kernel: Use pahole from Google prebuilts
This fixes the following warnings:
13:04:54 Disallowed PATH tool "pahole" used: []string{"pahole", "--version"}
13:04:54 See https://android.googlesource.com/platform/build/+/master/Changes.md#PATH_Tools for more information.
"pahole" is not allowed to be used. See https://android.googlesource.com/platform/build/+/master/Changes.md#PATH_Tools for more information.
/home/bgcngm/android/lineage/kernel/oneplus/sm8550/scripts/pahole-flags.sh: 12: [: Illegal number:
/home/bgcngm/android/lineage/kernel/oneplus/sm8550/scripts/pahole-flags.sh: 16: [: Illegal number:
/home/bgcngm/android/lineage/kernel/oneplus/sm8550/scripts/pahole-flags.sh: 20: [: Illegal number:
Change-Id: Ice2a3753301a7b7782037fd35544e2831b258650
diff --git a/build/tasks/kernel.mk b/build/tasks/kernel.mk
index 2b2f7ef..fbbdc34 100644
--- a/build/tasks/kernel.mk
+++ b/build/tasks/kernel.mk
@@ -86,7 +86,6 @@
## Internal variables
DTC := $(HOST_OUT_EXECUTABLES)/dtc
-PAHOLE := $(HOST_OUT_EXECUTABLES)/pahole
KERNEL_OUT := $(TARGET_OUT_INTERMEDIATES)/KERNEL_OBJ
RECOVERY_KERNEL_OUT := $(TARGET_OUT_INTERMEDIATES)/RECOVERY_KERNEL_OBJ
DTBO_OUT := $(TARGET_OUT_INTERMEDIATES)/DTBO_OBJ
@@ -435,7 +434,7 @@
@echo "Building Kernel Config"
$(call make-kernel-config,$(KERNEL_OUT),$(KERNEL_DEFCONFIG))
-$(TARGET_PREBUILT_INT_KERNEL): $(KERNEL_CONFIG) $(DEPMOD) $(DTC) $(PAHOLE)
+$(TARGET_PREBUILT_INT_KERNEL): $(KERNEL_CONFIG) $(DEPMOD) $(DTC)
@echo "Building Kernel Image ($(BOARD_KERNEL_IMAGE_NAME))"
$(call make-kernel-target,$(BOARD_KERNEL_IMAGE_NAME))
$(hide) if grep -q '^CONFIG_OF=y' $(KERNEL_CONFIG); then \
@@ -609,7 +608,7 @@
@echo "Building Recovery Kernel Config"
$(call make-kernel-config,$(RECOVERY_KERNEL_OUT),$(RECOVERY_DEFCONFIG))
-$(TARGET_PREBUILT_INT_RECOVERY_KERNEL): $(RECOVERY_KERNEL_CONFIG) $(DEPMOD) $(DTC) $(PAHOLE)
+$(TARGET_PREBUILT_INT_RECOVERY_KERNEL): $(RECOVERY_KERNEL_CONFIG) $(DEPMOD) $(DTC)
@echo "Building Recovery Kernel Image ($(BOARD_KERNEL_IMAGE_NAME))"
$(call make-recovery-kernel-target,$(BOARD_KERNEL_IMAGE_NAME))
diff --git a/config/BoardConfigKernel.mk b/config/BoardConfigKernel.mk
index 0cb175c..a152bac 100644
--- a/config/BoardConfigKernel.mk
+++ b/config/BoardConfigKernel.mk
@@ -219,6 +219,9 @@
KERNEL_MAKE_FLAGS += M4=$(BUILD_TOP)/prebuilts/build-tools/$(HOST_PREBUILT_TAG)/bin/m4
TOOLS_PATH_OVERRIDE += BISON_PKGDATADIR=$(BUILD_TOP)/prebuilts/build-tools/common/bison
+# Since Linux 5.10, pahole is required
+KERNEL_MAKE_FLAGS += PAHOLE=$(BUILD_TOP)/prebuilts/kernel-build-tools/linux-x86/bin/pahole
+
# Set the out dir for the kernel's O= arg
# This needs to be an absolute path, so only set this if the standard out dir isn't used
OUT_DIR_PREFIX := $(shell echo $(OUT_DIR) | sed -e 's|/target/.*$$||g')