diff options
Diffstat (limited to 'drivers/md/raid5-log.h')
| -rw-r--r-- | drivers/md/raid5-log.h | 77 |
1 files changed, 37 insertions, 40 deletions
diff --git a/drivers/md/raid5-log.h b/drivers/md/raid5-log.h index 43c714a8798c..c8332502669e 100644 --- a/drivers/md/raid5-log.h +++ b/drivers/md/raid5-log.h @@ -2,49 +2,46 @@ #ifndef _RAID5_LOG_H #define _RAID5_LOG_H -extern int r5l_init_log(struct r5conf *conf, struct md_rdev *rdev); -extern void r5l_exit_log(struct r5conf *conf); -extern int r5l_write_stripe(struct r5l_log *log, struct stripe_head *head_sh); -extern void r5l_write_stripe_run(struct r5l_log *log); -extern void r5l_flush_stripe_to_raid(struct r5l_log *log); -extern void r5l_stripe_write_finished(struct stripe_head *sh); -extern int r5l_handle_flush_request(struct r5l_log *log, struct bio *bio); -extern void r5l_quiesce(struct r5l_log *log, int quiesce); -extern bool r5l_log_disk_error(struct r5conf *conf); -extern bool r5c_is_writeback(struct r5l_log *log); -extern int -r5c_try_caching_write(struct r5conf *conf, struct stripe_head *sh, - struct stripe_head_state *s, int disks); -extern void -r5c_finish_stripe_write_out(struct r5conf *conf, struct stripe_head *sh, - struct stripe_head_state *s); -extern void r5c_release_extra_page(struct stripe_head *sh); -extern void r5c_use_extra_page(struct stripe_head *sh); -extern void r5l_wake_reclaim(struct r5l_log *log, sector_t space); -extern void r5c_handle_cached_data_endio(struct r5conf *conf, - struct stripe_head *sh, int disks); -extern int r5c_cache_data(struct r5l_log *log, struct stripe_head *sh); -extern void r5c_make_stripe_write_out(struct stripe_head *sh); -extern void r5c_flush_cache(struct r5conf *conf, int num); -extern void r5c_check_stripe_cache_usage(struct r5conf *conf); -extern void r5c_check_cached_full_stripe(struct r5conf *conf); +int r5l_init_log(struct r5conf *conf, struct md_rdev *rdev); +void r5l_exit_log(struct r5conf *conf); +int r5l_write_stripe(struct r5l_log *log, struct stripe_head *head_sh); +void r5l_write_stripe_run(struct r5l_log *log); +void r5l_flush_stripe_to_raid(struct r5l_log *log); +void r5l_stripe_write_finished(struct stripe_head *sh); +int r5l_handle_flush_request(struct r5l_log *log, struct bio *bio); +void r5l_quiesce(struct r5l_log *log, int quiesce); +bool r5l_log_disk_error(struct r5conf *conf); +bool r5c_is_writeback(struct r5l_log *log); +int r5c_try_caching_write(struct r5conf *conf, struct stripe_head *sh, + struct stripe_head_state *s, int disks); +void r5c_finish_stripe_write_out(struct r5conf *conf, struct stripe_head *sh, + struct stripe_head_state *s); +void r5c_release_extra_page(struct stripe_head *sh); +void r5c_use_extra_page(struct stripe_head *sh); +void r5l_wake_reclaim(struct r5l_log *log, sector_t space); +void r5c_handle_cached_data_endio(struct r5conf *conf, + struct stripe_head *sh, int disks); +int r5c_cache_data(struct r5l_log *log, struct stripe_head *sh); +void r5c_make_stripe_write_out(struct stripe_head *sh); +void r5c_flush_cache(struct r5conf *conf, int num); +void r5c_check_stripe_cache_usage(struct r5conf *conf); +void r5c_check_cached_full_stripe(struct r5conf *conf); extern struct md_sysfs_entry r5c_journal_mode; -extern void r5c_update_on_rdev_error(struct mddev *mddev, - struct md_rdev *rdev); -extern bool r5c_big_stripe_cached(struct r5conf *conf, sector_t sect); -extern int r5l_start(struct r5l_log *log); +void r5c_update_on_rdev_error(struct mddev *mddev, struct md_rdev *rdev); +bool r5c_big_stripe_cached(struct r5conf *conf, sector_t sect); +int r5l_start(struct r5l_log *log); -extern struct dma_async_tx_descriptor * +struct dma_async_tx_descriptor * ops_run_partial_parity(struct stripe_head *sh, struct raid5_percpu *percpu, struct dma_async_tx_descriptor *tx); -extern int ppl_init_log(struct r5conf *conf); -extern void ppl_exit_log(struct r5conf *conf); -extern int ppl_write_stripe(struct r5conf *conf, struct stripe_head *sh); -extern void ppl_write_stripe_run(struct r5conf *conf); -extern void ppl_stripe_write_finished(struct stripe_head *sh); -extern int ppl_modify_log(struct r5conf *conf, struct md_rdev *rdev, bool add); -extern void ppl_quiesce(struct r5conf *conf, int quiesce); -extern int ppl_handle_flush_request(struct r5l_log *log, struct bio *bio); +int ppl_init_log(struct r5conf *conf); +void ppl_exit_log(struct r5conf *conf); +int ppl_write_stripe(struct r5conf *conf, struct stripe_head *sh); +void ppl_write_stripe_run(struct r5conf *conf); +void ppl_stripe_write_finished(struct stripe_head *sh); +int ppl_modify_log(struct r5conf *conf, struct md_rdev *rdev, bool add); +void ppl_quiesce(struct r5conf *conf, int quiesce); +int ppl_handle_flush_request(struct bio *bio); extern struct md_sysfs_entry ppl_write_hint; static inline bool raid5_has_log(struct r5conf *conf) @@ -111,7 +108,7 @@ static inline int log_handle_flush_request(struct r5conf *conf, struct bio *bio) if (conf->log) ret = r5l_handle_flush_request(conf->log, bio); else if (raid5_has_ppl(conf)) - ret = ppl_handle_flush_request(conf->log, bio); + ret = ppl_handle_flush_request(bio); return ret; } |