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authorJohn Klug <john.klug@multitech.com>2016-09-20 18:33:09 -0500
committerJohn Klug <john.klug@multitech.com>2016-09-20 18:33:09 -0500
commit46547d067ad959904e01a5067edd57549e482c6a (patch)
tree1cb2aef94c4648205527cd8690f0b7975e2f984e /recipes-kernel
parent1f44d4748e01d9c4914295c5ba923487618e81fd (diff)
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Add preempt to the mLinux kernel for PPS signal
Diffstat (limited to 'recipes-kernel')
-rw-r--r--recipes-kernel/linux/linux-3.12.27/mtcdt/defconfig29
1 files changed, 19 insertions, 10 deletions
diff --git a/recipes-kernel/linux/linux-3.12.27/mtcdt/defconfig b/recipes-kernel/linux/linux-3.12.27/mtcdt/defconfig
index 6dbcf5d..789e890 100644
--- a/recipes-kernel/linux/linux-3.12.27/mtcdt/defconfig
+++ b/recipes-kernel/linux/linux-3.12.27/mtcdt/defconfig
@@ -82,10 +82,16 @@ CONFIG_TICK_CPU_ACCOUNTING=y
#
# RCU Subsystem
#
-CONFIG_TINY_RCU=y
-# CONFIG_PREEMPT_RCU is not set
-# CONFIG_RCU_STALL_COMMON is not set
+CONFIG_TREE_PREEMPT_RCU=y
+# CONFIG_TINY_RCU is not set
+CONFIG_PREEMPT_RCU=y
+CONFIG_RCU_STALL_COMMON=y
+CONFIG_RCU_FANOUT=32
+CONFIG_RCU_FANOUT_LEAF=16
+# CONFIG_RCU_FANOUT_EXACT is not set
# CONFIG_TREE_RCU_TRACE is not set
+# CONFIG_RCU_BOOST is not set
+# CONFIG_RCU_NOCB_CPU is not set
# CONFIG_IKCONFIG is not set
CONFIG_LOG_BUF_SHIFT=14
CONFIG_GENERIC_SCHED_CLOCK=y
@@ -217,11 +223,7 @@ CONFIG_IOSCHED_CFQ=y
# CONFIG_DEFAULT_CFQ is not set
CONFIG_DEFAULT_NOOP=y
CONFIG_DEFAULT_IOSCHED="noop"
-CONFIG_INLINE_SPIN_UNLOCK_IRQ=y
-CONFIG_INLINE_READ_UNLOCK=y
-CONFIG_INLINE_READ_UNLOCK_IRQ=y
-CONFIG_INLINE_WRITE_UNLOCK=y
-CONFIG_INLINE_WRITE_UNLOCK_IRQ=y
+CONFIG_UNINLINE_SPIN_UNLOCK=y
CONFIG_ARCH_SUPPORTS_ATOMIC_RMW=y
CONFIG_FREEZER=y
@@ -369,9 +371,10 @@ CONFIG_VMSPLIT_3G=y
# CONFIG_VMSPLIT_1G is not set
CONFIG_PAGE_OFFSET=0xC0000000
CONFIG_ARCH_NR_GPIO=0
-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
CONFIG_HZ_FIXED=100
CONFIG_HZ=100
CONFIG_SCHED_HRTICK=y
@@ -2622,6 +2625,7 @@ CONFIG_PANIC_ON_OOPS_VALUE=0
CONFIG_SCHED_DEBUG=y
# CONFIG_SCHEDSTATS is not set
# CONFIG_TIMER_STATS is not set
+CONFIG_DEBUG_PREEMPT=y
#
# Lock Debugging (spinlocks, mutexes, etc...)
@@ -2647,8 +2651,12 @@ CONFIG_DEBUG_BUGVERBOSE=y
#
# RCU Debugging
#
+# CONFIG_PROVE_RCU_DELAY is not set
# CONFIG_SPARSE_RCU_POINTER is not set
# CONFIG_RCU_TORTURE_TEST is not set
+CONFIG_RCU_CPU_STALL_TIMEOUT=21
+CONFIG_RCU_CPU_STALL_VERBOSE=y
+# CONFIG_RCU_CPU_STALL_INFO is not set
# CONFIG_RCU_TRACE is not set
# CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
# CONFIG_NOTIFIER_ERROR_INJECTION is not set
@@ -2664,6 +2672,7 @@ CONFIG_TRACING_SUPPORT=y
CONFIG_FTRACE=y
# CONFIG_FUNCTION_TRACER is not set
# CONFIG_IRQSOFF_TRACER is not set
+# CONFIG_PREEMPT_TRACER is not set
# CONFIG_SCHED_TRACER is not set
# CONFIG_ENABLE_DEFAULT_TRACERS is not set
# CONFIG_FTRACE_SYSCALLS is not set