Enable oprofile in kernel

enable-oprofile.patch

diff --git a/arch/arm/configs/svs_defconfig b/arch/arm/configs/svs_defconfig
index be51787..08cea61 100644
--- a/arch/arm/configs/svs_defconfig
+++ b/arch/arm/configs/svs_defconfig
@@ -136,7 +136,8 @@ CONFIG_PERF_EVENTS=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
-# CONFIG_PROFILING is not set
+CONFIG_PROFILING=y
+CONFIG_OPROFILE=m
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
 CONFIG_HAVE_KPROBES=y
@@ -1873,6 +1874,8 @@ CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
 CONFIG_HAVE_C_RECORDMCOUNT=y
+CONFIG_RING_BUFFER=y
+CONFIG_RING_BUFFER_ALLOW_SWAP=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
 # CONFIG_DMA_API_DEBUG is not set