--- fs/btrfs/ctree.h
+++ fs/btrfs/ctree.h
@@ -310,6 +310,9 @@ struct btrfs_header {
#define BTRFS_MAX_INLINE_DATA_SIZE(r) (BTRFS_LEAF_DATA_SIZE(r) - \
sizeof(struct btrfs_item) - \
sizeof(struct btrfs_file_extent_item))
+#define BTRFS_MAX_XATTR_SIZE(r) (BTRFS_LEAF_DATA_SIZE(r) - \
+ sizeof(struct btrfs_item) -\
+ sizeof(struct btrfs_dir_item))
/*
@@ -859,8 +862,9 @@ struct btrfs_fs_info {
struct mutex ordered_operations_mutex;
struct rw_semaphore extent_commit_sem;
- struct rw_semaphore subvol_sem;
+ struct rw_semaphore cleanup_work_sem;
+ struct rw_semaphore subvol_sem;
struct srcu_struct subvol_srcu;
struct list_head trans_list;
@@ -868,6 +872,9 @@ struct btrfs_fs_info {
struct list_head dead_roots;
struct list_head caching_block_groups;
+ spinlock_t delayed_iput_lock;
+ struct list_head delayed_iputs;
+
atomic_t nr_async_submits;
atomic_t async_submit_draining;
atomic_t nr_async_bios;
@@ -1034,12 +1041,12 @@ struct btrfs_root {
int ref_cows;
int track_dirty;
int in_radix;
+ int clean_orphans;
u64 defrag_trans_start;
struct btrfs_key defrag_progress;
struct btrfs_key defrag_max;
int defrag_running;
- int defrag_level;
char *name;
int in_sysfs;
@@ -1175,6 +1182,8 @@ struct btrfs_root {
#define BTRFS_INODE_DIRSYNC (1 << 10)
+#define BTRFS_INODE_ROOT_ITEM_INIT (1 << 31)
+
/* some macros to generate set/get funcs for the struct fields. This
* assumes there is a lefoo_to_cpu for every type, so lets make a simple
* one for u8:
@@ -1975,6 +1984,10 @@ struct extent_buffer *btrfs_alloc_free_b
u64 parent, u64 root_objectid,
struct btrfs_disk_key *key, int level,
u64 hint, u64 empty_size);
+int btrfs_free_tree_block(struct btrfs_trans_handle *trans,
+ struct btrfs_root *root,
+ u64 bytenr, u32 blocksize,
+ u64 parent, u64 root_objectid, int level);
struct extent_buffer *btrfs_init_new_buffer(struct btrfs_trans_handle *trans,
struct btrfs_root *root,
u64 bytenr, u32 blocksize,
@@ -2089,6 +2102,10 @@ int btrfs_split_item(struct btrfs_trans_
struct btrfs_path *path,
struct btrfs_key *new_key,
unsigned long split_offset);
+int btrfs_duplicate_item(struct btrfs_trans_handle *trans,
+ struct btrfs_root *root,
+ struct btrfs_path *path,
+ struct btrfs_key *new_key);
int btrfs_search_slot(struct btrfs_trans_handle *trans, struct btrfs_root
*root, struct btrfs_key *key, struct btrfs_path *p, int
ins_len, int cow);
@@ -2168,6 +2185,8 @@ int btrfs_find_dead_roots(struct btrfs_r
int btrfs_find_orphan_roots(struct btrfs_root *tree_root);
int btrfs_set_root_node(struct btrfs_root_item *item,
struct extent_buffer *node);
+void btrfs_check_and_init_root_item(struct btrfs_root_item *item);
+
/* dir-item.c */
int btrfs_insert_dir_item(struct btrfs_trans_handle *trans,
struct btrfs_root *root, const char *name,
@@ -2196,9 +2215,10 @@ int btrfs_delete_one_dir_name(struct btr
struct btrfs_path *path,
struct btrfs_dir_item *di);
int btrfs_insert_xattr_item(struct btrfs_trans_handle *trans,
- struct btrfs_root *root, const char *name,
- u16 name_len, const void *data, u16 data_len,
- u64 dir);
+ struct btrfs_root *root,
+ struct btrfs_path *path, u64 objectid,
+ const char *name, u16 name_len,
+ const void *data, u16 data_len);
struct btrfs_dir_item *btrfs_lookup_xattr(struct btrfs_trans_handle *trans,
struct btrfs_root *root,
struct btrfs_path *path, u64 dir,
@@ -2292,7 +2312,7 @@ int btrfs_truncate_inode_items(struct bt
struct inode *inode, u64 new_size,
u32 min_type);
-int btrfs_start_delalloc_inodes(struct btrfs_root *root);
+int btrfs_start_delalloc_inodes(struct btrfs_root *root, int delay_iput);
int btrfs_set_extent_delalloc(struct inode *inode, u64 start, u64 end);
int btrfs_writepages(struct address_space *mapping,
struct writeback_control *wbc);
@@ -2332,6 +2352,8 @@ int btrfs_orphan_del(struct btrfs_trans_
void btrfs_orphan_cleanup(struct btrfs_root *root);
int btrfs_cont_expand(struct inode *inode, loff_t size);
int btrfs_invalidate_inodes(struct btrfs_root *root);
+void btrfs_add_delayed_iput(struct inode *inode);
+void btrfs_run_delayed_iputs(struct btrfs_root *root);
extern const struct dentry_operations btrfs_dentry_operations;
/* ioctl.c */
@@ -2345,12 +2367,9 @@ int btrfs_drop_extent_cache(struct inode
int skip_pinned);
int btrfs_check_file(struct btrfs_root *root, struct inode *inode);
extern const struct file_operations btrfs_file_operations;
-int btrfs_drop_extents(struct btrfs_trans_handle *trans,
- struct btrfs_root *root, struct inode *inode,
- u64 start, u64 end, u64 locked_end,
- u64 inline_limit, u64 *hint_block, int drop_cache);
+int btrfs_drop_extents(struct btrfs_trans_handle *trans, struct inode *inode,
+ u64 start, u64 end, u64 *hint_byte, int drop_cache);
int btrfs_mark_extent_written(struct btrfs_trans_handle *trans,
- struct btrfs_root *root,
struct inode *inode, u64 start, u64 end);
int btrfs_release_file(struct inode *inode, struct file *file);
@@ -2380,7 +2399,8 @@ int btrfs_check_acl(struct inode *inode,
#else
#define btrfs_check_acl NULL
#endif
-int btrfs_init_acl(struct inode *inode, struct inode *dir);
+int btrfs_init_acl(struct btrfs_trans_handle *trans,
+ struct inode *inode, struct inode *dir);
int btrfs_acl_chmod(struct inode *inode);
/* relocation.c */
projects / ziggy471-frankenstein-kernel.git / blobdiff