linux-kernel - Re: [PATCH v1] mm/memory_hotplug: drop "online" parameter from add_memory

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Message-ID: <60a53b1b-bfbc-79d1-6151-e0779577ab6c@suse.com>
Date:   Fri, 23 Nov 2018 14:23:16 +0100
From:   Juergen Gross <jgross@...e.com>
To:     David Hildenbrand <david@...hat.com>, linux-mm@...ck.org
Cc:     linux-kernel@...r.kernel.org, xen-devel@...ts.xenproject.org,
        Boris Ostrovsky <boris.ostrovsky@...cle.com>,
        Stefano Stabellini <sstabellini@...nel.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Dan Williams <dan.j.williams@...el.com>,
        Oscar Salvador <osalvador@...e.de>,
        Pavel Tatashin <pasha.tatashin@...cle.com>,
        Michal Hocko <mhocko@...e.com>,
        Joonsoo Kim <iamjoonsoo.kim@....com>,
        Arun KS <arunks@...eaurora.org>,
        Mathieu Malaterre <malat@...ian.org>,
        Stephen Rothwell <sfr@...b.auug.org.au>
Subject: Re: [PATCH v1] mm/memory_hotplug: drop "online" parameter from
 add_memory_resource()

On 23/11/2018 13:37, David Hildenbrand wrote:
> User space should always be in charge of how to online memory and
> if memory should be onlined automatically in the kernel. Let's drop the
> parameter to overwrite this - XEN passes memhp_auto_online, just like
> add_memory(), so we can directly use that instead internally.
> 
> Cc: Boris Ostrovsky <boris.ostrovsky@...cle.com>
> Cc: Juergen Gross <jgross@...e.com>
> Cc: Stefano Stabellini <sstabellini@...nel.org>
> Cc: Andrew Morton <akpm@...ux-foundation.org>
> Cc: Dan Williams <dan.j.williams@...el.com>
> Cc: Oscar Salvador <osalvador@...e.de>
> Cc: Pavel Tatashin <pasha.tatashin@...cle.com>
> Cc: Michal Hocko <mhocko@...e.com>
> Cc: David Hildenbrand <david@...hat.com>
> Cc: Joonsoo Kim <iamjoonsoo.kim@....com>
> Cc: Arun KS <arunks@...eaurora.org>
> Cc: Mathieu Malaterre <malat@...ian.org>
> Cc: Stephen Rothwell <sfr@...b.auug.org.au>
> Signed-off-by: David Hildenbrand <david@...hat.com>

Acked-by: Juergen Gross <jgross@...e.com>


Juergen