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Merge tag 'ext4_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso...
[firefly-linux-kernel-4.4.55.git]
/
mm
/
hugetlb.c
diff --git
a/mm/hugetlb.c
b/mm/hugetlb.c
index b8ce6f450956e6e3a9191cbf92afd1d490a32c9d..cd65cb19c941b2bf04cb86777cb8312ecad6c0ae 100644
(file)
--- 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);