/usr/src/kernels/4.18.0-553.157.1.el8_10.x86_64/kernel/printk
Edit: /usr/src/kernels/4.18.0-553.157.1.el8_10.x86_64/kernel/printk/Makefile (147B)
obj-y = printk.o
obj-$(CONFIG_PRINTK) += printk_safe.o
obj-$(CONFIG_A11Y_BRAILLE_CONSOLE) += braille.o
obj-$(CONFIG_PRINTK) += printk_ringbuffer.o