CONFIG_RISCV_ISA_ZACAS: Zacas extension support for atomic CAS

General informations

The Linux kernel configuration item CONFIG_RISCV_ISA_ZACAS:

• prompt: Zacas extension support for atomic CAS
• type: bool
• depends on: ( CONFIG_TOOLCHAIN_HAS_ZACAS ) && ( CONFIG_RISCV_ALTERNATIVE )
• defined in arch/riscv/Kconfig
• found in Linux kernels: 6.13-rc+HEAD

Help text

Enable the use of the Zacas ISA-extension to implement kernel atomic cmpxchg operations when it is detected at boot.

If you don't know what to do here, say Y.

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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