From: Kees Cook <keescook@chromium.org>
To: Sami Tolvanen <samitolvanen@google.com>
Cc: Paul Walmsley <paul.walmsley@sifive.com>,
Palmer Dabbelt <palmer@dabbelt.com>,
Albert Ou <aou@eecs.berkeley.edu>,
Nathan Chancellor <nathan@kernel.org>,
Nick Desaulniers <ndesaulniers@google.com>,
linux-riscv@lists.infradead.org, llvm@lists.linux.dev,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/6] riscv: Add types to indirectly called assembly functions
Date: Fri, 30 Jun 2023 11:25:12 -0700 [thread overview]
Message-ID: <202306301125.B58257BE4B@keescook> (raw)
In-Reply-To: <20230629234244.1752366-10-samitolvanen@google.com>
On Thu, Jun 29, 2023 at 11:42:47PM +0000, Sami Tolvanen wrote:
> With CONFIG_CFI_CLANG, assembly functions indirectly called
> from C code must be annotated with type identifiers to pass CFI
> checking. Use the SYM_TYPED_START macro to add types to the
> relevant functions.
>
> Signed-off-by: Sami Tolvanen <samitolvanen@google.com>
Reviewed-by: Kees Cook <keescook@chromium.org>
--
Kees Cook
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next prev parent reply other threads:[~2023-06-30 18:25 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-06-29 23:42 [PATCH 0/6] riscv: KCFI support Sami Tolvanen
2023-06-29 23:42 ` [PATCH 1/6] riscv: Implement syscall wrappers Sami Tolvanen
2023-06-30 18:29 ` Kees Cook
2023-06-29 23:42 ` [PATCH 2/6] riscv: Add types to indirectly called assembly functions Sami Tolvanen
2023-06-30 18:25 ` Kees Cook [this message]
2023-06-29 23:42 ` [PATCH 3/6] riscv: Add ftrace_stub_graph Sami Tolvanen
2023-06-30 18:25 ` Kees Cook
2023-06-29 23:42 ` [PATCH 4/6] riscv: Add CFI error handling Sami Tolvanen
2023-06-30 18:26 ` Kees Cook
2023-06-30 19:03 ` Conor Dooley
2023-06-29 23:42 ` [PATCH 5/6] riscv/purgatory: Disable CFI Sami Tolvanen
2023-06-30 18:27 ` Kees Cook
2023-06-29 23:42 ` [PATCH 6/6] riscv: Allow CONFIG_CFI_CLANG to be selected Sami Tolvanen
2023-06-30 18:27 ` Kees Cook
2023-06-30 19:07 ` Conor Dooley
2023-07-05 20:43 ` Sami Tolvanen
2023-06-30 18:48 ` [PATCH 0/6] riscv: KCFI support Conor Dooley
2023-06-30 19:45 ` Conor Dooley
2023-07-05 20:41 ` Sami Tolvanen
2023-06-30 20:13 ` Nathan Chancellor
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