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-rw-r--r--fs/btrfs/ordered-data.c24
1 files changed, 3 insertions, 21 deletions
diff --git a/fs/btrfs/ordered-data.c b/fs/btrfs/ordered-data.c
index 966b413a33b8..c702cb62f78a 100644
--- a/fs/btrfs/ordered-data.c
+++ b/fs/btrfs/ordered-data.c
@@ -563,11 +563,10 @@ static void btrfs_run_ordered_extent_work(struct btrfs_work *work)
563 * wait for all the ordered extents in a root. This is done when balancing 563 * wait for all the ordered extents in a root. This is done when balancing
564 * space between drives. 564 * space between drives.
565 */ 565 */
566void btrfs_wait_ordered_extents(struct btrfs_root *root, int delay_iput) 566void btrfs_wait_ordered_extents(struct btrfs_root *root)
567{ 567{
568 struct list_head splice, works; 568 struct list_head splice, works;
569 struct btrfs_ordered_extent *ordered, *next; 569 struct btrfs_ordered_extent *ordered, *next;
570 struct inode *inode;
571 570
572 INIT_LIST_HEAD(&splice); 571 INIT_LIST_HEAD(&splice);
573 INIT_LIST_HEAD(&works); 572 INIT_LIST_HEAD(&works);
@@ -580,15 +579,6 @@ void btrfs_wait_ordered_extents(struct btrfs_root *root, int delay_iput)
580 root_extent_list); 579 root_extent_list);
581 list_move_tail(&ordered->root_extent_list, 580 list_move_tail(&ordered->root_extent_list,
582 &root->ordered_extents); 581 &root->ordered_extents);
583 /*
584 * the inode may be getting freed (in sys_unlink path).
585 */
586 inode = igrab(ordered->inode);
587 if (!inode) {
588 cond_resched_lock(&root->ordered_extent_lock);
589 continue;
590 }
591
592 atomic_inc(&ordered->refs); 582 atomic_inc(&ordered->refs);
593 spin_unlock(&root->ordered_extent_lock); 583 spin_unlock(&root->ordered_extent_lock);
594 584
@@ -605,21 +595,13 @@ void btrfs_wait_ordered_extents(struct btrfs_root *root, int delay_iput)
605 list_for_each_entry_safe(ordered, next, &works, work_list) { 595 list_for_each_entry_safe(ordered, next, &works, work_list) {
606 list_del_init(&ordered->work_list); 596 list_del_init(&ordered->work_list);
607 wait_for_completion(&ordered->completion); 597 wait_for_completion(&ordered->completion);
608
609 inode = ordered->inode;
610 btrfs_put_ordered_extent(ordered); 598 btrfs_put_ordered_extent(ordered);
611 if (delay_iput)
612 btrfs_add_delayed_iput(inode);
613 else
614 iput(inode);
615
616 cond_resched(); 599 cond_resched();
617 } 600 }
618 mutex_unlock(&root->fs_info->ordered_operations_mutex); 601 mutex_unlock(&root->fs_info->ordered_operations_mutex);
619} 602}
620 603
621void btrfs_wait_all_ordered_extents(struct btrfs_fs_info *fs_info, 604void btrfs_wait_all_ordered_extents(struct btrfs_fs_info *fs_info)
622 int delay_iput)
623{ 605{
624 struct btrfs_root *root; 606 struct btrfs_root *root;
625 struct list_head splice; 607 struct list_head splice;
@@ -637,7 +619,7 @@ void btrfs_wait_all_ordered_extents(struct btrfs_fs_info *fs_info,
637 &fs_info->ordered_roots); 619 &fs_info->ordered_roots);
638 spin_unlock(&fs_info->ordered_root_lock); 620 spin_unlock(&fs_info->ordered_root_lock);
639 621
640 btrfs_wait_ordered_extents(root, delay_iput); 622 btrfs_wait_ordered_extents(root);
641 btrfs_put_fs_root(root); 623 btrfs_put_fs_root(root);
642 624
643 spin_lock(&fs_info->ordered_root_lock); 625 spin_lock(&fs_info->ordered_root_lock);