linux-kernel - Re: [PATCH v9 10/12] mm/devm_memremap

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Message-ID: <20190607085612.GA5803@linux>
Date:   Fri, 7 Jun 2019 10:56:24 +0200
From:   Oscar Salvador <osalvador@...e.de>
To:     Dan Williams <dan.j.williams@...el.com>
Cc:     akpm@...ux-foundation.org, Michal Hocko <mhocko@...e.com>,
        Toshi Kani <toshi.kani@....com>,
        Jérôme Glisse <jglisse@...hat.com>,
        Logan Gunthorpe <logang@...tatee.com>,
        Pavel Tatashin <pasha.tatashin@...een.com>, linux-mm@...ck.org,
        linux-nvdimm@...ts.01.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v9 10/12] mm/devm_memremap_pages: Enable sub-section remap

On Wed, Jun 05, 2019 at 02:58:53PM -0700, Dan Williams wrote:
> Teach devm_memremap_pages() about the new sub-section capabilities of
> arch_{add,remove}_memory(). Effectively, just replace all usage of
> align_start, align_end, and align_size with res->start, res->end, and
> resource_size(res). The existing sanity check will still make sure that
> the two separate remap attempts do not collide within a sub-section (2MB
> on x86).
> 
> Cc: Michal Hocko <mhocko@...e.com>
> Cc: Toshi Kani <toshi.kani@....com>
> Cc: Jérôme Glisse <jglisse@...hat.com>
> Cc: Logan Gunthorpe <logang@...tatee.com>
> Cc: Oscar Salvador <osalvador@...e.de>
> Cc: Pavel Tatashin <pasha.tatashin@...een.com>
> Signed-off-by: Dan Williams <dan.j.williams@...el.com>

Looks good to me:

Reviewed-by: Oscar Salvador <osalvador@...e.de>

-- 
Oscar Salvador
SUSE L3