linux-kernel - Re: [PATCH net] lockdep: provide always true lockdep_is

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, 8 Apr 2016 01:21:24 +0200
From:	Hannes Frederic Sowa <hannes@...essinduktion.org>
To:	linux-kernel@...r.kernel.org
Cc:	netdev@...r.kernel.org, Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...hat.com>,
	Eric Dumazet <eric.dumazet@...il.com>,
	David Miller <davem@...emloft.net>
Subject: Re: [PATCH net] lockdep: provide always true lockdep_is_held stub if
 lockdep disabled

On 08.04.2016 01:12, Hannes Frederic Sowa wrote:
> I need this to provide a generic lockdep_sock_is_held function which can
> be easily used in the kernel without using ifdef PROVEN macros.
>
> Cc: Peter Zijlstra <peterz@...radead.org>
> Cc: Ingo Molnar <mingo@...hat.com>
> Cc: Eric Dumazet <eric.dumazet@...il.com>
> Cc: David Miller <davem@...emloft.net>
> Signed-off-by: Hannes Frederic Sowa <hannes@...essinduktion.org>
> ---
> Hello Peter and Ingo,
>
> if it is possible coud this go in via the net-tree, as this problem is
> visible there already? Would be happy to get a review.

I take this patch back, as some call sites test if the lock is 
definitely not held. I come up with a better approach.