diff options
Diffstat (limited to 'drivers/md/md.h')
| -rw-r--r-- | drivers/md/md.h | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/md/md.h b/drivers/md/md.h index 0fa1de42c42b..b50eb4ac1b82 100644 --- a/drivers/md/md.h +++ b/drivers/md/md.h @@ -134,7 +134,9 @@ enum flag_bits { Faulty, /* device is known to have a fault */ In_sync, /* device is in_sync with rest of array */ Bitmap_sync, /* ..actually, not quite In_sync. Need a - * bitmap-based recovery to get fully in sync + * bitmap-based recovery to get fully in sync. + * The bit is only meaningful before device + * has been passed to pers->hot_add_disk. */ WriteMostly, /* Avoid reading if at all possible */ AutoDetected, /* added by auto-detect */ @@ -444,6 +446,9 @@ struct mddev { struct attribute_group *to_remove; struct bio_set *bio_set; + struct bio_set *sync_set; /* for sync operations like + * metadata and bitmap writes + */ /* Generic flush handling. * The last to finish preflush schedules a worker to submit @@ -510,7 +515,7 @@ struct md_personality int level; struct list_head list; struct module *owner; - void (*make_request)(struct mddev *mddev, struct bio *bio); + bool (*make_request)(struct mddev *mddev, struct bio *bio); int (*run)(struct mddev *mddev); void (*free)(struct mddev *mddev, void *priv); void (*status)(struct seq_file *seq, struct mddev *mddev); @@ -649,7 +654,7 @@ extern void md_wakeup_thread(struct md_thread *thread); extern void md_check_recovery(struct mddev *mddev); extern void md_reap_sync_thread(struct mddev *mddev); extern int mddev_init_writes_pending(struct mddev *mddev); -extern void md_write_start(struct mddev *mddev, struct bio *bi); +extern bool md_write_start(struct mddev *mddev, struct bio *bi); extern void md_write_inc(struct mddev *mddev, struct bio *bi); extern void md_write_end(struct mddev *mddev); extern void md_done_sync(struct mddev *mddev, int blocks, int ok); |
