linux-kernel - Re: [PATCH v2 4/5] fat: eliminate orphaned inode number allocation

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Message-ID: <87mx15910k.fsf@devron.myhome.or.jp>
Date:	Wed, 05 Sep 2012 02:00:11 +0900
From:	OGAWA Hirofumi <hirofumi@...l.parknet.co.jp>
To:	Namjae Jeon <linkinjeon@...il.com>
Cc:	akpm@...ux-foundation.org, bfields@...ldses.org,
	viro@...iv.linux.org.uk, linux-kernel@...r.kernel.org,
	Namjae Jeon <namjae.jeon@...sung.com>,
	Ravishankar N <ravi.n1@...sung.com>,
	Amit Sahrawat <a.sahrawat@...sung.com>
Subject: Re: [PATCH v2 4/5] fat: eliminate orphaned inode number allocation

Namjae Jeon <linkinjeon@...il.com> writes:

> From: Namjae Jeon <namjae.jeon@...sung.com>
>
> Maintain a list of inode(i_pos) numbers of orphaned inodes (i.e the
> inodes that have been unlinked but still having open file
> descriptors).At file/directory creation time, skip using such i_pos
> values.Removal of the i_pos from the list is done during inode eviction.

What happens if the directory (has busy entries) was completely removed?


And Al's point is important for NFS too. If you want stable ino for NFS,
you never can't change it.

Thanks.
-- 
OGAWA Hirofumi <hirofumi@...l.parknet.co.jp>
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