linux-kernel - Re: [PATCH 0/7] OMFS filesystem version 3

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Message-ID: <20080418161544.GA31520@shareable.org>
Date:	Fri, 18 Apr 2008 17:15:44 +0100
From:	Jamie Lokier <jamie@...reable.org>
To:	Miklos Szeredi <miklos@...redi.hu>
Cc:	szaka@...s-3g.org, me@...copeland.com, hch@...radead.org,
	akpm@...ux-foundation.org, linux-kernel@...r.kernel.org,
	linux-fsdevel@...r.kernel.org
Subject: Re: [PATCH 0/7] OMFS filesystem version 3

Miklos Szeredi wrote:
> > I have been bitten a few times by timeout based caches in the past
> > (NFS and SMB (pre-oplock)).  Simple things like editing a file, then
> > running "ssh compiler-box make" from the editor quietly building
> > incorrect code - and even subsequent make commands don't fix it.  Or
> > when I edit a file, then tell someone I've changed the file - and then
> > they edit the file, and my edits are lost.  Very annoying.  Nobody
> > should build those kind of caches into new software.  :-)
> 
> Oh well, you can turn off caching if it bothers you :)  OTOH it would
> be rather hard (and probably against the point) to try to extend the
> sftp protocol to handle cache coherency.  Sshfs is not meant to be a
> normal filesystem (although some people are trying to use it for home
> directories and such), just a simple way to access remote files.

Oh, I agree.  Violent agreement, they call it :-)

-- Jamie
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