linux-kernel - Re: [PATCH 0/7] overlay filesystem: request for inclusion

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Message-ID: <6167.1308530628@jrobl>
Date:	Mon, 20 Jun 2011 09:43:48 +0900
From:	"J. R. Okajima" <hooanon05@...oo.co.jp>
To:	Michal Suchanek <hramrach@...trum.cz>
Cc:	Miklos Szeredi <miklos@...redi.hu>,
	Alan Cox <alan@...rguk.ukuu.org.uk>,
	Valerie Aurora <val@...consulting.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	NeilBrown <neilb@...e.de>, viro@...iv.linux.org.uk,
	torvalds@...ux-foundation.org, linux-fsdevel@...r.kernel.org,
	linux-kernel@...r.kernel.org, apw@...onical.com, nbd@...nwrt.org,
	jordipujolp@...il.com, ezk@....cs.sunysb.edu
Subject: Re: [PATCH 0/7] overlay filesystem: request for inclusion


Michal Suchanek:
> Is there any reason why a directory cannot be whiteout?

Just to reduce consuming inodes.


> It may possibly hide a XXXXXXXX file if it is later added to the lower layer.

No, because it is "doubly" whiteouted.


> Just as whiteout has totally different file-type from a file. It's
> specific to the union.

Ok, we are talking about different whiteouts.


J. R. Okajima
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