ANDROID: Adding kprobes build configs for Cuttlefish

Bug: 181054145
Change-Id: Ibb1362479469eae9c294f71a483e500db05b04e1
Signed-off-by: Michael Specter <[email protected]>

build.config.gki_kprobes

@@ -0,0 +1,20 @@
+DEFCONFIG=gki_defconfig
+POST_DEFCONFIG_CMDS="check_defconfig && update_kprobes_config"
+function update_kprobes_config() {
+    ${KERNEL_DIR}/scripts/config --file ${OUT_DIR}/.config \
+         -d LTO \
+         -d LTO_CLANG_THIN \
+         -d CFI \
+         -d CFI_PERMISSIVE \
+         -d CFI_CLANG \
+         -e CONFIG_DYNAMIC_FTRACE \
+         -e CONFIG_FUNCTION_TRACER \
+         -e CONFIG_IRQSOFF_TRACER \
+         -e CONFIG_FUNCTION_PROFILER \
+         -e CONFIG_PREEMPT_TRACER \
+         -e CONFIG_CHECKPOINT_RESTORE \
+         -d CONFIG_RANDOMIZE_BASE
+    (cd ${OUT_DIR} && \
+     make ${CC_LD_ARG} O=${OUT_DIR} olddefconfig)
+}
+

build.config.gki_kprobes.aarch64

@@ -0,0 +1,4 @@
+. ${ROOT_DIR}/${KERNEL_DIR}/build.config.common
+. ${ROOT_DIR}/${KERNEL_DIR}/build.config.aarch64
+. ${ROOT_DIR}/${KERNEL_DIR}/build.config.gki_kprobes
+

build.config.gki_kprobes.x86_64

@@ -0,0 +1,4 @@
+. ${ROOT_DIR}/${KERNEL_DIR}/build.config.common
+. ${ROOT_DIR}/${KERNEL_DIR}/build.config.x86_64
+. ${ROOT_DIR}/${KERNEL_DIR}/build.config.gki_kprobes
+