Kernel Version 4.14.117 Android -
echo "file mm/* +p" > /sys/kernel/debug/dynamic_debug/control echo function > /sys/kernel/debug/tracing/current_tracer cat /sys/kernel/debug/tracing/trace_pipe 6.3 Kernel Logs with ramoops (pstore) Enable in defconfig:
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make headers_install INSTALL_HDR_PATH=out/ Cause : Outdated ION heap definitions in dts.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: echo "file mm/* +p" >
TARGET_KERNEL_VERSION := 4.14 TARGET_KERNEL_CONFIG := vendor/sdm660_defconfig TARGET_KERNEL_SOURCE := kernel/msm-4.14 BOARD_KERNEL_IMAGE_NAME := Image.gz-dtb Then run: /sys/kernel/debug/dynamic_debug/control echo function >