Subject: Re: Question about activating SoftUpdates.
To: Brad Knowles <brad.knowles@skynet.be>
From: Manuel Bouyer <bouyer@asim.lip6.fr>
List: port-sparc
Date: 11/08/2001 12:10:13
On Thu, Nov 08, 2001 at 01:26:11AM +0100, Brad Knowles wrote:
> At 10:02 PM +0100 11/7/01, Manuel Bouyer wrote:
> 
> >  This is not true; the last "type" of mount is recorded in the
> >  superblock (at the place where tunefs enabled/disabled soft updates).
> 
> 	If I understand correctly, there is only a single bit used, 
> and it is used for both indicating whether softupdates should be 
> enabled and whether it actually was.  Therefore this is not a 
> reliable indicator.

No, it's only used to indicate if it was used the last time the fs was mounted.
soft update is only enabled via mount option.

> [...]
> 
> 	Moreover, the /etc/fstab file is not something you want to 
> munge, and encouraging frequent modifications of this file to enable 
> or disable softupdates is an incredibly bad idea.

I don't munge with fstab:
mount -o softdep ...

I don't even reboot to turn it on or off.

--
Manuel Bouyer, LIP6, Universite Paris VI.           Manuel.Bouyer@lip6.fr
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