linux-kernel - Re: [RFC][PATCH 05/10] cifs: define superblock-level cache index objects and register them

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Message-ID: <22746.1277470713@redhat.com>
Date:	Fri, 25 Jun 2010 13:58:33 +0100
From:	David Howells <dhowells@...hat.com>
To:	Suresh Jayaraman <sjayaraman@...e.de>
Cc:	dhowells@...hat.com, Steve French <smfrench@...il.com>,
	linux-cifs@...r.kernel.org, linux-fsdevel@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [RFC][PATCH 05/10] cifs: define superblock-level cache index objects and register them

Suresh Jayaraman <sjayaraman@...e.de> wrote:

> Also, considering the UNC name of the resource (//server/share) may not
> be a good idea too as the cache will not be used when for e.g. IPaddress
> is used to mount.

You could convert the UNC name to an IP address, and just use that as your
key.

> > validate the root directory of the share in some way?
>
> I don't know if there is a way to do this.

Is there an inode number or something?  Even the creation time might do.

David
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