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/nios2/Kconfig.debug
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# SPDX-License-Identifier: GPL-2.0 menu "Kernel hacking" config TRACE_IRQFLAGS_SUPPORT def_bool y source "lib/Kconfig.debug" config DEBUG_STACK_USAGE bool "Enable stack utilization instrumentation" depends on DEBUG_KERNEL help Enables the display of the minimum amount of free stack which each task has ever had available in the sysrq-T and sysrq-P debug output. This option will slow down process creation somewhat. config EARLY_PRINTK bool "Activate early kernel debugging" default y select SERIAL_CORE_CONSOLE help Enable early printk on console This is useful for kernel debugging when your machine crashes very early before the console code is initialized. You should normally say N here, unless you want to debug such a crash. endmenu
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