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CONFIG_X86_STACK_PROTECTION
¶
(No prompt – not directly user assignable.)
Type: bool
Help¶
This option leverages the MMU to cause a system fatal error if the
bounds of the current process stack are overflowed. This is done
by preceding all stack areas with a 4K guard page.
Help¶
This option leverages the MMU to cause a system fatal error if the
bounds of the current process stack are overflowed. This is done
by preceding all stack areas with a 4K guard page.
Direct dependencies¶
(!X86_64
&& X86
) || (X86_64
&& X86
)
(Includes any dependencies from ifs and menus.)
Defaults¶
y if
HW_STACK_PROTECTION
y if
HW_STACK_PROTECTION
Symbols selected by this symbol¶
Kconfig definitions¶
At <Zephyr>/arch/x86/core/Kconfig.ia32:55
Included via <Zephyr>/Kconfig:8
→ <Zephyr>/Kconfig.zephyr:29
→ <Zephyr>/arch/Kconfig:12
→ <Zephyr>/arch/x86/Kconfig:483
Menu path: (Top) → X86 Architecture Options → Processor Capabilities
config X86_STACK_PROTECTION
bool
default y if HW_STACK_PROTECTION
select THREAD_STACK_INFO
select SET_GDT
select GDT_DYNAMIC
select X86_ENABLE_TSS
depends on !X86_64 && X86
help
This option leverages the MMU to cause a system fatal error if the
bounds of the current process stack are overflowed. This is done
by preceding all stack areas with a 4K guard page.
At <Zephyr>/arch/x86/core/Kconfig.intel64:72
Included via <Zephyr>/Kconfig:8
→ <Zephyr>/Kconfig.zephyr:29
→ <Zephyr>/arch/Kconfig:12
→ <Zephyr>/arch/x86/Kconfig:484
Menu path: (Top) → X86 Architecture Options
config X86_STACK_PROTECTION
bool
default y if HW_STACK_PROTECTION
select THREAD_STACK_INFO
depends on X86_64 && X86
help
This option leverages the MMU to cause a system fatal error if the
bounds of the current process stack are overflowed. This is done
by preceding all stack areas with a 4K guard page.
(The ‘depends on’ condition includes propagated dependencies from ifs and menus.)