X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=fs%2Fnilfs2%2Fsegbuf.h;h=b04f08cc23976a0611a7983de243eade0049fcc1;hb=6c12516083cf51b6e576691ac6e20c4a32f4edb9;hp=fdf1c3b6d6739c6cc76bd451ee8230b573800acf;hpb=c19eb8f0d1bd442ed1aff0b413dd822620771c29;p=karo-tx-linux.git diff --git a/fs/nilfs2/segbuf.h b/fs/nilfs2/segbuf.h index fdf1c3b6d673..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 @@ -127,8 +116,6 @@ struct nilfs_segment_buffer { extern struct kmem_cache *nilfs_segbuf_cachep; -int __init nilfs_init_segbuf_cache(void); -void nilfs_destroy_segbuf_cache(void); struct nilfs_segment_buffer *nilfs_segbuf_new(struct super_block *); void nilfs_segbuf_free(struct nilfs_segment_buffer *); void nilfs_segbuf_map(struct nilfs_segment_buffer *, __u64, unsigned long, @@ -143,6 +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)