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Commit d6c0cb37 authored by Chris Mason's avatar Chris Mason
Browse files

Merge branch 'cleanups_and_fixes' into inode_numbers 



Conflicts:
	fs/btrfs/tree-log.c
	fs/btrfs/volumes.c

Signed-off-by: default avatarChris Mason <chris.mason@oracle.com>
parents 8e531cdf 1f78160c

fs/btrfs/ctree.c

+2 −6
Original line number Diff line number Diff line
@@ -3211,7 +3211,6 @@ int btrfs_truncate_item(struct btrfs_trans_handle *trans, 
			struct btrfs_path *path,

			u32 new_size, int from_end)

{

	int ret = 0;

	int slot;

	struct extent_buffer *leaf;

	struct btrfs_item *item;
@@ -3309,12 +3308,11 @@ int btrfs_truncate_item(struct btrfs_trans_handle *trans, 
	btrfs_set_item_size(leaf, item, new_size);

	btrfs_mark_buffer_dirty(leaf);



	ret = 0;

	if (btrfs_leaf_free_space(root, leaf) < 0) {

		btrfs_print_leaf(root, leaf);

		BUG();

	}

	return ret;

	return 0;

}



/*
@@ -3324,7 +3322,6 @@ int btrfs_extend_item(struct btrfs_trans_handle *trans, 
		      struct btrfs_root *root, struct btrfs_path *path,

		      u32 data_size)

{

	int ret = 0;

	int slot;

	struct extent_buffer *leaf;

	struct btrfs_item *item;
@@ -3389,12 +3386,11 @@ int btrfs_extend_item(struct btrfs_trans_handle *trans, 
	btrfs_set_item_size(leaf, item, old_size + data_size);

	btrfs_mark_buffer_dirty(leaf);



	ret = 0;

	if (btrfs_leaf_free_space(root, leaf) < 0) {

		btrfs_print_leaf(root, leaf);

		BUG();

	}

	return ret;

	return 0;

}



/*

fs/btrfs/ctree.h

+0 −3
Original line number Diff line number Diff line
@@ -1113,9 +1113,6 @@ struct btrfs_fs_info { 
struct btrfs_root {

	struct extent_buffer *node;



	/* the node lock is held while changing the node pointer */

	spinlock_t node_lock;



	struct extent_buffer *commit_root;

	struct btrfs_root *log_root;

	struct btrfs_root *reloc_root;

fs/btrfs/dir-item.c

+1 −2
Original line number Diff line number Diff line
@@ -50,7 +50,6 @@ static struct btrfs_dir_item *insert_with_overflow(struct btrfs_trans_handle 
		if (di)

			return ERR_PTR(-EEXIST);

		ret = btrfs_extend_item(trans, root, path, data_size);

		WARN_ON(ret > 0);

	}

	if (ret < 0)

		return ERR_PTR(ret);
@@ -438,7 +437,7 @@ int verify_dir_item(struct btrfs_root *root, 
		namelen = XATTR_NAME_MAX;



	if (btrfs_dir_name_len(leaf, dir_item) > namelen) {

		printk(KERN_CRIT "btrfS: invalid dir item name len: %u\n",

		printk(KERN_CRIT "btrfs: invalid dir item name len: %u\n",

		       (unsigned)btrfs_dir_data_len(leaf, dir_item));

		return 1;

	}

fs/btrfs/disk-io.c

+7 −6
Original line number Diff line number Diff line
@@ -1053,7 +1053,6 @@ static int __setup_root(u32 nodesize, u32 leafsize, u32 sectorsize, 
	INIT_LIST_HEAD(&root->dirty_list);

	INIT_LIST_HEAD(&root->orphan_list);

	INIT_LIST_HEAD(&root->root_list);

	spin_lock_init(&root->node_lock);

	spin_lock_init(&root->orphan_lock);

	spin_lock_init(&root->inode_lock);

	spin_lock_init(&root->accounting_lock);
@@ -1363,7 +1362,8 @@ static int btrfs_congested_fn(void *congested_data, int bdi_bits) 
	struct btrfs_device *device;

	struct backing_dev_info *bdi;



	list_for_each_entry(device, &info->fs_devices->devices, dev_list) {

	rcu_read_lock();

	list_for_each_entry_rcu(device, &info->fs_devices->devices, dev_list) {

		if (!device->bdev)

			continue;

		bdi = blk_get_backing_dev_info(device->bdev);
@@ -1372,6 +1372,7 @@ static int btrfs_congested_fn(void *congested_data, int bdi_bits) 
			break;

		}

	}

	rcu_read_unlock();

	return ret;

}
@@ -2305,9 +2306,9 @@ int write_all_supers(struct btrfs_root *root, int max_mirrors) 
	sb = &root->fs_info->super_for_commit;

	dev_item = &sb->dev_item;



	mutex_lock(&root->fs_info->fs_devices->device_list_mutex);

	rcu_read_lock();

	head = &root->fs_info->fs_devices->devices;

	list_for_each_entry(dev, head, dev_list) {

	list_for_each_entry_rcu(dev, head, dev_list) {

		if (!dev->bdev) {

			total_errors++;

			continue;
@@ -2340,7 +2341,7 @@ int write_all_supers(struct btrfs_root *root, int max_mirrors) 
	}



	total_errors = 0;

	list_for_each_entry(dev, head, dev_list) {

	list_for_each_entry_rcu(dev, head, dev_list) {

		if (!dev->bdev)

			continue;

		if (!dev->in_fs_metadata || !dev->writeable)
@@ -2350,7 +2351,7 @@ int write_all_supers(struct btrfs_root *root, int max_mirrors) 
		if (ret)

			total_errors++;

	}

	mutex_unlock(&root->fs_info->fs_devices->device_list_mutex);

	rcu_read_unlock();

	if (total_errors > max_errors) {

		printk(KERN_ERR "btrfs: %d errors while writing supers\n",

		       total_errors);

fs/btrfs/extent-tree.c

+4 −3
Original line number Diff line number Diff line
@@ -952,7 +952,6 @@ static int convert_extent_item_v0(struct btrfs_trans_handle *trans, 
	BUG_ON(ret);



	ret = btrfs_extend_item(trans, root, path, new_size);

	BUG_ON(ret);



	leaf = path->nodes[0];

	item = btrfs_item_ptr(leaf, path->slots[0], struct btrfs_extent_item);
@@ -1560,7 +1559,6 @@ int setup_inline_extent_backref(struct btrfs_trans_handle *trans, 
	size = btrfs_extent_inline_ref_size(type);



	ret = btrfs_extend_item(trans, root, path, size);

	BUG_ON(ret);



	ei = btrfs_item_ptr(leaf, path->slots[0], struct btrfs_extent_item);

	refs = btrfs_extent_refs(leaf, ei);
@@ -1689,7 +1687,6 @@ int update_inline_extent_backref(struct btrfs_trans_handle *trans, 
					      end - ptr - size);

		item_size -= size;

		ret = btrfs_truncate_item(trans, root, path, item_size, 1);

		BUG_ON(ret);

	}

	btrfs_mark_buffer_dirty(leaf);

	return 0;
@@ -3307,6 +3304,10 @@ static int shrink_delalloc(struct btrfs_trans_handle *trans, 
	if (reserved == 0)

		return 0;



	/* nothing to shrink - nothing to reclaim */

	if (root->fs_info->delalloc_bytes == 0)

		return 0;



	max_reclaim = min(reserved, to_reclaim);



	while (loops < 1024) {