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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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123456789101112131415161718192021222324252627282930313233343536373839# SPDX-License-Identifier: GPL-2.0
config GPROF bool "Enable gprof support" depends on DEBUG_INFO && FRAME_POINTER help This allows profiling of a User-Mode Linux kernel with the gprof utility.
See <http://user-mode-linux.sourceforge.net/old/gprof.html> for more details.
If you're involved in UML kernel development and want to use gprof, say Y. If you're unsure, say N.
config GCOV bool "Enable gcov support" depends on DEBUG_INFO depends on !KCOV depends on !MODULES help This option allows developers to retrieve coverage data from a UML session.
See <http://user-mode-linux.sourceforge.net/old/gprof.html> for more details.
If you're involved in UML kernel development and want to use gcov, say Y. If you're unsure, say N.
config EARLY_PRINTK bool "Early printk" default y help Write kernel log output directly to stdout.
This is useful for kernel debugging when your machine crashes very early before the console code is initialized.