We can unify some codes for succeed allocation.
This makes code more readable.
There is no functional difference.
Reviewed-by: Aneesh Kumar K.V <aneesh.kumar@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@xxxxxxx>
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index d21a33a..83edd17 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -1146,12 +1146,7 @@ static struct page *alloc_huge_page(struct vm_area_struct *vma,
}
spin_lock(&hugetlb_lock);
page = dequeue_huge_page_vma(h, vma, addr, avoid_reserve);
- if (page) {
- /* update page cgroup details */
- hugetlb_cgroup_commit_charge(idx, pages_per_huge_page(h),
- h_cg, page);
- spin_unlock(&hugetlb_lock);
- } else {
+ if (!page) {
spin_unlock(&hugetlb_lock);
page = alloc_buddy_huge_page(h, NUMA_NO_NODE);
if (!page) {
@@ -1162,11 +1157,11 @@ static struct page *alloc_huge_page(struct vm_area_struct *vma,
return ERR_PTR(-ENOSPC);
}
spin_lock(&hugetlb_lock);
- hugetlb_cgroup_commit_charge(idx, pages_per_huge_page(h),
- h_cg, page);
list_move(&page->lru, &h->hugepage_activelist);
- spin_unlock(&hugetlb_lock);
+ /* Fall through */
}
+ hugetlb_cgroup_commit_charge(idx, pages_per_huge_page(h), h_cg, page);
+ spin_unlock(&hugetlb_lock);
set_page_private(page, (unsigned long)spool);
--
1.7.9.5
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