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-rw-r--r--fs/btrfs/ordered-data.h21
1 files changed, 16 insertions, 5 deletions
diff --git a/fs/btrfs/ordered-data.h b/fs/btrfs/ordered-data.h
index e03c560d299..f29d4bf5fbe 100644
--- a/fs/btrfs/ordered-data.h
+++ b/fs/btrfs/ordered-data.h
@@ -76,7 +76,7 @@ struct btrfs_ordered_sum {
#define BTRFS_ORDERED_IOERR 6 /* We had an io error when writing this out */
-#define BTRFS_ORDERED_UPDATED_ISIZE 7 /* indicates wether this ordered extent
+#define BTRFS_ORDERED_UPDATED_ISIZE 7 /* indicates whether this ordered extent
* has done its due diligence in updating
* the isize. */
@@ -96,6 +96,13 @@ struct btrfs_ordered_extent {
/* number of bytes that still need writing */
u64 bytes_left;
+ /*
+ * the end of the ordered extent which is behind it but
+ * didn't update disk_i_size. Please see the comment of
+ * btrfs_ordered_update_i_size();
+ */
+ u64 outstanding_isize;
+
/* flags (described above) */
unsigned long flags;
@@ -121,8 +128,11 @@ struct btrfs_ordered_extent {
struct list_head root_extent_list;
struct btrfs_work work;
-};
+ struct completion completion;
+ struct btrfs_work flush_work;
+ struct list_head work_list;
+};
/*
* calculates the total size you need to allocate for an ordered sum
@@ -179,10 +189,11 @@ struct btrfs_ordered_extent *btrfs_lookup_ordered_range(struct inode *inode,
int btrfs_ordered_update_i_size(struct inode *inode, u64 offset,
struct btrfs_ordered_extent *ordered);
int btrfs_find_ordered_sum(struct inode *inode, u64 offset, u64 disk_bytenr, u32 *sum);
-void btrfs_run_ordered_operations(struct btrfs_root *root, int wait);
+int btrfs_run_ordered_operations(struct btrfs_root *root, int wait);
void btrfs_add_ordered_operation(struct btrfs_trans_handle *trans,
struct btrfs_root *root,
struct inode *inode);
-void btrfs_wait_ordered_extents(struct btrfs_root *root,
- int nocow_only, int delay_iput);
+void btrfs_wait_ordered_extents(struct btrfs_root *root, int delay_iput);
+int __init ordered_data_init(void);
+void ordered_data_exit(void);
#endif