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Subject: Re: Flash Back -- kernel 2.1.111
To: andre@linuxdiskcert.org (Andre Hedrick)
Date: Fri, 22 Feb 2002 19:56:12 +0000 (GMT)
Cc: pmanuel@myrealbox.com (Pedro M. Rodrigues),
        linux-kernel@vger.kernel.org (Kernel Mailing List)
In-Reply-To: <Pine.LNX.4.10.10202221059340.32372-100000@master.linux-ide.org> from "Andre Hedrick" at Feb 22, 2002 11:03:48 AM
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From: Alan Cox <alan@lxorguk.ukuu.org.uk>
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> Does forcing a command to bypass the contents in the cache meaning
> anything.  This is not a cache sync like SCSI.  It is a cache bypass and
> will violate the journal on the down/commit block.

Thats a really useful option for a whole load of operations. Database folk
in paticular may well benefit as will O_DIRECT stuff
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