ion: ion@0 compatible = "qcom,msm-ion"; system_heap: ion-system-heap qcom,ion-heap-type = "SYSTEM"; ; ; Cause : Missing CONFIG_SDCARD_FS=y . Workaround : Switch to FUSE or backport sdcardfs from newer 4.14 branches. 9. Upgrading from 4.14.117 to a newer 4.14.x To apply LTS fixes while staying on 4.14 branch:
mkdtimg create dtbo.img --page_size=4096 $(find . -name "*.dtbo") 6.1 Dynamic Debug Enable at boot: kernel version 4.14.117 android
make headers_install INSTALL_HDR_PATH=out/ Cause : Outdated ION heap definitions in dts. Fix : Verify ion_heap nodes in device tree: ion: ion@0 compatible = "qcom