Date: Tue, 8 Apr 2003 22:59:31 +0200 From: Alexander Leidinger <Alexander@Leidinger.net> To: Ollivier Robert <roberto@keltia.freenix.fr> Cc: des@ofug.org Subject: Re: cvs commit: src/sys/dev/ata ata-all.c ata-all.h ata-chipset.cata-dma.c ata-pci.c ata-pci.h Message-ID: <20030408225931.052a8873.Alexander@Leidinger.net> In-Reply-To: <20030408202308.GA49094@tara.freenix.org> References: <20030408172555.GA9572@freebie.xs4all.nl> <22238.1049823278@critter.freebsd.dk> <20030408202308.GA49094@tara.freenix.org>
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On Tue, 8 Apr 2003 22:23:08 +0200
Ollivier Robert <roberto@keltia.freenix.fr> wrote:
> According to Poul-Henning Kamp:
> > Tagged queueing:
> > Ability to reduce transaction latency by sending more than one
> > request to the drive at a time. The request may be handled out
> > of order by the drive.
> > (A good thing!)
>
> Except for softupdates which rely on its own ordering of writes...
Softupdates has no problems with TQ AFAIK... (it reports back)
Bye,
Alexander.
--
I believe the technical term is "Oops!"
http://www.Leidinger.net Alexander @ Leidinger.net
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