linux-kernel - Re: Finding hardlinks

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Message-Id: <1166869106.3281.587.camel@laptopd505.fenrus.org>
Date:	Sat, 23 Dec 2006 11:18:26 +0100
From:	Arjan van de Ven <arjan@...radead.org>
To:	Mikulas Patocka <mikulas@...ax.karlin.mff.cuni.cz>
Cc:	Jan Harkes <jaharkes@...cmu.edu>,
	Miklos Szeredi <miklos@...redi.hu>,
	linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org
Subject: Re: Finding hardlinks


> 
> If user (or script) doesn't specify that flag, it doesn't help. I think 
> the best solution for these filesystems would be either to add new syscall
>  	int is_hardlink(char *filename1, char *filename2)
> (but I know adding syscall bloat may be objectionable)

it's also the wrong api; the filenames may have been changed under you
just as you return from this call, so it really is a
"was_hardlink_at_some_point()" as you specify it.
If you make it work on fd's.. it has a chance at least.

-- 
if you want to mail me at work (you don't), use arjan (at) linux.intel.com
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