Now, alloc_huge_page() only return -ENOSPEC if failed.
So, we don't worry about other return value.
Signed-off-by: Joonsoo Kim <iamjoonsoo....@lge.com>
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index 94173e0..35ccdad 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -2562,7 +2562,6 @@ retry_avoidcopy:
new_page = alloc_huge_page(vma, address, use_reserve);
if (IS_ERR(new_page)) {
- long err = PTR_ERR(new_page);
page_cache_release(old_page);
/*
@@ -2591,10 +2590,7 @@ retry_avoidcopy:
/* Caller expects lock to be held */
spin_lock(&mm->page_table_lock);
- if (err == -ENOMEM)
- return VM_FAULT_OOM;
- else
- return VM_FAULT_SIGBUS;
+ return VM_FAULT_SIGBUS;
}
/*
@@ -2720,11 +2716,7 @@ retry:
page = alloc_huge_page(vma, address, use_reserve);
if (IS_ERR(page)) {
- ret = PTR_ERR(page);
- if (ret == -ENOMEM)
- ret = VM_FAULT_OOM;
- else
- ret = VM_FAULT_SIGBUS;
+ ret = VM_FAULT_SIGBUS;
goto out;
}
clear_huge_page(page, address, pages_per_huge_page(h));
--
1.7.9.5
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