Re: [PATCH] pnfs/blocklayout: serialize GETDEVICEINFO calls

Christoph Hellwig
2014-11-05T08:30:51Z

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