nilfs2: convert nilfs_bmap_lookup to an inline function

The nilfs_bmap_lookup() is now a wrapper function of
nilfs_bmap_lookup_at_level().

This moves the nilfs_bmap_lookup() to a header file converting it to
an inline function and gives an opportunity for optimization.

Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>

1 files changed, 6 insertions, 1 deletions

diff --git a/fs/nilfs2/bmap.h b/fs/nilfs2/bmap.h
index a4f64e54424c..9980d7dbab91 100644
--- a/fs/nilfs2/bmap.h
+++ b/fs/nilfs2/bmap.h
@@ -142,7 +142,6 @@ struct nilfs_bmap {
 int nilfs_bmap_test_and_clear_dirty(struct nilfs_bmap *);
 int nilfs_bmap_read(struct nilfs_bmap *, struct nilfs_inode *);
 void nilfs_bmap_write(struct nilfs_bmap *, struct nilfs_inode *);
-int nilfs_bmap_lookup(struct nilfs_bmap *, unsigned long, unsigned long *);
 int nilfs_bmap_lookup_contig(struct nilfs_bmap *, __u64, __u64 *, unsigned);
 int nilfs_bmap_insert(struct nilfs_bmap *, unsigned long, unsigned long);
 int nilfs_bmap_delete(struct nilfs_bmap *, unsigned long);
@@ -161,6 +160,12 @@ void nilfs_bmap_init_gcdat(struct nilfs_bmap *, struct nilfs_bmap *);
 void nilfs_bmap_commit_gcdat(struct nilfs_bmap *, struct nilfs_bmap *);
 
 
+static inline int nilfs_bmap_lookup(struct nilfs_bmap *bmap, __u64 key,
+                                    __u64 *ptr)
+{
+        return nilfs_bmap_lookup_at_level(bmap, key, 1, ptr);
+}
+
 /*
  * Internal use only
  */