Date: Tue, 8 Apr 2003 22:23:08 +0200 From: Ollivier Robert <roberto@keltia.freenix.fr> To: Poul-Henning Kamp <phk@phk.freebsd.dk> Cc: Dag-Erling Smorgrav <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: <20030408202308.GA49094@tara.freenix.org> In-Reply-To: <22238.1049823278@critter.freebsd.dk> References: <20030408172555.GA9572@freebie.xs4all.nl> <22238.1049823278@critter.freebsd.dk>
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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... -- Ollivier ROBERT -=- FreeBSD: The Power to Serve! -=- roberto@keltia.freenix.fr FreeBSD keltia.freenix.fr 5.0-CURRENT #80: Sun Jun 4 22:44:19 CEST 2000
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