From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: andersen@codepoet.org
Cc: riel@conectiva.com.br (Rik van Riel),
ben@genesis-one.com (Ben Israel),
linux-kernel@vger.kernel.org
Subject: Re: Disk Performance
Date: Fri, 9 Nov 2001 23:24:01 +0000 (GMT) [thread overview]
Message-ID: <E162L0D-0004dJ-00@the-village.bc.nu> (raw)
In-Reply-To: <20011109155309.A14308@codepoet.org> from "Erik Andersen" at Nov 09, 2001 03:53:10 PM
> > # hdparm -d1 /dev/hda
> >
> > (not enabled by default because it corrupts data with some
> > old chipsets and/or disks)
>
> But wouldn't it make more sense to enable DMA by default, except
> for a set of blacklisted chipsets, rather then disabling it for
> everybody just because some older chipsets are crap?
Its a configuration option. Most vendors I know set it to enable DMA except
on blacklisted or non PCI devices
next prev parent reply other threads:[~2001-11-09 23:17 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-11-09 21:04 Ben Israel
2001-11-09 22:31 ` Rik van Riel
2001-11-09 22:53 ` Erik Andersen
2001-11-09 22:57 ` Rik van Riel
2001-11-09 23:20 ` Erik Andersen
2001-11-09 23:45 ` Matthias Schniedermeyer
2001-11-11 19:24 ` Maxwell Spangler
2001-11-11 21:52 ` Andre Hedrick
2001-11-11 20:56 ` Maxwell Spangler
2001-11-11 22:17 ` Andre Hedrick
2001-11-12 6:02 ` Erik Andersen
2001-11-09 23:24 ` Alan Cox [this message]
2001-11-09 22:35 ` Doug McNaught
2001-11-09 23:33 ` Stefan Smietanowski
2001-11-09 23:50 ` Ben Greear
2001-11-10 1:21 Torrey Hoffman
2001-11-10 16:47 ` Davidovac Zoran
2001-11-10 17:51 ` Erik Andersen
[not found] <fa.jmrptbv.1dh8ur1@ifi.uio.no>
2001-11-10 8:03 ` Dan Maas
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