linux-kernel - Re: [PATCH 1/3] mm: replace memmap_context by memplug

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Message-ID: <09528ef5-29fd-056d-4e58-fc13e55f418f@redhat.com>
Date:   Fri, 11 Sep 2020 16:59:51 +0200
From:   David Hildenbrand <david@...hat.com>
To:     Laurent Dufour <ldufour@...ux.ibm.com>, akpm@...ux-foundation.org,
        Oscar Salvador <osalvador@...e.de>, mhocko@...nel.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     linux-mm@...ck.org, "Rafael J . Wysocki" <rafael@...nel.org>,
        nathanl@...ux.ibm.com, cheloha@...ux.ibm.com,
        Tony Luck <tony.luck@...el.com>,
        Fenghua Yu <fenghua.yu@...el.com>, linux-ia64@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/3] mm: replace memmap_context by memplug_context

>  		struct page *start;
>  		struct memmap_init_callback_data args;
> diff --git a/include/linux/memory_hotplug.h b/include/linux/memory_hotplug.h
> index 375515803cd8..cd2bd21d3a4d 100644
> --- a/include/linux/memory_hotplug.h
> +++ b/include/linux/memory_hotplug.h
> @@ -15,6 +15,15 @@ struct memory_block;
>  struct resource;
>  struct vmem_altmap;
>  
> +/*
> + * Memory plugin context, use to differentiate memory added at boot time and

"Memory plugin context" sounds weird.

> + * hot-plugged memory.
> + */
> +enum memplug_context {
> +	MEMPLUG_EARLY,
> +	MEMPLUG_HOTPLUG,
> +};

Not fully sure this is the right place, though. memory_hotplug.h is
about MEMPLUG_HOTPLUG only ... I'd leave it at the old spot.

-- 
Thanks,

David / dhildenb