diff options
Diffstat (limited to 'fs/btrfs')
| -rw-r--r-- | fs/btrfs/extent-tree.c | 5 | ||||
| -rw-r--r-- | fs/btrfs/file.c | 1 | ||||
| -rw-r--r-- | fs/btrfs/inode.c | 3 | ||||
| -rw-r--r-- | fs/btrfs/locking.h | 1 | ||||
| -rw-r--r-- | fs/btrfs/qgroup.c | 10 | ||||
| -rw-r--r-- | fs/btrfs/transaction.c | 11 | ||||
| -rw-r--r-- | fs/btrfs/volumes.c | 6 |
7 files changed, 25 insertions, 12 deletions
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index 3e074dab2d5..9ac2eca681e 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -1467,8 +1467,11 @@ int lookup_inline_extent_backref(struct btrfs_trans_handle *trans, if (ret && !insert) { err = -ENOENT; goto out; + } else if (ret) { + err = -EIO; + WARN_ON(1); + goto out; } - BUG_ON(ret); /* Corruption */ leaf = path->nodes[0]; item_size = btrfs_item_size_nr(leaf, path->slots[0]); diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c index af1d0605a5c..5b4ea5f55b8 100644 --- a/fs/btrfs/file.c +++ b/fs/btrfs/file.c @@ -591,6 +591,7 @@ void btrfs_drop_extent_cache(struct inode *inode, u64 start, u64 end, } compressed = test_bit(EXTENT_FLAG_COMPRESSED, &em->flags); clear_bit(EXTENT_FLAG_PINNED, &em->flags); + clear_bit(EXTENT_FLAG_LOGGING, &flags); remove_extent_mapping(em_tree, em); if (no_splits) goto next; diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index d1470adca8f..ca1b767d51f 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -2312,6 +2312,7 @@ again: key.type = BTRFS_EXTENT_DATA_KEY; key.offset = start; + path->leave_spinning = 1; if (merge) { struct btrfs_file_extent_item *fi; u64 extent_len; @@ -2368,6 +2369,7 @@ again: btrfs_mark_buffer_dirty(leaf); inode_add_bytes(inode, len); + btrfs_release_path(path); ret = btrfs_inc_extent_ref(trans, root, new->bytenr, new->disk_len, 0, @@ -2381,6 +2383,7 @@ again: ret = 1; out_free_path: btrfs_release_path(path); + path->leave_spinning = 0; btrfs_end_transaction(trans, root); out_unlock: unlock_extent_cached(&BTRFS_I(inode)->io_tree, lock_start, lock_end, diff --git a/fs/btrfs/locking.h b/fs/btrfs/locking.h index ca52681e5f4..b81e0e9a489 100644 --- a/fs/btrfs/locking.h +++ b/fs/btrfs/locking.h @@ -26,7 +26,6 @@ void btrfs_tree_lock(struct extent_buffer *eb); void btrfs_tree_unlock(struct extent_buffer *eb); -int btrfs_try_spin_lock(struct extent_buffer *eb); void btrfs_tree_read_lock(struct extent_buffer *eb); void btrfs_tree_read_unlock(struct extent_buffer *eb); diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c index aee4b1cc3d9..5471e47d655 100644 --- a/fs/btrfs/qgroup.c +++ b/fs/btrfs/qgroup.c @@ -1525,21 +1525,23 @@ int btrfs_qgroup_reserve(struct btrfs_root *root, u64 num_bytes) if ((qg->lim_flags & BTRFS_QGROUP_LIMIT_MAX_RFER) && qg->reserved + qg->rfer + num_bytes > - qg->max_rfer) + qg->max_rfer) { ret = -EDQUOT; + goto out; + } if ((qg->lim_flags & BTRFS_QGROUP_LIMIT_MAX_EXCL) && qg->reserved + qg->excl + num_bytes > - qg->max_excl) + qg->max_excl) { ret = -EDQUOT; + goto out; + } list_for_each_entry(glist, &qg->groups, next_group) { ulist_add(ulist, glist->group->qgroupid, (uintptr_t)glist->group, GFP_ATOMIC); } } - if (ret) - goto out; /* * no limits exceeded, now record the reservation into all qgroups diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c index 9250b9c4f01..50767bbaad6 100644 --- a/fs/btrfs/transaction.c +++ b/fs/btrfs/transaction.c @@ -625,14 +625,13 @@ static int __btrfs_end_transaction(struct btrfs_trans_handle *trans, btrfs_trans_release_metadata(trans, root); trans->block_rsv = NULL; - /* - * the same root has to be passed to start_transaction and - * end_transaction. Subvolume quota depends on this. - */ - WARN_ON(trans->root != root); if (trans->qgroup_reserved) { - btrfs_qgroup_free(root, trans->qgroup_reserved); + /* + * the same root has to be passed here between start_transaction + * and end_transaction. Subvolume quota depends on this. + */ + btrfs_qgroup_free(trans->root, trans->qgroup_reserved); trans->qgroup_reserved = 0; } diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c index 6b9cff42265..5989a92236f 100644 --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -684,6 +684,12 @@ int btrfs_close_devices(struct btrfs_fs_devices *fs_devices) __btrfs_close_devices(fs_devices); free_fs_devices(fs_devices); } + /* + * Wait for rcu kworkers under __btrfs_close_devices + * to finish all blkdev_puts so device is really + * free when umount is done. + */ + rcu_barrier(); return ret; } |