CONFIG_INTERRUPT_SANITIZE_REGISTERS: Clear gprs on interrupt arrival

General informations

The Linux kernel configuration item CONFIG_INTERRUPT_SANITIZE_REGISTERS:

• prompt: Clear gprs on interrupt arrival
• type: bool
• depends on: CONFIG_PPC64 && CONFIG_ARCH_HAS_SYSCALL_WRAPPER
• defined in arch/powerpc/Kconfig
• found in Linux kernels: 6.2–6.8, 6.9-rc+HEAD

Help text

Reduce the influence of user register state on interrupt handlers and syscalls through clearing user state from registers before handling the exception.

Hardware

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Sources

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The data is retrived from:

• Linux kernel
• Linux Kernel Driver DataBase (LKDDb)

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