linux-kernel - Re: A desktop environment[1] kernel wishlist

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Message-ID: <20141027092311.GA9807@amd>
Date:	Mon, 27 Oct 2014 10:23:11 +0100
From:	Pavel Machek <pavel@....cz>
To:	Sergey <sergey@...mentaryos.org>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: A desktop environment[1] kernel wishlist

On Tue 2014-10-21 13:11:07, Sergey wrote:
> Hey everyone,
> 
> I'm glad we're having some discussion on this, because we have almost
> exactly the same kernel wishlist internally for elementary OS / Pantheon DE.
> 
> I believe I can further elaborate on the VFS monitoring part. We need a file
> monitoring facility that's scalable (unlike inotify) and can provide a
> decent level of detail (unlike fanotify). In particular, we need to be able
> to detect file/directory creation, renaming and removal events, as well as
> close_write event. And, in an ideal world, all of that without requiring
> root permissions.
> 
> This can be almost accomplished by combining output of fanotify with that of
> a custom LSM module that just reports events to userspace (e.g. rlocate uses
> such a thing). There are two problems with this: first, it's a hideous hack,
> and second, it doesn't detect deletions.

And third, it will eat unbounded ammounts of memory, right?

If "recursive mtime" was available, would that work for you?
									Pavel
-- 
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