文件操作 - Kconfig.debug
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文件: /usr/src/kernels/4.18.0-553.125.1.el8_10.x86_64/arch/s390/Kconfig.debug
编辑文件内容
# SPDX-License-Identifier: GPL-2.0 menu "Kernel hacking" config TRACE_IRQFLAGS_SUPPORT def_bool y source "lib/Kconfig.debug" config S390_PTDUMP bool "Export kernel pagetable layout to userspace via debugfs" depends on DEBUG_KERNEL select DEBUG_FS ---help--- Say Y here if you want to show the kernel pagetable layout in a debugfs file. This information is only useful for kernel developers who are working in architecture specific areas of the kernel. It is probably not a good idea to enable this feature in a production kernel. If in doubt, say "N" config EARLY_PRINTK def_bool y endmenu
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