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authorAndi Kleen <ak@suse.de>2008-07-23 21:27:40 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-07-24 10:47:17 -0700
commitb7ba30c679ed1eb7ed3ed8f281f6493282042bd4 (patch)
tree9857d629f7903fc6e56e518c2443cee8899902d9 /mm
parentff7ea79cf7c3a481851bd4b2185fdeb6ce4afa29 (diff)
hugetlb: factor out prep_new_huge_page
Needed to avoid code duplication in follow up patches. Acked-by: Adam Litke <agl@us.ibm.com> Acked-by: Nishanth Aravamudan <nacc@us.ibm.com> Signed-off-by: Andi Kleen <ak@suse.de> Signed-off-by: Nick Piggin <npiggin@suse.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm')
-rw-r--r--mm/hugetlb.c17
1 files changed, 11 insertions, 6 deletions
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index eda9642254a..32dff4290c6 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -513,6 +513,16 @@ static int adjust_pool_surplus(int delta)
return ret;
}
+static void prep_new_huge_page(struct page *page, int nid)
+{
+ set_compound_page_dtor(page, free_huge_page);
+ spin_lock(&hugetlb_lock);
+ nr_huge_pages++;
+ nr_huge_pages_node[nid]++;
+ spin_unlock(&hugetlb_lock);
+ put_page(page); /* free it into the hugepage allocator */
+}
+
static struct page *alloc_fresh_huge_page_node(int nid)
{
struct page *page;
@@ -526,12 +536,7 @@ static struct page *alloc_fresh_huge_page_node(int nid)
__free_pages(page, HUGETLB_PAGE_ORDER);
return NULL;
}
- set_compound_page_dtor(page, free_huge_page);
- spin_lock(&hugetlb_lock);
- nr_huge_pages++;
- nr_huge_pages_node[nid]++;
- spin_unlock(&hugetlb_lock);
- put_page(page); /* free it into the hugepage allocator */
+ prep_new_huge_page(page, nid);
}
return page;