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RISC-V Linux Patches Start On “zisslpcfi” Support For Control-Flow Integrity

By February 13, 2023February 17th, 2023No Comments

While there is a lot to love about RISC-V, with the plethora of RISC-V extensions some of the acronyms are hard to digest. The latest example is the Linux kernel patches for “zisslpcfi”, which is the RISC-V extension around Control-Flow Integrity (CFI) support for RISC-V processors.

A request for comments patch series was posted on Sunday night for getting RISC-V Control-Flow Integrity for U mode working with the zisslpcfi extension. Zisslpcfi amounts to “unprivileged integer shadow stack & landing pad based control-flow integrity.”

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