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| author | Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> | 2010-05-23 21:48:36 +0900 |
|---|---|---|
| committer | Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> | 2010-07-23 10:02:09 +0900 |
| commit | 4762077c7b93d35e0417f66702deae3ce3a9855e (patch) | |
| tree | b292dca26b4dedd12f8f1d45ab3b7d49c137f8b0 /fs/nilfs2/segbuf.h | |
| parent | 85655484f896d078d310221475b90ea27f76e5f2 (diff) | |
| download | lwn-4762077c7b93d35e0417f66702deae3ce3a9855e.tar.gz lwn-4762077c7b93d35e0417f66702deae3ce3a9855e.zip | |
nilfs2: get rid of macros for segment summary information
This removes macros to test segment summary flags and redefines a few
relevant macros with inline functions.
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Diffstat (limited to 'fs/nilfs2/segbuf.h')
| -rw-r--r-- | fs/nilfs2/segbuf.h | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/fs/nilfs2/segbuf.h b/fs/nilfs2/segbuf.h index 85fbb66455e2..b04f08cc2397 100644 --- a/fs/nilfs2/segbuf.h +++ b/fs/nilfs2/segbuf.h @@ -54,17 +54,6 @@ struct nilfs_segsum_info { sector_t next; }; -/* macro for the flags */ -#define NILFS_SEG_HAS_SR(sum) ((sum)->flags & NILFS_SS_SR) -#define NILFS_SEG_LOGBGN(sum) ((sum)->flags & NILFS_SS_LOGBGN) -#define NILFS_SEG_LOGEND(sum) ((sum)->flags & NILFS_SS_LOGEND) -#define NILFS_SEG_DSYNC(sum) ((sum)->flags & NILFS_SS_SYNDT) -#define NILFS_SEG_SIMPLEX(sum) \ - (((sum)->flags & (NILFS_SS_LOGBGN | NILFS_SS_LOGEND)) == \ - (NILFS_SS_LOGBGN | NILFS_SS_LOGEND)) - -#define NILFS_SEG_EMPTY(sum) ((sum)->nblocks == (sum)->nsumblk) - /** * struct nilfs_segment_buffer - Segment buffer * @sb_super: back pointer to a superblock struct @@ -141,6 +130,19 @@ int nilfs_segbuf_extend_payload(struct nilfs_segment_buffer *, struct buffer_head **); void nilfs_segbuf_fill_in_segsum(struct nilfs_segment_buffer *); +static inline int nilfs_segbuf_simplex(struct nilfs_segment_buffer *segbuf) +{ + unsigned int flags = segbuf->sb_sum.flags; + + return (flags & (NILFS_SS_LOGBGN | NILFS_SS_LOGEND)) == + (NILFS_SS_LOGBGN | NILFS_SS_LOGEND); +} + +static inline int nilfs_segbuf_empty(struct nilfs_segment_buffer *segbuf) +{ + return segbuf->sb_sum.nblocks == segbuf->sb_sum.nsumblk; +} + static inline void nilfs_segbuf_add_segsum_buffer(struct nilfs_segment_buffer *segbuf, struct buffer_head *bh) |