1config HILOG 2 tristate "Hilog support" 3 default y 4 help 5 hilog buffer manager. 6 7 Hilog is a simple log manager for OpenHarmonyOS. 8 log string write to /dev/hilog, and the hilog driver copy it 9 to the ring buffer. Ring buffer can be read from userspace. 10 11config HILOG_BUFFER_SIZE 12 int "hilog buffer size" 13 default 4096 14 help 15 Define the default ring buffer size of hilog