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-rw-r--r--fs/btrfs/btrfs_inode.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/fs/btrfs/btrfs_inode.h b/fs/btrfs/btrfs_inode.h
index ea1ea0af8c0e..f6783a42f010 100644
--- a/fs/btrfs/btrfs_inode.h
+++ b/fs/btrfs/btrfs_inode.h
@@ -86,6 +86,12 @@ struct btrfs_inode {
* transid of the trans_handle that last modified this inode
*/
u64 last_trans;
+
+ /*
+ * log transid when this inode was last modified
+ */
+ u64 last_sub_trans;
+
/*
* transid that last logged this inode
*/
@@ -128,6 +134,16 @@ struct btrfs_inode {
u64 last_unlink_trans;
/*
+ * Counters to keep track of the number of extent item's we may use due
+ * to delalloc and such. outstanding_extents is the number of extent
+ * items we think we'll end up using, and reserved_extents is the number
+ * of extent items we've reserved metadata for.
+ */
+ spinlock_t accounting_lock;
+ int reserved_extents;
+ int outstanding_extents;
+
+ /*
* ordered_data_close is set by truncate when a file that used
* to have good data has been truncated to zero. When it is set
* the btrfs file release call will add this inode to the
@@ -138,6 +154,7 @@ struct btrfs_inode {
* of these.
*/
unsigned ordered_data_close:1;
+ unsigned dummy_inode:1;
struct inode vfs_inode;
};