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From: Sasha Levin <sasha.levin@oracle.com>
To: Al Viro <viro@ZenIV.linux.org.uk>
Cc: LKML <linux-kernel@vger.kernel.org>
Subject: Re: fs: proc: lockdep spew and questions
Date: Sun, 08 Dec 2013 22:14:02 -0500	[thread overview]
Message-ID: <52A5357A.8030506@oracle.com> (raw)
In-Reply-To: <20131208221008.GO10323@ZenIV.linux.org.uk>

On 12/08/2013 05:10 PM, Al Viro wrote:
> On Sun, Dec 08, 2013 at 03:57:53PM -0500, Sasha Levin wrote:
>> Hi all,
>>
>> I've been looking at permissions in procfs, and noticed that
>> directories are usually added with execute permission.
>>
>> As far as I know, there's nothing executable by default inside
>> procfs, and on top of that, many of the files there don't deal well
>> with being executed so it's easy to cause lockdep spews (one below).
>>
>> Is there a reason execute bit is set for directories?
>
> Take any introductory textbook on Unix and read the chapter on permissions.
> Or say chmod a-x ~, if you prefer education by self-LART...
>

Uh, forgot about that.

So how would you suggest to deal with the execution issue in procfs?


Thanks,
Sasha

  reply	other threads:[~2013-12-09  3:14 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-12-08 20:57 fs: proc: lockdep spew and questions Sasha Levin
2013-12-08 22:10 ` Al Viro
2013-12-09  3:14   ` Sasha Levin [this message]
2013-12-09 11:46     ` Christian Kujau

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