linux-kernel - Re: [RFC][PATCH 06/10] cifs: define inode-level cache object and register them

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Message-ID: <9822.1277312573@redhat.com>
Date:	Wed, 23 Jun 2010 18:02:53 +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 06/10] cifs: define inode-level cache object and register them

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

> Define inode-level data storage objects (managed by cifsInodeInfo structs).
> Each inode-level object is created in a super-block level object and is
> itself a data storage object in to which pages from the inode are stored.
> 
> The inode object is keyed by UniqueId. The coherency data being used is
> LastWriteTime and the file size.

Isn't there a file creation time too?

I take it you don't support caching on files that are open for writing at this
time?

David
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