linux-kernel - Re: [RFC/PATCH] revoke/frevoke system calls V2

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Date:	Tue, 8 Aug 2006 15:31:20 +0300
From:	"Pekka Enberg" <penberg@...helsinki.fi>
To:	"Alan Cox" <alan@...rguk.ukuu.org.uk>
Cc:	"Edgar Toernig" <froese@....de>, "Pavel Machek" <pavel@....cz>,
	linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
	akpm@...l.org, viro@...iv.linux.org.uk, tytso@....edu,
	tigran@...itas.com
Subject: Re: [RFC/PATCH] revoke/frevoke system calls V2

Ar Llu, 2006-08-07 am 22:41 +0200, ysgrifennodd Edgar Toernig:
> > Your implementation is much cruder - it simply takes the fd
> > away from the app; any future use gives EBADF.  As a bonus,

On 8/8/06, Alan Cox <alan@...rguk.ukuu.org.uk> wrote:
> It needs to give -ENXIO/0 as per BSD that much is clear.

I assume you mean devices only? EBADF makes sense for regular files,
except for close(2), maybe, for which zero is probably more
appropriate.

                                          Pekka
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