linux/linux-5.18.11/arch/arm64/Kconfig.debug

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# SPDX-License-Identifier: GPL-2.0-only
config PID_IN_CONTEXTIDR
bool "Write the current PID to the CONTEXTIDR register"
help
Enabling this option causes the kernel to write the current PID to
the CONTEXTIDR register, at the expense of some additional
instructions during context switch. Say Y here only if you are
planning to use hardware trace tools with this kernel.
config DEBUG_EFI
depends on EFI && DEBUG_INFO
bool "UEFI debugging"
help
Enable this option to include EFI specific debugging features into
the kernel that are only useful when using a debug build of the
UEFI firmware
config ARM64_RELOC_TEST
depends on m
tristate "Relocation testing module"
source "drivers/hwtracing/coresight/Kconfig"