arch/x86/um/Kconfig

Source file repositories/reference/linux-study-clean/arch/x86/um/Kconfig

File Facts

System
Linux kernel
Corpus path
arch/x86/um/Kconfig
Extension
[no extension]
Size
778 bytes
Lines
40
Domain
Architecture Layer
Bucket
arch/x86
Inferred role
Architecture Layer: build/configuration rule
Status
atlas-only

Why This File Exists

CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.

Dependency Surface

Detected Declarations

Annotated Snippet

# SPDX-License-Identifier: GPL-2.0

menu "Host processor type and features"

source "arch/x86/Kconfig.cpu"

endmenu

config UML_X86
	def_bool y
	select ARCH_USE_QUEUED_RWLOCKS
	select ARCH_SUPPORTS_ATOMIC_RMW
	select ARCH_USE_QUEUED_SPINLOCKS
	select DCACHE_WORD_ACCESS
	select HAVE_EFFICIENT_UNALIGNED_ACCESS
	select UML_SUBARCH_SUPPORTS_SMP if X86_CX8

config 64BIT
	bool "64-bit kernel" if "$(SUBARCH)" = "x86"
	default "$(SUBARCH)" != "i386"

config X86_32
	def_bool !64BIT
	select ARCH_32BIT_OFF_T
	select ARCH_WANT_IPC_PARSE_VERSION
	select MODULES_USE_ELF_REL
	select CLONE_BACKWARDS
	select OLD_SIGSUSPEND3
	select OLD_SIGACTION

config X86_64
	def_bool 64BIT
	select MODULES_USE_ELF_RELA

config ARCH_HAS_SC_SIGNALS
	def_bool !64BIT

config GENERIC_HWEIGHT
	def_bool y

Annotation

Implementation Notes