linux-kernel - Re: XFS/md/blkdev warning (was Re: Linux 2.6.26-rc2)

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Message-Id: <200805180012.05011.alistair@devzero.co.uk>
Date:	Sun, 18 May 2008 00:12:04 +0100
From:	Alistair John Strachan <alistair@...zero.co.uk>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	Jens Axboe <jens.axboe@...cle.com>, xfs@....sgi.com,
	Neil Brown <neilb@...e.de>, Nick Piggin <npiggin@...e.de>,
	linux-kernel@...r.kernel.org
Subject: Re: XFS/md/blkdev warning (was Re: Linux 2.6.26-rc2)

On Saturday 17 May 2008 22:17:37 Linus Torvalds wrote:
[snip]
> Jens, there's been a *lot* of breakage in the block layer. The DMA bounce
> buffer crap, and this looks like the atomic bit setting was broken too.
>
> Alistair, does the problem go away if you revert both the patch from Neil
> and the original patch that caused the need for that patch to begin with
> (ie commit 75ad23bc0fcb4f992a5d06982bf0857ab1738e9e "block: make queue
> flags non-atomic").

I did a git revert on this and manually fixed up the conflicts; I also 
reverted Neil's patch.

Unfortunately (though the WARNING is still gone) it doesn't fix the hang.

> Jens, Nick, I think that whole series just needs to be undone.
>
> 		Linus

-- 
Cheers,
Alistair.

137/1 Warrender Park Road, Edinburgh, UK.
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