linux-kernel - Re: /proc/<pid>/exe symlink behavior change in >=3.15.

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Message-ID: <540C3160.9040408@gmail.com>
Date:	Sun, 07 Sep 2014 12:20:16 +0200
From:	Piotr Karbowski <piotr.karbowski@...il.com>
To:	Richard Weinberger <richard.weinberger@...il.com>
CC:	LKML <linux-kernel@...r.kernel.org>
Subject: Re: /proc/<pid>/exe symlink behavior change in >=3.15.

Hi,

On 09/07/2014 01:02 AM, Richard Weinberger wrote:
> Can you please find the offending commit?
> Using an automated bisect run this should be easily doable.

That would be it:

da1ce0670c14d8380e423a3239e562a1dc15fa9e is the first bad commit
commit da1ce0670c14d8380e423a3239e562a1dc15fa9e
Author: Miklos Szeredi <mszeredi@...e.cz>
Date:   Tue Apr 1 17:08:43 2014 +0200

     vfs: add cross-rename

     If flags contain RENAME_EXCHANGE then exchange source and 
destination files.
     There's no restriction on the type of the files; e.g. a directory 
can be
     exchanged with a symlink.

     Signed-off-by: Miklos Szeredi <mszeredi@...e.cz>
     Reviewed-by: Jan Kara <jack@...e.cz>
     Reviewed-by: J. Bruce Fields <bfields@...hat.com>

:040000 040000 86e9be1a42cb91c1068b76700c74ec7fdba5443c 
e0269a1fffefe60cbd6d56ccab6485ff383d728d M	fs
:040000 040000 e677e31ebb0a5b355cefe199cba9453800624905 
7a083642c2ea0698d85bfc9e65b99e8cfb4a7440 M	include
:040000 040000 266252c531debd56ae52e000ed1579dca19ddb35 
bfcb75158276de3feafd45d726f3297dfc139389 M	security

-- Piotr.
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