ci: Attempting once more to build the LKM using the DDK

kernel/Makefile

@@ -45,6 +45,12 @@ KSU_VERSION_API := 3.2.0
 GIT_BIN := /usr/bin/env PATH="$$PATH":/usr/bin:/usr/local/bin git
 CURL_BIN := /usr/bin/env PATH="$$PATH":/usr/bin:/usr/local/bin curl
 
+KDIR := $(KDIR)
+MDIR := $(realpath $(dir $(abspath $(lastword $(MAKEFILE_LIST)))))
+
+$(info -- KDIR: $(KDIR))
+$(info -- MDIR: $(MDIR))
+
 KSU_GITHUB_VERSION := $(shell $(CURL_BIN) -s "https://api.github.com/repos/$(REPO_OWNER)/$(REPO_NAME)/releases/latest" | grep '"tag_name":' | sed -E 's/.*"v([^"]+)".*/\1/')
 KSU_GITHUB_VERSION_COMMIT := $(shell $(CURL_BIN) -sI "https://api.github.com/repos/$(REPO_OWNER)/$(REPO_NAME)/commits?sha=$(REPO_BRANCH)&per_page=1" | grep -i "link:" | sed -n 's/.*page=\([0-9]*\)>; rel="last".*/\1/p')
 
@@ -54,6 +60,10 @@ else
   KSU_SRC := $(srctree)/$(src)
 endif
 
+ifneq ($(shell test -e $(KSU_SRC)/../.git && echo "in-tree"),in-tree)
+  KSU_SRC := $(MDIR)
+endif
+
 LOCAL_GIT_EXISTS := $(shell test -e $(KSU_SRC)/../.git && echo 1 || echo 0)
 
 define get_ksu_version_full
@@ -110,8 +120,6 @@ ccflags-y += -DKSU_MANAGER_PACKAGE=\"$(KSU_MANAGER_PACKAGE)\"
 $(info -- SukiSU Manager package name: $(KSU_MANAGER_PACKAGE))
 endif
 
-$(info -- Supported Unofficial Manager: 5ec1cff (GKI) ShirkNeko udochina (GKI and KPM))
-
 ifeq ($(CONFIG_KSU_KPROBES_HOOK), y)
 $(info -- SukiSU: CONFIG_KSU_KPROBES_HOOK)
 else ifeq ($(CONFIG_KSU_TRACEPOINT_HOOK), y)
@@ -154,4 +162,11 @@ endif
 ccflags-y += -Wno-implicit-function-declaration -Wno-strict-prototypes -Wno-int-conversion -Wno-gcc-compat
 ccflags-y += -Wno-declaration-after-statement -Wno-unused-function
 
+all:
+	make -C $(KDIR) M=$(MDIR) modules
+compdb:
+	python3 $(MDIR)/.vscode/generate_compdb.py -O $(KDIR) $(MDIR)
+clean:
+	make -C $(KDIR) M=$(MDIR) clean
+
 # Keep a new line here!! Because someone may append config