linux-kernel - Re: [PATCH v2] vfs: Don't exchange "short" filenames unconditionally.

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Message-ID: <CA+55aFzTs5R_TzwdsBRAkw+mGLWF0XT9_sGeb_+ETUy-gJsY_w@mail.gmail.com>
Date:	Wed, 24 Sep 2014 12:20:38 -0700
From:	Linus Torvalds <torvalds@...ux-foundation.org>
To:	Al Viro <viro@...iv.linux.org.uk>
Cc:	Mikhail Efremov <sem@...linux.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Miklos Szeredi <mszeredi@...e.cz>,
	linux-fsdevel <linux-fsdevel@...r.kernel.org>,
	stable <stable@...r.kernel.org>
Subject: Re: [PATCH v2] vfs: Don't exchange "short" filenames unconditionally.

On Wed, Sep 24, 2014 at 11:55 AM, Al Viro <viro@...iv.linux.org.uk> wrote:
>
> Yecchhhh...  Applied, but it's very ugly.  Oh, well - regression is
> regression, and I don't see a cleaner fix at the moment.  If I don't
> manage to come up with anything prettier, to Linus it goes in tonight
> pull request ;-/

Please don't. That thing is too ugly to exist. It also looks
completely and utterly buggy. There's no way I'm taking it. If
switch-names is suddenly conditional, what the f*ck happens to the
name hash which is unconditionally done with a swap() right
afterwards.

There's no way that patch is correct.

           Linus
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