linux-kernel - Re: [PATCH 01/13] libnvdimm, pfn: fix nvdimm_namespace_add

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Message-ID: <2305610.tLOzfXxl0W@c203>
Date:	Thu, 24 Mar 2016 11:10:37 +0100
From:	Johannes Thumshirn <jthumshirn@...e.de>
To:	linux-nvdimm@...ts.01.org
Cc:	Dan Williams <dan.j.williams@...el.com>,
	linux-kernel@...r.kernel.org, stable@...r.kernel.org
Subject: Re: [PATCH 01/13] libnvdimm, pfn: fix nvdimm_namespace_add_poison() vs section alignment

On Mittwoch, 23. März 2016 18:25:26 CET Dan Williams wrote:
> When section alignment padding is in effect we need to shift / truncate
> the range that is queried for poison by the 'start_pad' or 'end_trunc'
> reservations.
> 
> It's easiest if we just pass in an adjusted resource range rather than
> deriving it from the passed in namespace.  With the resource range
> resolution pushed out to the caller we can also push the
> namespace-to-region lookup to the caller and drop the implicit pmem-type
> assumption about the passed in namespace object.
> 
> Cc: Vishal Verma <vishal.l.verma@...el.com>
> Cc: <stable@...r.kernel.org>
> Signed-off-by: Dan Williams <dan.j.williams@...el.com>

Does this really qualify for inclusion into stable?

-- 
Johannes Thumshirn                                          Storage
jthumshirn@...e.de                                +49 911 74053 689
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