CONFIG_ARM64_BTI_KERNEL: Use Branch Target Identification for kernel

General informations

The Linux kernel configuration item CONFIG_ARM64_BTI_KERNEL:

• prompt: Use Branch Target Identification for kernel
• type: bool
• depends on: ( CONFIG_ARM64_BTI ) && ( CONFIG_ARM64_PTR_AUTH_KERNEL ) && ( CONFIG_CC_HAS_BRANCH_PROT_PAC_RET_BTI ) && (! CONFIG_CC_IS_GCC || CONFIG_GCC_VERSION >= CONFIG_100100 ) && (! CONFIG_CC_IS_GCC ) && ((! CONFIG_FUNCTION_GRAPH_TRACER || CONFIG_DYNAMIC_FTRACE_WITH_ARGS ))
• defined in arch/arm64/Kconfig
• found in Linux kernels: 5.8–5.19, 6.0–6.8, 6.9-rc+HEAD

Help text

Build the kernel with Branch Target Identification annotations and enable enforcement of this for kernel code. When this option is enabled and the system supports BTI all kernel code including modular code must have BTI enabled.

Hardware

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Sources

This page is automaticly generated with free (libre, open) software lkddb(see lkddb-sources).

The data is retrived from:

• Linux kernel
• Linux Kernel Driver DataBase (LKDDb)

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