Re: [2.6.7-rc1-mm1] cant mount reiserfs using -o barrier=flush

From: Jens Axboe
Date: Sat May 29 2004 - 03:32:43 EST


On Fri, May 28 2004, Ed Tomlinson wrote:
> On May 28, 2004 08:18 am, Jens Axboe wrote:
> > error=0x04 is an aborted command, meaning it's not supported. So
> > ide-disk dumps that message to the log (barrier support doesn't work)
> > and turns it off. This is expected behaviour if your drive doesn't
> > support cache flushing.
>
> Then I would expect to see the message _once_. In my case I have 8
> entries with these errors in my logs (then I rebooted). Once would not
> be bad but 8 indicates to me that something is not respecting the flag
> (or its being reset).
>

It's possible to get more than 1, if you get a bunch of barriers queued
before the flag has a chance to catch them at submission. If you could
send me a log of what happens (what you did and the kernel messages), I
can take a look.

--
Jens Axboe

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