1 files changed, 19 insertions, 1 deletions

diff --git a/fs/f2fs/node.h b/fs/f2fs/node.h
index afdb130f782e..0a2d72f0024d 100644
--- a/fs/f2fs/node.h
+++ b/fs/f2fs/node.h
@@ -29,6 +29,9 @@
 /* vector size for gang look-up from nat cache that consists of radix tree */
 #define NATVEC_SIZE     64
 
+/* return value for read_node_page */
+#define LOCKED_PAGE     1
+
 /*
  * For node information
  */
@@ -239,7 +242,7 @@ static inline bool IS_DNODE(struct page *node_page)
                 return false;
         if (ofs >= 6 + 2 * NIDS_PER_BLOCK) {
                 ofs -= 6 + 2 * NIDS_PER_BLOCK;
-                if ((long int)ofs % (NIDS_PER_BLOCK + 1))
+                if (!((long int)ofs % (NIDS_PER_BLOCK + 1)))
                         return false;
         }
         return true;
@@ -277,6 +280,21 @@ static inline int is_cold_file(struct inode *inode)
         return F2FS_I(inode)->i_advise & FADVISE_COLD_BIT;
 }
 
+static inline void set_cold_file(struct inode *inode)
+{
+        F2FS_I(inode)->i_advise |= FADVISE_COLD_BIT;
+}
+
+static inline int is_cp_file(struct inode *inode)
+{
+        return F2FS_I(inode)->i_advise & FADVISE_CP_BIT;
+}
+
+static inline void set_cp_file(struct inode *inode)
+{
+        F2FS_I(inode)->i_advise |= FADVISE_CP_BIT;
+}
+
 static inline int is_cold_data(struct page *page)
 {
         return PageChecked(page);