linux-kernel - Re: [PATCH] mm: kill kmemcheck

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] [thread-next>] [day] [month] [year] [list]

Date:	Wed, 11 Mar 2015 08:34:46 -0400
From:	Sasha Levin <sasha.levin@...cle.com>
To:	Steven Rostedt <rostedt@...dmis.org>
CC:	LKML <linux-kernel@...r.kernel.org>, linux-mm@...ck.org,
	netdev@...r.kernel.org, linux-arch@...r.kernel.org,
	linux-fsdevel@...r.kernel.org, linux-crypto@...r.kernel.org
Subject: Re: [PATCH] mm: kill kmemcheck

On 03/11/2015 08:19 AM, Steven Rostedt wrote:
> I removed the Cc list as it was so large, I'm sure that it exceeded the
> LKML Cc size limit, and your email probably didn't make it to the list
> (or any of them).

Thanks. I'll resend in a bit if it doesn't show up on lkml.org.

> On Wed, 11 Mar 2015 07:43:59 -0400
> Sasha Levin <sasha.levin@...cle.com> wrote:
> 
>> > As discussed on LSF/MM, kill kmemcheck.
>> > 
>> > KASan is a replacement that is able to work without the limitation of
>> > kmemcheck (single CPU, slow). KASan is already upstream.
>> > 
>> > We are also not aware of any users of kmemcheck (or users who don't consider
>> > KASan as a suitable replacement).
> I use kmemcheck and I am unaware of KASan. I'll try to play with KASan
> and see if it suites my needs.

Fair enough. We knew there are existing kmemcheck users, but KASan should be
superior both in performance and the scope of bugs it finds. It also shouldn't
impose new limitations beyond requiring gcc 4.9.2+.


Thanks,
Sasha
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/