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mm: hugetlb: remove redundant `if' operation 

At this point we already know that 'addr' is not NULL so get rid of
redundant 'if'.  Probably gcc eliminate it by optimization pass.

[akpm@linux-foundation.org: use __weak, too]
Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
Reviewed-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Cyrill Gorcunov 2009-01-06 14:40:33 -08:00 committed by Linus Torvalds
parent 73ce02e96f
commit 91f47662df
1 changed files with 2 additions and 3 deletions
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5
mm/hugetlb.c
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@ -1005,7 +1005,7 @@ static struct page *alloc_huge_page(struct vm_area_struct *vma,
return page;
}
__attribute__((weak)) int alloc_bootmem_huge_page(struct hstate *h)
int __weak alloc_bootmem_huge_page(struct hstate *h)
{
struct huge_bootmem_page *m;
int nr_nodes = nodes_weight(node_online_map);
@ -1024,8 +1024,7 @@ __attribute__((weak)) int alloc_bootmem_huge_page(struct hstate *h)
* puts them into the mem_map).
*/
m = addr;
if (m)
goto found;
goto found;
}
hstate_next_node(h);
nr_nodes--;