linux-kernel - Re: [PATCH] fs: add FD_CLOFORK and O

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Message-ID: <1304749754.2821.712.camel@edumazet-laptop>
Date:	Sat, 07 May 2011 08:29:14 +0200
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Changli Gao <xiaosuo@...il.com>
Cc:	Alexander Viro <viro@...iv.linux.org.uk>,
	Matthew Wilcox <matthew@....cx>, Arnd Bergmann <arnd@...db.de>,
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-arch@...r.kernel.org
Subject: Re: [PATCH] fs: add FD_CLOFORK and O_CLOFORK

Le samedi 07 mai 2011 à 14:22 +0800, Changli Gao a écrit :

> It seems more clear. Thanks.
> 
> BTW: I will work on F_CLOSFD after this patch accepted. It is useful
> to close all the opened file descriptors when programing a daemon.
> 

I am sure the following idea already was discussed in the past :

Embed the close_on_exec / close_on_close bits in the low order bits of
file pointers.

Might be interesting to raise it again.




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