summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--include/linux/shmem_fs.h9
-rw-r--r--mm/shmem.c6
2 files changed, 9 insertions, 6 deletions
diff --git a/include/linux/shmem_fs.h b/include/linux/shmem_fs.h
index a4c15db2f5e5..3fb18f7eb73e 100644
--- a/include/linux/shmem_fs.h
+++ b/include/linux/shmem_fs.h
@@ -110,8 +110,17 @@ extern struct page *shmem_read_mapping_page_gfp(struct address_space *mapping,
extern void shmem_truncate_range(struct inode *inode, loff_t start, loff_t end);
int shmem_unuse(unsigned int type);
+#ifdef CONFIG_TRANSPARENT_HUGEPAGE
extern bool shmem_is_huge(struct inode *inode, pgoff_t index, bool shmem_huge_force,
struct mm_struct *mm, unsigned long vm_flags);
+#else
+static __always_inline bool shmem_is_huge(struct inode *inode, pgoff_t index, bool shmem_huge_force,
+ struct mm_struct *mm, unsigned long vm_flags)
+{
+ return false;
+}
+#endif
+
#ifdef CONFIG_SHMEM
extern unsigned long shmem_swap_usage(struct vm_area_struct *vma);
#else
diff --git a/mm/shmem.c b/mm/shmem.c
index 0aad0d9a621b..94ab99b6b574 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -748,12 +748,6 @@ static long shmem_unused_huge_count(struct super_block *sb,
#define shmem_huge SHMEM_HUGE_DENY
-bool shmem_is_huge(struct inode *inode, pgoff_t index, bool shmem_huge_force,
- struct mm_struct *mm, unsigned long vm_flags)
-{
- return false;
-}
-
static unsigned long shmem_unused_huge_shrink(struct shmem_sb_info *sbinfo,
struct shrink_control *sc, unsigned long nr_to_split)
{