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| author | Cyrill Gorcunov <gorcunov@gmail.com> | 2009-01-06 14:40:33 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-01-06 15:59:10 -0800 |
| commit | 91f47662dfaa5b459aebe13284c6c38db27350dc (patch) | |
| tree | f2ab72a8be3219b1233e9c63e87f235219df3053 /mm/hugetlb.c | |
| parent | 73ce02e96fe34a983199a9855b2ae738f960a6ee (diff) | |
| download | lwn-91f47662dfaa5b459aebe13284c6c38db27350dc.tar.gz lwn-91f47662dfaa5b459aebe13284c6c38db27350dc.zip | |
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>
Diffstat (limited to 'mm/hugetlb.c')
| -rw-r--r-- | mm/hugetlb.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/mm/hugetlb.c b/mm/hugetlb.c index 82321da23cc3..618e98304080 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -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--; |