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| author | Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> | 2010-09-05 00:23:50 +0900 |
|---|---|---|
| committer | Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> | 2010-10-23 09:24:38 +0900 |
| commit | c6e071884aca360a14c21757d760e76ec34b4894 (patch) | |
| tree | 341d4130f06f1063bd63ed8a8cdb3f602848ff17 /fs/nilfs2/mdt.h | |
| parent | 032dbb3b503a30fce732ec4c05525d0abed1f1d6 (diff) | |
| download | linux-c6e071884aca360a14c21757d760e76ec34b4894.tar.bz2 | |
nilfs2: get rid of mi_nilfs back pointer to nilfs object
This removes a back pointer to nilfs object from nilfs_mdt_info
structure that is attached to metadata files.
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Diffstat (limited to 'fs/nilfs2/mdt.h')
| -rw-r--r-- | fs/nilfs2/mdt.h | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/fs/nilfs2/mdt.h b/fs/nilfs2/mdt.h index 73ff7c055715..76356d2899ed 100644 --- a/fs/nilfs2/mdt.h +++ b/fs/nilfs2/mdt.h @@ -37,7 +37,6 @@ struct nilfs_shadow_map { /** * struct nilfs_mdt_info - on-memory private data of meta data files - * @mi_nilfs: back pointer to the_nilfs struct * @mi_sem: reader/writer semaphore for meta data operations * @mi_bgl: per-blockgroup locking * @mi_entry_size: size of an entry @@ -49,7 +48,6 @@ struct nilfs_shadow_map { * @mi_blocks_per_desc_block: number of blocks per descriptor block */ struct nilfs_mdt_info { - struct the_nilfs *mi_nilfs; struct rw_semaphore mi_sem; struct blockgroup_lock *mi_bgl; unsigned mi_entry_size; @@ -68,9 +66,7 @@ static inline struct nilfs_mdt_info *NILFS_MDT(const struct inode *inode) static inline struct the_nilfs *NILFS_I_NILFS(struct inode *inode) { - struct super_block *sb = inode->i_sb; - - return sb ? NILFS_SB(sb)->s_nilfs : NILFS_MDT(inode)->mi_nilfs; + return NILFS_SB(inode->i_sb)->s_nilfs; } /* Default GFP flags using highmem */ @@ -117,7 +113,7 @@ static inline void nilfs_mdt_clear_dirty(struct inode *inode) static inline __u64 nilfs_mdt_cno(struct inode *inode) { - return NILFS_MDT(inode)->mi_nilfs->ns_cno; + return NILFS_I_NILFS(inode)->ns_cno; } #define nilfs_mdt_bgl_lock(inode, bg) \ |