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] [day] [month] [year] [list]
Date:   Fri, 14 Apr 2023 14:16:50 -0700
From:   Nick Desaulniers <ndesaulniers@...gle.com>
To:     Peter Zijlstra <peterz@...radead.org>
Cc:     Josh Poimboeuf <jpoimboe@...nel.org>, x86@...nel.org,
        linux-kernel@...r.kernel.org, Miroslav Benes <mbenes@...e.cz>,
        linux-toolchains <linux-toolchains@...r.kernel.org>
Subject: Re: [PATCH v2 9/9] objtool: Ignore exc_double_fault() __noreturn warnings

On Thu, Apr 13, 2023 at 2:24 AM Peter Zijlstra <peterz@...radead.org> wrote:
>
> On Wed, Apr 12, 2023 at 12:03:24PM -0700, Josh Poimboeuf wrote:
> > +      *   - have compiler communicate __noreturn functions somehow

Could probably stuff these in some kind of "noreturn function symbol
table"/custom elf section; DWARF tags are nice but we don't always
want debug info.  (I should ask colleagues if there's anything like
this in DWARF already, perhaps for DWARFv6).

>
> This, we're going to have to do that -- because keeping that (ever
> growing) list in sync is going to be a pain in the backside.
>


-- 
Thanks,
~Nick Desaulniers

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ