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mm: remove dependency on CONFIG_FLATMEM from online_page()

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online_pages() is only compiled for CONFIG_MEMORY_HOTPLUG_SPARSE, so there
is no need to support CONFIG_FLATMEM code within it.

This patch removes code that is never used.

Signed-off-by: Daniel Kiper <dkiper@net-space.pl>
Acked-by: Dave Hansen <dave@linux.vnet.ibm.com>
Acked-by: David Rientjes <rientjes@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Daniel Kiper 2011-05-24 17:12:31 -07:00 committed by Linus Torvalds
parent 821ed6bbed
commit a3bc42f584
1 changed files with 0 additions and 4 deletions
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4
mm/memory_hotplug.c
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@ -374,10 +374,6 @@ void online_page(struct page *page)
totalhigh_pages++;
#endif
#ifdef CONFIG_FLATMEM
max_mapnr = max(pfn, max_mapnr);
#endif
ClearPageReserved(page);
init_page_count(page);
__free_page(page);