From: Pavel Emelyanov <xemul@parallels.com>
To: Sasha Levin <levinsasha928@gmail.com>
Cc: "khlebnikov@openvz.org" <khlebnikov@openvz.org>,
"gorcunov@openvz.org" <gorcunov@openvz.org>,
Dave Jones <davej@redhat.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: c/r: broken locking when executing map_files
Date: Wed, 02 May 2012 21:34:13 +0400 [thread overview]
Message-ID: <4FA17015.1000504@parallels.com> (raw)
In-Reply-To: <1335979380.10666.6.camel@lappy>
On 05/02/2012 09:23 PM, Sasha Levin wrote:
> Hi all,
>
> I've stumbled on several lockdep warnings when playing with the new files created under /proc/[pid], specifically 'map_files'.
>
> My theory is that files under map_files shouldn't be executable,
These are symlinks and x bit on them doesn't mean anything, but anyway, thanks for catching this.
> but since I'm not sure what the usermode code for
> c/r does exactly, I should probably confirm that first. If it's indeed the case, you can probably skip
> the rest of this mail.
>
> First, if I try to simply execute one of the mappings:
prev parent reply other threads:[~2012-05-02 17:34 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-02 17:23 Sasha Levin
2012-05-02 17:27 ` Cyrill Gorcunov
2012-05-03 17:31 ` Cyrill Gorcunov
2012-05-05 18:20 ` Vasiliy Kulikov
2012-05-05 18:53 ` Cyrill Gorcunov
2012-05-05 19:32 ` Cyrill Gorcunov
2012-05-06 20:21 ` Vasiliy Kulikov
2012-05-06 20:49 ` Cyrill Gorcunov
2012-05-11 17:56 ` Vasiliy Kulikov
2012-05-11 18:18 ` Cyrill Gorcunov
2012-05-02 17:34 ` Pavel Emelyanov [this message]
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