linux-kernel - Re: [PATCH -V2 09/13] fsnotify: add correlations between events

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Date:	Tue, 7 Apr 2009 16:06:30 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Eric Paris <eparis@...hat.com>
Cc:	linux-kernel@...r.kernel.org, viro@...iv.linux.org.uk,
	hch@...radead.org, alan@...rguk.ukuu.org.uk, sfr@...b.auug.org.au,
	john@...nmccutchan.com, rlove@...ve.org
Subject: Re: [PATCH -V2 09/13] fsnotify: add correlations between events

On Fri, 27 Mar 2009 16:05:54 -0400
Eric Paris <eparis@...hat.com> wrote:

> inotify sends userspace a correlation between events when they are related
> (aka when dentries are moved).  This adds that same support for all
> fsnotify events.
> 

So is this a new userspace-visible feature?

>
> ...
>
> +static atomic_t fsnotify_sync_cookie = ATOMIC_INIT(0);
> +
> +u32 fsnotify_get_cookie(void)
> +{
> +	return atomic_inc_return(&fsnotify_sync_cookie);
> +}
> +EXPORT_SYMBOL_GPL(fsnotify_get_cookie);

Please make a poilcy of documenting the global symbols.  Especially the
exported-to-modules symbols.  At least.

>
> ...
>

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