linux-ext4 - Fwd: barriers off by default?

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Message-ID: <72c5d9a0805121151m2d838f3cxe61368b928dc5db2@mail.gmail.com>
Date:	Mon, 12 May 2008 12:51:09 -0600
From:	"Eric A" <erpo41@...il.com>
To:	linux-ext4@...r.kernel.org
Subject: Fwd: barriers off by default?

Whoops. Forgot to send this to the list.


---------- Forwarded message ----------
From: Eric A <erpo41@...il.com>
Date: Mon, May 12, 2008 at 12:50 PM
Subject: Re: barriers off by default?
To: Eric Sandeen <sandeen@...hat.com>


On Mon, May 12, 2008 at 11:53 AM, Eric Sandeen <sandeen@...hat.com> wrote:
 >  > From reading the documentation, I was under the impression that write
 >  > barriers don't always do what they're supposed to do.
 >
 >  Which documentation?
 >

 Documentation/block/barrier.txt

 There's a section that starts:

 "* Error handling.  Currently, block layer will report error to upper
 layer if any of requests in an ordered sequence fails.  Unfortunately,
 this doesn't seem to be enough. "

 Cheers,
 Eric
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