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From: Christoph Hellwig <hch@lst.de>
To: Trond Myklebust <trond.myklebust@primarydata.com>
Cc: Linux NFS Mailing List <linux-nfs@vger.kernel.org>
Subject: Re: [PATCH] pnfs/blocklayout: serialize GETDEVICEINFO calls
Date: Wed, 5 Nov 2014 09:30:48 +0100	[thread overview]
Message-ID: <20141105083048.GA26612@lst.de> (raw)
In-Reply-To: <20141024142939.GA22472@lst.de>

On Fri, Oct 24, 2014 at 04:29:39PM +0200, Christoph Hellwig wrote:
> Turns out we can't do anything like that with the existing blkmapd
> ABI.  The other callers that support concurrency have some sort
> of uniqueue identifier embedded in their messages both on the upcall
> and the downcall, so that the kernel can find the right structure
> on the downcall side.
> 
> Because of that I'd like to request inclusion of this patch with a Cc
> to stable for 3.17.

ping?  This is an easily expoitable oops, so I'd really like to see the/a
fix in 3.18-rc and 3.17-stable.

Thanks,
	Christoph

      reply	other threads:[~2014-11-05  8:30 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-09-26 14:02 blocklayout GETDEVICEINFO fix Christoph Hellwig
2014-09-26 14:02 ` [PATCH] pnfs/blocklayout: serialize GETDEVICEINFO calls Christoph Hellwig
2014-09-26 14:29   ` Trond Myklebust
2014-09-26 15:48     ` Christoph Hellwig
2014-09-26 16:21       ` Trond Myklebust
2014-09-26 16:41         ` Christoph Hellwig
2014-10-24 14:29         ` Christoph Hellwig
2014-11-05  8:30           ` Christoph Hellwig [this message]

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