is realtime device supported?

[Wengang Wang]

On 10-04-22 11:53, Eric Sandeen wrote:
> Christoph Hellwig wrote:
> > On Thu, Apr 22, 2010 at 10:49:39PM +0800, Wengang Wang wrote:
> >> Do we support realtime device?
> >>
> >> I got the following error:
> > 
> > It sounds like you do not have CONFIG_XFS_RT enable in your kernel
> > configuration.  But to answer your original question the realtime
> > device is not supported in the sense of actively maintained.  The
> > code is still there, but more or less for legacy reasons.  I would
> > not recommend it for new installations.

Yes, CONFIG_XFS_RT is disabled.
[wwg at desk linux-2.6.18.x86_64]$ grep CONFIG_XFS_RT .config
# CONFIG_XFS_RT is not set

And Ok I see. Also should we add the point to man page of mkfs.xfs?

> 
> Agreed.
> 
> FWIW, dmesg probably gave you a more helpful error message than
> mount...
> 
>                 cmn_err(CE_WARN, "XFS: RT mount failed");
> 
> hm or maybe not ;)

Only "XFS: RT mount failed" :)

Thanks all!

regards,
wengang.