linux-kernel - Re: [PATCH] rtc: lockdep fix

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: <20060920084728.GA17887@elte.hu>
Date:	Wed, 20 Sep 2006 10:47:28 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Arjan van de Ven <arjan@...ux.intel.com>
Cc:	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...l.org>
Subject: Re: [PATCH] rtc: lockdep fix


* Arjan van de Ven <arjan@...ux.intel.com> wrote:

> >ouch! That is a scenario that could lead to real lockups. Fix looks 
> >good and necessary for v2.6.18 to me.
> 
> btw this entire code path is evil; the rtc_get_rtc_time() function can 
> do really long delays which is unsuitable for being called in 
> interrupt context!

yeah - but i dont think it triggers that often, and a fix for that 
probably isnt for v2.6.18.

	Ingo
-
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/