From: Kees Cook <keescook@chromium.org>
To: Sami Tolvanen <samitolvanen@google.com>
Cc: linux-kernel@vger.kernel.org,
Josh Poimboeuf <jpoimboe@redhat.com>,
Peter Zijlstra <peterz@infradead.org>,
x86@kernel.org, Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Nathan Chancellor <nathan@kernel.org>,
Nick Desaulniers <ndesaulniers@google.com>,
Joao Moreira <joao@overdrivepizza.com>,
Sedat Dilek <sedat.dilek@gmail.com>,
Steven Rostedt <rostedt@goodmis.org>,
linux-hardening@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, llvm@lists.linux.dev
Subject: Re: [PATCH v4 08/21] psci: Fix the function type for psci_initcall_t
Date: Wed, 31 Aug 2022 11:22:55 -0700 [thread overview]
Message-ID: <202208311122.FA0ECD5782@keescook> (raw)
In-Reply-To: <20220830233129.30610-9-samitolvanen@google.com>
On Tue, Aug 30, 2022 at 04:31:16PM -0700, Sami Tolvanen wrote:
> Functions called through a psci_initcall_t pointer all have
> non-const arguments. Fix the type definition to avoid tripping
> indirect call checks with CFI_CLANG.
>
> Suggested-by: Mark Rutland <mark.rutland@arm.com>
> 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:[~2022-08-31 18:24 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-30 23:31 [PATCH v4 00/21] KCFI support Sami Tolvanen
2022-08-30 23:31 ` [PATCH v4 01/21] treewide: Filter out CC_FLAGS_CFI Sami Tolvanen
2022-08-30 23:31 ` [PATCH v4 02/21] scripts/kallsyms: Ignore __kcfi_typeid_ Sami Tolvanen
2022-08-30 23:31 ` [PATCH v4 03/21] cfi: Remove CONFIG_CFI_CLANG_SHADOW Sami Tolvanen
2022-08-30 23:31 ` [PATCH v4 04/21] cfi: Drop __CFI_ADDRESSABLE Sami Tolvanen
2022-08-30 23:31 ` [PATCH v4 05/21] cfi: Switch to -fsanitize=kcfi Sami Tolvanen
2022-08-30 23:31 ` [PATCH v4 06/21] cfi: Add type helper macros Sami Tolvanen
2022-08-30 23:31 ` [PATCH v4 07/21] lkdtm: Emit an indirect call for CFI tests Sami Tolvanen
2022-08-30 23:31 ` [PATCH v4 08/21] psci: Fix the function type for psci_initcall_t Sami Tolvanen
2022-08-31 18:22 ` Kees Cook [this message]
2022-08-30 23:31 ` [PATCH v4 09/21] arm64: Add types to indirect called assembly functions Sami Tolvanen
2022-08-30 23:31 ` [PATCH v4 10/21] arm64: Add CFI error handling Sami Tolvanen
2022-08-30 23:31 ` [PATCH v4 11/21] arm64: Drop unneeded __nocfi attributes Sami Tolvanen
2022-08-30 23:31 ` [PATCH v4 12/21] init: Drop __nocfi from __init Sami Tolvanen
2022-08-30 23:31 ` [PATCH v4 13/21] treewide: Drop function_nocfi Sami Tolvanen
2022-08-30 23:31 ` [PATCH v4 14/21] treewide: Drop WARN_ON_FUNCTION_MISMATCH Sami Tolvanen
2022-08-30 23:31 ` [PATCH v4 15/21] treewide: Drop __cficanonical Sami Tolvanen
2022-08-30 23:31 ` [PATCH v4 16/21] objtool: Disable CFI warnings Sami Tolvanen
2022-08-31 18:23 ` Kees Cook
2022-08-30 23:31 ` [PATCH v4 17/21] kallsyms: Drop CONFIG_CFI_CLANG workarounds Sami Tolvanen
2022-08-31 18:23 ` Kees Cook
2022-08-30 23:31 ` [PATCH v4 18/21] x86/tools/relocs: Ignore __kcfi_typeid_ relocations Sami Tolvanen
2022-08-30 23:31 ` [PATCH v4 19/21] x86: Add types to indirectly called assembly functions Sami Tolvanen
2022-08-30 23:31 ` [PATCH v4 20/21] x86/purgatory: Disable CFI Sami Tolvanen
2022-08-30 23:31 ` [PATCH v4 21/21] x86: Add support for CONFIG_CFI_CLANG Sami Tolvanen
2022-08-31 18:28 ` Kees Cook
2022-08-31 22:04 ` [PATCH v4 00/21] KCFI support Kees Cook
2022-09-01 21:19 ` Nathan Chancellor
2022-09-02 0:33 ` Sami Tolvanen
2022-09-02 7:51 ` Peter Zijlstra
2022-09-02 15:39 ` Sami Tolvanen
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