linux-kernel - Re: GRIO in Linux XFS?

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Message-Id: <1160605795.5723.5.camel@xenon.msp.redhat.com>
Date:	Wed, 11 Oct 2006 17:29:55 -0500
From:	Russell Cattelan <cattelan@...barn.com>
To:	Eric Sandeen <sandeen@...deen.net>
Cc:	Jan Engelhardt <jengelh@...ux01.gwdg.de>,
	"Phetteplace, Thad (GE Healthcare, consultant)" 
	<Thad.Phetteplace@...com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	xfs@....sgi.com
Subject: Re: GRIO in Linux XFS?

On Wed, 2006-10-11 at 16:16 -0500, Eric Sandeen wrote:
> Jan Engelhardt wrote:
> >> what is the status of GRIO support in the Linux port of XFS?
> > 
> > Called realtime volume.
> > (http://en.wikipedia.org/wiki/XFS section 2.11)
> 
> Well, not really.  realtime was a part of the old griov1 setup on Irix,
> but realtime != GRIO.

the realtime allocator really should be renamed bitmap.

griov1 relied on an fs allocator that would return in bounded time 
so it could satisfy irix realtime requirements thus it was
called "realtime".




> -Eric
> 
-- 
Russell Cattelan <cattelan@...barn.com>

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