On 26/2/21 12:21 am, Muchun Song wrote:
> Move bootmem info registration common API to individual bootmem_info.c.
> And we will use {get,put}_page_bootmem() to initialize the page for the
> vmemmap pages or free the vmemmap pages to buddy in the later patch.
> So move them out of CONFIG_MEMORY_HOTPLUG_SPARSE. This is just code
> movement without any functional change.
>
> Signed-off-by: Muchun Song <[email protected]>
> Acked-by: Mike Kravetz <[email protected]>
> Reviewed-by: Oscar Salvador <[email protected]>
> Reviewed-by: David Hildenbrand <[email protected]>
> Reviewed-by: Miaohe Lin <[email protected]>
...
> diff --git a/mm/bootmem_info.c b/mm/bootmem_info.c
> new file mode 100644
> index 000000000000..fcab5a3f8cc0
> --- /dev/null
> +++ b/mm/bootmem_info.c
> @@ -0,0 +1,124 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * linux/mm/bootmem_info.c
> + *
> + * Copyright (C)
Looks like incomplete
Balbir Singh