From 605998546fd3f1a782888b42b20fd2bd61ea188e Mon Sep 17 00:00:00 2001
From: jixj <jixj@lenovo.com>
Date: Wed, 1 Sep 2021 17:38:45 +0800
Subject: [PATCH] build: Only include modules needed by product

It takes long time to include all DLKM's makefile even if the
product does not need this module.

Time of "make bootimage" on user build:
- without change: 23 mins
- with change: 9 mins

Change-Id: Icf0cd01b318a17457336dc7627cbf1ab3a8c78b8
Reviewed-on: https://gerrit.mot.com/2057699
SME-Granted: SME Approvals Granted
SLTApproved: Slta Waiver
Tested-by: Jira Key
Reviewed-by: Minghui Wei <weimh1@motorola.com>
Reviewed-by: Huosheng Liao <liaohs@motorola.com>
Submit-Approved: Jira Key
---
 AndroidKernelModule.mk | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/AndroidKernelModule.mk b/AndroidKernelModule.mk
index 2a66cb871c41..6b7badb6bdbf 100644
--- a/AndroidKernelModule.mk
+++ b/AndroidKernelModule.mk
@@ -5,8 +5,10 @@ include device/qcom/common/dlkm/Build_external_kernelmodule.mk
 endif
 else
 ifneq (,$(findstring gki,$(KERNEL_DEFCONFIG)))
+ifneq (,$(findstring $(LOCAL_MODULE),$(BOARD_VENDOR_KERNEL_MODULES)))
 #GKI product should use Qcom latest dlkm compile file
 include device/qcom/common/dlkm/AndroidKernelModule.mk
+endif
 else
 DISABLE_THIS_DLKM := $(strip $(TARGET_KERNEL_DLKM_DISABLE))