linux-kernel - Re: [patch 3/7] vfs: mountinfo: add mount ID

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Message-ID: <20080327221358.GY10722@ZenIV.linux.org.uk>
Date:	Thu, 27 Mar 2008 22:13:58 +0000
From:	Al Viro <viro@...IV.linux.org.uk>
To:	Miklos Szeredi <miklos@...redi.hu>
Cc:	akpm@...ux-foundation.org, linuxram@...ibm.com,
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [patch 3/7] vfs: mountinfo: add mount ID

On Thu, Mar 27, 2008 at 01:06:22PM +0100, Miklos Szeredi wrote:
> From: Miklos Szeredi <mszeredi@...e.cz>
> 
> Add a unique ID to each vfsmount using the IDR infrastructure.  The
> identifiers are reused after the vfsmount is freed.

Er...  That would need shifting allocation to attach_recursive_mnt()
and copy_tree()...

Anyway, nevermind that for now; I'll pick the variant with spinlock
from the previous patchset.
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