From: David Laight <David.Laight@ACULAB.COM>
To: 'Andy Lutomirski' <luto@kernel.org>,
Thomas Gleixner <tglx@linutronix.de>
Cc: Kees Cook <keescook@chromium.org>, Borislav Petkov <bp@alien8.de>,
"Sami Tolvanen" <samitolvanen@google.com>,
X86 ML <x86@kernel.org>, Josh Poimboeuf <jpoimboe@redhat.com>,
Peter Zijlstra <peterz@infradead.org>,
"Nathan Chancellor" <nathan@kernel.org>,
Nick Desaulniers <ndesaulniers@google.com>,
Sedat Dilek <sedat.dilek@gmail.com>,
"linux-hardening@vger.kernel.org"
<linux-hardening@vger.kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
clang-built-linux <clang-built-linux@googlegroups.com>
Subject: RE: [PATCH 05/15] x86: Implement function_nocfi
Date: Mon, 19 Apr 2021 15:26:36 +0000 [thread overview]
Message-ID: <c0af9b5811cf4066b7297196bc46456f@AcuMS.aculab.com> (raw)
In-Reply-To: <CALCETrVEhL9N_DEM8=rbAzp8Nb2pDitRCZGRAVcE288MBrJ4ug@mail.gmail.com>
From: Andy Lutomirski
> Sent: 18 April 2021 01:12
..
> Slightly more complicated:
>
> struct opaque_symbol;
> extern struct opaque_symbol entry_SYSCALL_64;
>
> The opaque_symbol variant avoids any possible confusion over the weird
> status of arrays in C, and it's hard to misuse, since struct
> opaque_symbol is an incomplete type.
Maybe:
s/opaque_symbol/entry_SYSCALL_64/
David
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Registered Address Lakeside, Bramley Road, Mount Farm, Milton Keynes, MK1 1PT, UK
Registration No: 1397386 (Wales)
next prev parent reply other threads:[~2021-04-19 15:26 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-16 20:38 [PATCH 00/15] x86: Add support for Clang CFI Sami Tolvanen
2021-04-16 20:38 ` [PATCH 01/15] objtool: Find a destination for jumps beyond the section end Sami Tolvanen
2021-04-20 18:14 ` Josh Poimboeuf
2021-04-20 20:25 ` Sami Tolvanen
2021-04-20 22:55 ` Josh Poimboeuf
2021-04-20 22:58 ` Nick Desaulniers
2021-04-16 20:38 ` [PATCH 02/15] objtool: Add CONFIG_CFI_CLANG support Sami Tolvanen
2021-04-20 19:47 ` Josh Poimboeuf
2021-04-20 20:45 ` Sami Tolvanen
2021-04-16 20:38 ` [PATCH 03/15] objtool: Add ASM_STACK_FRAME_NON_STANDARD Sami Tolvanen
2021-04-16 20:38 ` [PATCH 04/15] static_call: Use global functions for the self-test Sami Tolvanen
2021-04-16 21:37 ` Thomas Gleixner
2021-04-17 0:16 ` Thomas Gleixner
2021-04-16 20:38 ` [PATCH 05/15] x86: Implement function_nocfi Sami Tolvanen
2021-04-16 21:18 ` Borislav Petkov
2021-04-16 21:49 ` Sami Tolvanen
2021-04-16 22:02 ` Borislav Petkov
2021-04-16 22:06 ` Andy Lutomirski
2021-04-16 22:14 ` Borislav Petkov
2021-04-16 22:20 ` Andy Lutomirski
2021-04-16 22:37 ` Kees Cook
2021-04-16 23:02 ` Thomas Gleixner
2021-04-17 10:16 ` Thomas Gleixner
2021-04-19 15:13 ` Sami Tolvanen
2021-04-16 22:28 ` Kees Cook
2021-04-16 22:52 ` Andy Lutomirski
2021-04-16 22:58 ` Kees Cook
2021-04-16 23:40 ` Kees Cook
2021-04-17 23:19 ` Andy Lutomirski
2021-04-17 23:53 ` Thomas Gleixner
2021-04-18 0:11 ` Andy Lutomirski
2021-04-18 16:17 ` Thomas Gleixner
2021-04-18 22:57 ` Andy Lutomirski
2021-04-19 15:20 ` Sami Tolvanen
2021-04-19 15:26 ` David Laight [this message]
2021-04-19 17:46 ` Andy Lutomirski
2021-04-17 14:20 ` David Laight
2021-04-17 15:48 ` Andy Lutomirski
2021-04-19 8:40 ` Rasmus Villemoes
2021-04-19 16:45 ` Joao Moreira
2021-04-19 21:52 ` David Laight
2021-04-16 22:16 ` Kees Cook
2021-04-16 22:13 ` Thomas Gleixner
2021-04-16 20:38 ` [PATCH 06/15] x86: Avoid CFI jump tables in IDT and entry points Sami Tolvanen
2021-04-16 22:26 ` Thomas Gleixner
2021-04-16 23:56 ` Kees Cook
2021-04-17 0:02 ` Thomas Gleixner
2021-04-16 20:38 ` [PATCH 07/15] x86/ftrace: Use function_nocfi in MCOUNT_ADDR Sami Tolvanen
2021-04-16 20:38 ` [PATCH 08/15] x86/extable: Do not mark exception callback as CFI Sami Tolvanen
2021-04-16 20:38 ` [PATCH 09/15] x86/alternatives: Use C int3 selftest but disable KASAN Sami Tolvanen
2021-04-17 11:37 ` Peter Zijlstra
2021-04-19 15:26 ` Sami Tolvanen
2021-04-20 7:19 ` Peter Zijlstra
2021-04-16 20:38 ` [PATCH 10/15] x86/purgatory: Disable CFI Sami Tolvanen
2021-04-16 20:38 ` [PATCH 11/15] x86, relocs: Ignore __typeid__ relocations Sami Tolvanen
2021-04-16 20:38 ` [PATCH 12/15] x86, module: " Sami Tolvanen
2021-04-16 20:38 ` [PATCH 13/15] x86, cpu: Use LTO for cpu.c with CFI Sami Tolvanen
2021-04-16 20:38 ` [PATCH 14/15] x86, kprobes: Fix optprobe_template_func type mismatch Sami Tolvanen
2021-04-16 20:38 ` [PATCH 15/15] x86, build: Allow CONFIG_CFI_CLANG to be selected Sami Tolvanen
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