diff options
| -rw-r--r-- | fs/btrfs/ordered-data.c | 16 | ||||
| -rw-r--r-- | fs/btrfs/ordered-data.h | 4 | ||||
| -rw-r--r-- | fs/btrfs/tree-log.c | 2 |
3 files changed, 17 insertions, 5 deletions
diff --git a/fs/btrfs/ordered-data.c b/fs/btrfs/ordered-data.c index 9c28eb4da4dd..534544e08f76 100644 --- a/fs/btrfs/ordered-data.c +++ b/fs/btrfs/ordered-data.c @@ -432,21 +432,31 @@ out: /* Needs to either be called under a log transaction or the log_mutex */ void btrfs_get_logged_extents(struct inode *inode, - struct list_head *logged_list) + struct list_head *logged_list, + const loff_t start, + const loff_t end) { struct btrfs_ordered_inode_tree *tree; struct btrfs_ordered_extent *ordered; struct rb_node *n; + struct rb_node *prev; tree = &BTRFS_I(inode)->ordered_tree; spin_lock_irq(&tree->lock); - for (n = rb_first(&tree->tree); n; n = rb_next(n)) { + n = __tree_search(&tree->tree, end, &prev); + if (!n) + n = prev; + for (; n; n = rb_prev(n)) { ordered = rb_entry(n, struct btrfs_ordered_extent, rb_node); + if (ordered->file_offset > end) + continue; + if (entry_end(ordered) <= start) + break; if (!list_empty(&ordered->log_list)) continue; if (test_bit(BTRFS_ORDERED_LOGGED, &ordered->flags)) continue; - list_add_tail(&ordered->log_list, logged_list); + list_add(&ordered->log_list, logged_list); atomic_inc(&ordered->refs); } spin_unlock_irq(&tree->lock); diff --git a/fs/btrfs/ordered-data.h b/fs/btrfs/ordered-data.h index 0124bffc775f..e96cd4ccd805 100644 --- a/fs/btrfs/ordered-data.h +++ b/fs/btrfs/ordered-data.h @@ -198,7 +198,9 @@ int btrfs_find_ordered_sum(struct inode *inode, u64 offset, u64 disk_bytenr, int btrfs_wait_ordered_extents(struct btrfs_root *root, int nr); void btrfs_wait_ordered_roots(struct btrfs_fs_info *fs_info, int nr); void btrfs_get_logged_extents(struct inode *inode, - struct list_head *logged_list); + struct list_head *logged_list, + const loff_t start, + const loff_t end); void btrfs_put_logged_extents(struct list_head *logged_list); void btrfs_submit_logged_extents(struct list_head *logged_list, struct btrfs_root *log); diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c index afe483cb27b0..3883d0febd82 100644 --- a/fs/btrfs/tree-log.c +++ b/fs/btrfs/tree-log.c @@ -3972,7 +3972,7 @@ static int btrfs_log_inode(struct btrfs_trans_handle *trans, mutex_lock(&BTRFS_I(inode)->log_mutex); - btrfs_get_logged_extents(inode, &logged_list); + btrfs_get_logged_extents(inode, &logged_list, start, end); /* * a brute force approach to making sure we get the most uptodate |