is not set +# CONFIG_DEBUG_PREEMPT is not set # # Lock Debugging (spinlocks, mutexes, etc...) @@ -9692,8 +9644,10 @@ CONFIG_TRACING_SUPPORT=y CONFIG_FTRACE=y CONFIG_FUNCTION_TRACER=y CONFIG_FUNCTION_GRAPH_TRACER=y +CONFIG_TRACE_PREEMPT_TOGGLE=y CONFIG_PREEMPTIRQ_EVENTS=y # CONFIG_IRQSOFF_TRACER is not set +# CONFIG_PREEMPT_TRACER is not set CONFIG_SCHED_TRACER=y # CONFIG_HWLAT_TRACER is not set CONFIG_FTRACE_SYSCALLS=y -- 2.20.1 -- To unsubscribe, e-mail: opensuse-kernel+unsubscribe@opensuse.org To contact the owner, e-mail: opensuse-kernel+owner@opensuse.org