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-rw-r--r--fs/nilfs2/mdt.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/nilfs2/mdt.h b/fs/nilfs2/mdt.h
index dc88907508cd..ffb876e6efed 100644
--- a/fs/nilfs2/mdt.h
+++ b/fs/nilfs2/mdt.h
@@ -67,6 +67,11 @@ static inline struct nilfs_mdt_info *NILFS_MDT(const struct inode *inode)
return inode->i_private;
}
+static inline int nilfs_is_metadata_file_inode(const struct inode *inode)
+{
+ return inode->i_private != NULL;
+}
+
/* Default GFP flags using highmem */
#define NILFS_MDT_GFP (__GFP_RECLAIM | __GFP_IO | __GFP_HIGHMEM)
@@ -82,6 +87,9 @@ int nilfs_mdt_forget_block(struct inode *, unsigned long);
int nilfs_mdt_fetch_dirty(struct inode *);
int nilfs_mdt_init(struct inode *inode, gfp_t gfp_mask, size_t objsz);
+void nilfs_mdt_clear(struct inode *inode);
+void nilfs_mdt_destroy(struct inode *inode);
+
void nilfs_mdt_set_entry_size(struct inode *, unsigned, unsigned);
int nilfs_mdt_setup_shadow_map(struct inode *inode,