linux-kernel - Re: Block layer still stack abuser?

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Date:	Thu, 22 Feb 2007 13:48:00 +1100
From:	Neil Brown <neilb@...e.de>
To:	Pierre Ossman <drzeus-list@...eus.cx>
Cc:	LKML <linux-kernel@...r.kernel.org>
Subject: Re: Block layer still stack abuser?

On Friday February 16, drzeus-list@...eus.cx wrote:
> I was wondering if the block layer has been changed into a more serialized
> manner yet? I've been trying to google this, but so far no luck. I know there
> was some talk about removing the stack based approach, but I can't find any
> information about where this went.
> 
> If it is currently fixed, a pointer to from which version would be nice.

Might this:
   http://lkml.org/lkml/2007/2/10/22

relate to your question?
If you are talking about stacking block device (via dm or md), then a
patch to fix this in in -mm but there are or were some potential
issues in dm that seem to be holding it up.

NeilBrown
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