diff --git a/kernel/arch/arm/configs/c1_rev05_na_spr_defconfig b/kernel/arch/arm/configs/c1_rev05_na_spr_defconfig
--- a/kernel/arch/arm/configs/c1_rev05_na_spr_defconfig
+++ b/kernel/arch/arm/configs/c1_rev05_na_spr_defconfig
@@ -39,8 +39,8 @@
 CONFIG_LOCK_KERNEL=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_CROSS_COMPILE=""
-CONFIG_LOCALVERSION=""
-CONFIG_LOCALVERSION_AUTO=y
+CONFIG_LOCALVERSION="-SPH-D710.EG30-CL435734"
+# CONFIG_LOCALVERSION_AUTO is not set
 CONFIG_HAVE_KERNEL_GZIP=y
 CONFIG_HAVE_KERNEL_LZMA=y
 CONFIG_HAVE_KERNEL_LZO=y
@@ -121,18 +121,15 @@
 #
 # Kernel Performance Events And Counters
 #
-CONFIG_PERF_EVENTS=y
+# CONFIG_PERF_EVENTS is not set
 CONFIG_PERF_COUNTERS=y
-# CONFIG_DEBUG_PERF_USE_VMALLOC is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_SLUB_DEBUG=y
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
-CONFIG_PROFILING=y
-CONFIG_TRACEPOINTS=y
-CONFIG_OPROFILE=y
+# CONFIG_PROFILING is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
 CONFIG_HAVE_KPROBES=y
@@ -199,7 +196,7 @@
 # CONFIG_INLINE_WRITE_UNLOCK_BH is not set
 # CONFIG_INLINE_WRITE_UNLOCK_IRQ is not set
 # CONFIG_INLINE_WRITE_UNLOCK_IRQRESTORE is not set
-# CONFIG_MUTEX_SPIN_ON_OWNER is not set
+CONFIG_MUTEX_SPIN_ON_OWNER=y
 CONFIG_FREEZER=y
 
 #
@@ -533,7 +530,6 @@
 # CONFIG_ARCH_SELECT_MEMORY_MODEL is not set
 CONFIG_ARCH_SKIP_SECONDARY_CALIBRATE=y
 CONFIG_HIGHMEM=y
-CONFIG_HW_PERF_EVENTS=y
 CONFIG_SELECT_MEMORY_MODEL=y
 # CONFIG_FLATMEM_MANUAL is not set
 # CONFIG_DISCONTIGMEM_MANUAL is not set
@@ -541,7 +537,7 @@
 CONFIG_SPARSEMEM=y
 CONFIG_HAVE_MEMORY_PRESENT=y
 CONFIG_SPARSEMEM_EXTREME=y
-CONFIG_SPLIT_PTLOCK_CPUS=999999
+CONFIG_SPLIT_PTLOCK_CPUS=4
 # CONFIG_PHYS_ADDR_T_64BIT is not set
 CONFIG_ZONE_DMA_FLAG=0
 CONFIG_BOUNCE=y
@@ -877,7 +873,6 @@
 # Network testing
 #
 # CONFIG_NET_PKTGEN is not set
-# CONFIG_NET_DROP_MONITOR is not set
 # CONFIG_HAMRADIO is not set
 # CONFIG_CAN is not set
 # CONFIG_IRDA is not set
@@ -2194,12 +2189,11 @@
 # CONFIG_SLUB_DEBUG_ON is not set
 # CONFIG_SLUB_STATS is not set
 # CONFIG_DEBUG_KMEMLEAK is not set
-CONFIG_DEBUG_PREEMPT=y
-CONFIG_DEBUG_RT_MUTEXES=y
-CONFIG_DEBUG_PI_LIST=y
+# CONFIG_DEBUG_PREEMPT is not set
+# CONFIG_DEBUG_RT_MUTEXES is not set
 # CONFIG_RT_MUTEX_TESTER is not set
-CONFIG_DEBUG_SPINLOCK=y
-CONFIG_DEBUG_MUTEXES=y
+# CONFIG_DEBUG_SPINLOCK is not set
+# CONFIG_DEBUG_MUTEXES is not set
 # CONFIG_DEBUG_LOCK_ALLOC is not set
 # CONFIG_PROVE_LOCKING is not set
 # CONFIG_LOCK_STAT is not set
@@ -2233,45 +2227,23 @@
 CONFIG_FAIL_IO_TIMEOUT=y
 CONFIG_FAULT_INJECTION_DEBUG_FS=y
 CONFIG_FAULT_INJECTION_STACKTRACE_FILTER=y
-CONFIG_LATENCYTOP=y
+# CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
 # CONFIG_PAGE_POISONING is not set
-CONFIG_NOP_TRACER=y
 CONFIG_HAVE_FUNCTION_TRACER=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
-CONFIG_RING_BUFFER=y
-CONFIG_EVENT_TRACING=y
-CONFIG_CONTEXT_SWITCH_TRACER=y
-CONFIG_RING_BUFFER_ALLOW_SWAP=y
-CONFIG_TRACING=y
-CONFIG_GENERIC_TRACER=y
 CONFIG_TRACING_SUPPORT=y
-CONFIG_FTRACE=y
-CONFIG_FUNCTION_TRACER=y
-# CONFIG_IRQSOFF_TRACER is not set
-# CONFIG_PREEMPT_TRACER is not set
-# CONFIG_SCHED_TRACER is not set
-# CONFIG_BOOT_TRACER is not set
-CONFIG_BRANCH_PROFILE_NONE=y
+# CONFIG_FTRACE is not set
+# CONFIG_BRANCH_PROFILE_NONE is not set
 # CONFIG_PROFILE_ANNOTATED_BRANCHES is not set
 # CONFIG_PROFILE_ALL_BRANCHES is not set
-# CONFIG_STACK_TRACER is not set
-# CONFIG_KMEMTRACE is not set
-# CONFIG_WORKQUEUE_TRACER is not set
-# CONFIG_BLK_DEV_IO_TRACE is not set
-CONFIG_DYNAMIC_FTRACE=y
-# CONFIG_FUNCTION_PROFILER is not set
-CONFIG_FTRACE_MCOUNT_RECORD=y
-# CONFIG_FTRACE_STARTUP_TEST is not set
-# CONFIG_RING_BUFFER_BENCHMARK is not set
 # CONFIG_DYNAMIC_DEBUG is not set
 # CONFIG_ATOMIC64_SELFTEST is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
 CONFIG_ARM_UNWIND=y
-CONFIG_OLD_MCOUNT=y
 CONFIG_DEBUG_USER=y
 CONFIG_DEBUG_ERRORS=y
 # CONFIG_DEBUG_STACK_USAGE is not set
@@ -2394,7 +2366,7 @@
 CONFIG_CRYPTO_ANSI_CPRNG=y
 CONFIG_CRYPTO_HW=y
 # CONFIG_CRYPTO_DEV_S5P_ACE is not set
-CONFIG_BINARY_PRINTF=y
+# CONFIG_BINARY_PRINTF is not set
 
 #
 # Library routines