linux-kernel - Re: [PATCH] lkdtm: do not depend on CONFIG

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]

Message-ID: <CAGXu5jLcur2cL8xvpmYOzQ-FZJk35_LSaOhv-ony5sFj6mcGVQ@mail.gmail.com>
Date:   Tue, 27 Nov 2018 09:03:23 -0800
From:   Kees Cook <keescook@...omium.org>
To:     Christophe Leroy <christophe.leroy@....fr>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Arnd Bergmann <arnd@...db.de>,
        LKML <linux-kernel@...r.kernel.org>,
        PowerPC <linuxppc-dev@...ts.ozlabs.org>
Subject: Re: [PATCH] lkdtm: do not depend on CONFIG_BLOCK

On Tue, Nov 27, 2018 at 7:59 AM, Christophe Leroy
<christophe.leroy@....fr> wrote:
>
>
> On 11/27/2018 07:43 AM, Greg Kroah-Hartman wrote:
>>
>> On Fri, Nov 09, 2018 at 07:05:51AM +0000, Christophe Leroy wrote:
>>>
>>> Most parts of lkdtm don't require CONFIG_BLOCK.
>>>
>>> This patch limits dependency to CONFIG_BLOCK in order to give embedded
>>> platforms which don't select CONFIG_BLOCK the opportunity to use LKDTM.
>>>
>>> Fixes: fddd9cf82c9f ("make LKDTM depend on BLOCK")
>>> Signed-off-by: Christophe Leroy <christophe.leroy@....fr>

Actually, I don't think any of this is needed, actually. The switch to
kprobes from jprobes meant that the symbols are resolved at runtime
now, so there's no need for the headers at all (nor the Kconfig line).
I'll spin something and send it out...

-- 
Kees Cook