Linux 2.8 Open Source Gold Release.

Signed-off-by: Zhang Lili Z <lili.z.zhang@intel.com>

SampleCode/SampleCommonLoader/App/enclave_entry.S

@@ -46,3 +46,5 @@ sgx_async_exit:
 
     EENTER_EPILOG
     ret
+/* We do not need executable stack.*/
+.section .note.GNU-stack,"",@progbits

SampleCode/SampleCommonLoader/Include/sgx_enclave_blob.h

@@ -32,7 +32,7 @@
 
 const int sgx_enclave_blob_length = 36864;
 
-const unsigned char sgx_enclave_blob[36864] = {
+const unsigned char sgx_enclave_blob[36864] __attribute__ ((aligned(4096))) = {
 	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
 	0x00,0x40,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,
 	0x86,0x16,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

SampleCode/SampleCommonLoader/Makefile

@@ -34,7 +34,7 @@ SGX_SDK ?= /opt/intel/sgxsdk
 App_Objects := App/sample.o App/enclave_entry.o
 
 sample: $(App_Objects)
-	@$(CXX) $^ -o $@  -L. -lsgx_enclave_common
+	@$(CXX) $^ -o $@ -z noexecstack -L. -lsgx_enclave_common
 	@echo "LINK =>  $@"
 
 App/%.o: App/%.cpp