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Diffstat (limited to 'mm/hugetlb.c')
-rw-r--r--mm/hugetlb.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index ebad6bbb350..832f676ca03 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -334,6 +334,7 @@ static unsigned long set_max_huge_pages(unsigned long count)
return nr_huge_pages;
spin_lock(&hugetlb_lock);
+ count = max(count, reserved_huge_pages);
try_to_free_low(count);
while (count < nr_huge_pages) {
struct page *page = dequeue_huge_page(NULL, 0);
@@ -697,9 +698,10 @@ int follow_hugetlb_page(struct mm_struct *mm, struct vm_area_struct *vma,
pfn_offset = (vaddr & ~HPAGE_MASK) >> PAGE_SHIFT;
page = pte_page(*pte);
same_page:
- get_page(page);
- if (pages)
+ if (pages) {
+ get_page(page);
pages[i] = page + pfn_offset;
+ }
if (vmas)
vmas[i] = vma;