diff options
Diffstat (limited to 'block')
| -rw-r--r-- | block/blk-zoned.c | 21 |
1 files changed, 12 insertions, 9 deletions
diff --git a/block/blk-zoned.c b/block/blk-zoned.c index 85de45c3f6be..98c26af01e24 100644 --- a/block/blk-zoned.c +++ b/block/blk-zoned.c @@ -1118,17 +1118,20 @@ static void blk_zone_reset_all_bio_endio(struct bio *bio) sector_t sector; unsigned int i; - /* Update the condition of all zone write plugs. */ - rcu_read_lock(); - for (i = 0; i < disk_zone_wplugs_hash_size(disk); i++) { - hlist_for_each_entry_rcu(zwplug, &disk->zone_wplugs_hash[i], - node) { - spin_lock_irqsave(&zwplug->lock, flags); - disk_zone_wplug_set_wp_offset(disk, zwplug, 0); - spin_unlock_irqrestore(&zwplug->lock, flags); + if (atomic_read(&disk->nr_zone_wplugs)) { + /* Update the condition of all zone write plugs. */ + rcu_read_lock(); + for (i = 0; i < disk_zone_wplugs_hash_size(disk); i++) { + hlist_for_each_entry_rcu(zwplug, + &disk->zone_wplugs_hash[i], + node) { + spin_lock_irqsave(&zwplug->lock, flags); + disk_zone_wplug_set_wp_offset(disk, zwplug, 0); + spin_unlock_irqrestore(&zwplug->lock, flags); + } } + rcu_read_unlock(); } - rcu_read_unlock(); /* Update the cached zone conditions. */ for (sector = 0; sector < capacity; |