From: Piotr Karbowski <piotr.karbowski@gmail.com>
To: Mateusz Guzik <mguzik@redhat.com>, Al Viro <viro@ZenIV.linux.org.uk>
Cc: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org
Subject: Re: /proc/<pid>/exe symlink behavior change in >=3.15.
Date: Thu, 11 Sep 2014 20:37:39 +0200 [thread overview]
Message-ID: <5411EBF3.3040008@gmail.com> (raw)
In-Reply-To: <20140907075607.GA11240@mguzik>
Hi Mateusz,
> I can implement that later if it sounds sane enough.
> Note this behaviour seems to be a requirement for cross-rename to work.
>
> At least restoring previous behaviour while keeping cross-rename is not hard,
> I can write it later.
Have you find a proper solution for this very issue or anything that can
push forward addressing it?
Thankfully this issue has been addressed by a workaround in fs/dcache.c
in grsecurity patch for 3.16.2
(grsecurity-3.0-3.16.2-201409082129.patch) but it would be great to have
a fix upstream.
-- Piotr.
next prev parent reply other threads:[~2014-09-11 18:37 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-06 21:44 /proc/<pid>/exe symlink behavior change in >=3.15 Piotr Karbowski
2014-09-06 23:02 ` Richard Weinberger
2014-09-07 10:20 ` Piotr Karbowski
2014-09-07 7:56 ` Mateusz Guzik
2014-09-11 18:37 ` Piotr Karbowski [this message]
2014-09-11 23:39 ` Chuck Ebbert
2014-09-11 23:57 ` Mateusz Guzik
2014-09-15 14:14 ` Miklos Szeredi
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