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

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Message-ID: <4C24A606.5040001@suse.de>
Date:	Fri, 25 Jun 2010 18:20:14 +0530
From:	Suresh Jayaraman <sjayaraman@...e.de>
To:	David Howells <dhowells@...hat.com>
Cc:	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

On 06/23/2010 10:32 PM, David Howells wrote:
> 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 think the creation time is currently being ignored as we won't be able
to accomodate in POSIX stat struct.

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

Yes.


-- 
Suresh Jayaraman
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