diff options
Diffstat (limited to 'drivers/md/md.h')
| -rw-r--r-- | drivers/md/md.h | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/drivers/md/md.h b/drivers/md/md.h index 5f86f8adb0a4..7b811645cec7 100644 --- a/drivers/md/md.h +++ b/drivers/md/md.h @@ -111,11 +111,11 @@ struct md_rdev { */ /* - * The members for check collision of write behind IOs. + * The members for check collision of write IOs. */ - struct list_head wb_list; - spinlock_t wb_list_lock; - wait_queue_head_t wb_io_wait; + struct list_head serial_list; + spinlock_t serial_list_lock; + wait_queue_head_t serial_io_wait; struct work_struct del_work; /* used for delayed sysfs removal */ @@ -201,9 +201,9 @@ enum flag_bits { * it didn't fail, so don't use FailFast * any more for metadata */ - WBCollisionCheck, /* - * multiqueue device should check if there - * is collision between write behind bios. + CollisionCheck, /* + * check if there is collision between raid1 + * serial bios. */ }; @@ -263,9 +263,9 @@ enum mddev_sb_flags { MD_SB_NEED_REWRITE, /* metadata write needs to be repeated */ }; -#define NR_WB_INFOS 8 -/* record current range of write behind IOs */ -struct wb_info { +#define NR_SERIAL_INFOS 8 +/* record current range of serialize IOs */ +struct serial_info { sector_t lo; sector_t hi; struct list_head list; @@ -487,7 +487,7 @@ struct mddev { */ struct work_struct flush_work; struct work_struct event_work; /* used by dm to report failure event */ - mempool_t *wb_info_pool; + mempool_t *serial_info_pool; void (*sync_super)(struct mddev *mddev, struct md_rdev *rdev); struct md_cluster_info *cluster_info; unsigned int good_device_nr; /* good device num within cluster raid */ @@ -737,7 +737,7 @@ extern struct bio *bio_alloc_mddev(gfp_t gfp_mask, int nr_iovecs, extern void md_reload_sb(struct mddev *mddev, int raid_disk); extern void md_update_sb(struct mddev *mddev, int force); extern void md_kick_rdev_from_array(struct md_rdev * rdev); -extern void mddev_create_wb_pool(struct mddev *mddev, struct md_rdev *rdev, +extern void mddev_create_serial_pool(struct mddev *mddev, struct md_rdev *rdev, bool is_suspend); struct md_rdev *md_find_rdev_nr_rcu(struct mddev *mddev, int nr); struct md_rdev *md_find_rdev_rcu(struct mddev *mddev, dev_t dev); |