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-rw-r--r--mm/hugetlb.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index b8ce6f4..cd65cb1 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -2791,6 +2791,7 @@ int hugetlb_fault(struct mm_struct *mm, struct vm_area_struct *vma,
* so no worry about deadlock.
*/
page = pte_page(entry);
+ get_page(page);
if (page != pagecache_page)
lock_page(page);
@@ -2822,6 +2823,7 @@ out_page_table_lock:
}
if (page != pagecache_page)
unlock_page(page);
+ put_page(page);
out_mutex:
mutex_unlock(&hugetlb_instantiation_mutex);
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