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Date: Sat, 4 Aug 2001 05:43:30 +0200
From: Matthias Andree <matthias.andree@stud.uni-dortmund.de>
To: Alexander Viro <viro@math.psu.edu>
Cc: Daniel Phillips <phillips@bonn-fries.net>,
        Horst von Brand <vonbrand@sleipnir.valparaiso.cl>,
        linux-kernel@vger.kernel.org
Subject: Re: intermediate summary of ext3-2.4-0.9.4 thread
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On Fri, 03 Aug 2001, Alexander Viro wrote:

> Sigh... You need i_sem for fsync(). Moreover, there is no warranty that
> set of objects you sync has _anything_ to path by the time when you start
> syncing the second one. Application has information about the use of
> parts of tree it's interested in. Kernel doesn't. Notice that all this
> wankage was full of "oh, but MTA doesn't care for symlinks", "oh, but MTA
> doesn't deal with parents renamed", ad nausea. You know what it means?

I know a few MTAs, but none of them use symlinks, they always use hard
links (if at all).

MTAs don't rename parent directories.

> Folks, putting policy into the kernel is Wrong(tm). And that's precisely
> what you are advocating here.

Is putting options with a user-space interface (mount option, file
system option such as chattr) wrong as well? Is making fsync() more
compatible wrong?

-- 
Matthias Andree