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Subject: Re: [PATCH v2 0/6] riscv: KCFI support
From:   patchwork-bot+linux-riscv@kernel.org
Message-Id: <169340163454.19859.5631159121933404323.git-patchwork-notify@kernel.org>
Date:   Wed, 30 Aug 2023 13:20:34 +0000
References: <20230710183544.999540-8-samitolvanen@google.com>
In-Reply-To: <20230710183544.999540-8-samitolvanen@google.com>
To:     Sami Tolvanen <samitolvanen@google.com>
Cc:     linux-riscv@lists.infradead.org, paul.walmsley@sifive.com,
        palmer@dabbelt.com, aou@eecs.berkeley.edu, keescook@chromium.org,
        nathan@kernel.org, ndesaulniers@google.com,
        conor.dooley@microchip.com, llvm@lists.linux.dev,
        linux-kernel@vger.kernel.org
Precedence: bulk

Hello:

This series was applied to riscv/linux.git (for-next)
by Palmer Dabbelt <palmer@rivosinc.com>:

On Mon, 10 Jul 2023 18:35:45 +0000 you wrote:
> This series adds KCFI support for RISC-V. KCFI is a fine-grained
> forward-edge control-flow integrity scheme supported in Clang >=16,
> which ensures indirect calls in instrumented code can only branch to
> functions whose type matches the function pointer type, thus making
> code reuse attacks more difficult.
> 
> Patch 1 implements a pt_regs based syscall wrapper to address
> function pointer type mismatches in syscall handling. Patches 2 and 3
> annotate indirectly called assembly functions with CFI types. Patch 4
> implements error handling for indirect call checks. Patch 5 disables
> CFI for arch/riscv/purgatory. Patch 6 finally allows CONFIG_CFI_CLANG
> to be enabled for RISC-V.
> 
> [...]

Here is the summary with links:
  - [v2,1/6] riscv: Implement syscall wrappers
    https://git.kernel.org/riscv/c/08d0ce30e0e4
  - [v2,2/6] riscv: Add types to indirectly called assembly functions
    https://git.kernel.org/riscv/c/5f59c6855bad
  - [v2,3/6] riscv: Add ftrace_stub_graph
    https://git.kernel.org/riscv/c/f3a0c23f2539
  - [v2,4/6] riscv: Add CFI error handling
    https://git.kernel.org/riscv/c/af0ead42f693
  - [v2,5/6] riscv/purgatory: Disable CFI
    https://git.kernel.org/riscv/c/a72ab0361110
  - [v2,6/6] riscv: Allow CONFIG_CFI_CLANG to be selected
    https://git.kernel.org/riscv/c/74f8fc31feb4

You are awesome, thank you!
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