diff options
| -rw-r--r-- | fs/hugetlbfs/inode.c | 3 | ||||
| -rw-r--r-- | include/linux/hugetlb.h | 3 | ||||
| -rw-r--r-- | mm/hugetlb.c | 2 |
3 files changed, 6 insertions, 2 deletions
diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c index 937c6ee1786f..b743aa5bce0d 100644 --- a/fs/hugetlbfs/inode.c +++ b/fs/hugetlbfs/inode.c @@ -661,8 +661,9 @@ static long hugetlbfs_fallocate(struct file *file, int mode, loff_t offset, mutex_unlock(&hugetlb_fault_mutex_table[hash]); + set_page_huge_active(page); /* - * page_put due to reference from alloc_huge_page() + * put_page() due to reference from alloc_huge_page() * unlock_page because locked by add_to_page_cache() */ put_page(page); diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h index cc185525a94b..c4a4a39a458d 100644 --- a/include/linux/hugetlb.h +++ b/include/linux/hugetlb.h @@ -506,6 +506,9 @@ static inline void hugetlb_count_sub(long l, struct mm_struct *mm) { atomic_long_sub(l, &mm->hugetlb_usage); } + +void set_page_huge_active(struct page *page); + #else /* CONFIG_HUGETLB_PAGE */ struct hstate {}; #define alloc_huge_page(v, a, r) NULL diff --git a/mm/hugetlb.c b/mm/hugetlb.c index 7a2379223085..492fe02e89db 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -1189,7 +1189,7 @@ bool page_huge_active(struct page *page) } /* never called for tail page */ -static void set_page_huge_active(struct page *page) +void set_page_huge_active(struct page *page) { VM_BUG_ON_PAGE(!PageHeadHuge(page), page); SetPagePrivate(&page[1]); |