Subject: Re: Relaxing NFS wcc checks
To: Julio M. Merino Vidal <jmmv84@gmail.com>
From: Valeriy E. Ushakov <uwe@ptc.spbu.ru>
List: tech-kern
Date: 11/01/2006 02:31:32
On Wed, Nov 01, 2006 at 00:00:19 +0100, Julio M. Merino Vidal wrote:

> The attached fix relaxes the condition checks to verifying if the
> cached data is strictly older than the real one.  Is it correct?  Are
> there any invalid situations in which a real file's time is equal to
> the cached file's times and therefore wcc shall be disabled?

See http://mail-index.netbsd.org/tech-net/2005/09/12/0005.html
(google is your friend :)


> PS: BTW, what does wcc stand for?

Weak cache consistency.


SY, Uwe
-- 
uwe@ptc.spbu.ru                         |       Zu Grunde kommen
http://snark.ptc.spbu.ru/~uwe/          |       Ist zu Grunde gehen