linux-kernel - Re: [PATCH 3/6] riscv: Add ftrace_stub

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <202306301125.5E2EE84@keescook>
Date:   Fri, 30 Jun 2023 11:25:22 -0700
From:   Kees Cook <keescook@...omium.org>
To:     Sami Tolvanen <samitolvanen@...gle.com>
Cc:     Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Nathan Chancellor <nathan@...nel.org>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        linux-riscv@...ts.infradead.org, llvm@...ts.linux.dev,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/6] riscv: Add ftrace_stub_graph

On Thu, Jun 29, 2023 at 11:42:48PM +0000, Sami Tolvanen wrote:
> Commit 883bbbffa5a4 ("ftrace,kcfi: Separate ftrace_stub() and
> ftrace_stub_graph()") added a separate ftrace_stub_graph function for
> CFI_CLANG. Add the stub to fix FUNCTION_GRAPH_TRACER compatibility
> with CFI.
> 
> Signed-off-by: Sami Tolvanen <samitolvanen@...gle.com>

Reviewed-by: Kees Cook <keescook@...omium.org>

-- 
Kees Cook