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author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2009-09-13 21:16:56 -0700 |
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committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2009-09-13 21:16:56 -0700 |
commit | fc8e1ead9314cf0e0f1922e661428b93d3a50d88 (patch) | |
tree | f3cb97c4769b74f6627a59769f1ed5c92a13c58a /fs/nilfs2/sufile.h | |
parent | 2bcaa6a4238094c5695d5b1943078388d82d3004 (diff) | |
parent | 9de48cc300fb10f7d9faa978670becf5e352462a (diff) |
Merge branch 'next' into for-linus
Diffstat (limited to 'fs/nilfs2/sufile.h')
-rw-r--r-- | fs/nilfs2/sufile.h | 62 |
1 files changed, 39 insertions, 23 deletions
diff --git a/fs/nilfs2/sufile.h b/fs/nilfs2/sufile.h index a2e2efd4ade..a2c4d76c336 100644 --- a/fs/nilfs2/sufile.h +++ b/fs/nilfs2/sufile.h @@ -43,43 +43,27 @@ void nilfs_sufile_put_segment_usage(struct inode *, __u64, struct buffer_head *); int nilfs_sufile_get_stat(struct inode *, struct nilfs_sustat *); int nilfs_sufile_get_ncleansegs(struct inode *, unsigned long *); -ssize_t nilfs_sufile_get_suinfo(struct inode *, __u64, struct nilfs_suinfo *, +ssize_t nilfs_sufile_get_suinfo(struct inode *, __u64, void *, unsigned, size_t); +int nilfs_sufile_updatev(struct inode *, __u64 *, size_t, int, size_t *, + void (*dofunc)(struct inode *, __u64, + struct buffer_head *, + struct buffer_head *)); int nilfs_sufile_update(struct inode *, __u64, int, void (*dofunc)(struct inode *, __u64, struct buffer_head *, struct buffer_head *)); -void nilfs_sufile_do_cancel_free(struct inode *, __u64, struct buffer_head *, - struct buffer_head *); void nilfs_sufile_do_scrap(struct inode *, __u64, struct buffer_head *, struct buffer_head *); void nilfs_sufile_do_free(struct inode *, __u64, struct buffer_head *, struct buffer_head *); +void nilfs_sufile_do_cancel_free(struct inode *, __u64, struct buffer_head *, + struct buffer_head *); void nilfs_sufile_do_set_error(struct inode *, __u64, struct buffer_head *, struct buffer_head *); /** - * nilfs_sufile_cancel_free - - * @sufile: inode of segment usage file - * @segnum: segment number - * - * Description: - * - * Return Value: On success, 0 is returned. On error, one of the following - * negative error codes is returned. - * - * %-EIO - I/O error. - * - * %-ENOMEM - Insufficient amount of memory available. - */ -static inline int nilfs_sufile_cancel_free(struct inode *sufile, __u64 segnum) -{ - return nilfs_sufile_update(sufile, segnum, 0, - nilfs_sufile_do_cancel_free); -} - -/** * nilfs_sufile_scrap - make a segment garbage * @sufile: inode of segment usage file * @segnum: segment number to be freed @@ -100,6 +84,38 @@ static inline int nilfs_sufile_free(struct inode *sufile, __u64 segnum) } /** + * nilfs_sufile_freev - free segments + * @sufile: inode of segment usage file + * @segnumv: array of segment numbers + * @nsegs: size of @segnumv array + * @ndone: place to store the number of freed segments + */ +static inline int nilfs_sufile_freev(struct inode *sufile, __u64 *segnumv, + size_t nsegs, size_t *ndone) +{ + return nilfs_sufile_updatev(sufile, segnumv, nsegs, 0, ndone, + nilfs_sufile_do_free); +} + +/** + * nilfs_sufile_cancel_freev - reallocate freeing segments + * @sufile: inode of segment usage file + * @segnumv: array of segment numbers + * @nsegs: size of @segnumv array + * @ndone: place to store the number of cancelled segments + * + * Return Value: On success, 0 is returned. On error, a negative error codes + * is returned. + */ +static inline int nilfs_sufile_cancel_freev(struct inode *sufile, + __u64 *segnumv, size_t nsegs, + size_t *ndone) +{ + return nilfs_sufile_updatev(sufile, segnumv, nsegs, 0, ndone, + nilfs_sufile_do_cancel_free); +} + +/** * nilfs_sufile_set_error - mark a segment as erroneous * @sufile: inode of segment usage file * @segnum: segment number |