1 files changed, 7 insertions, 8 deletions

diff --git a/fs/btrfs/btrfs_inode.h b/fs/btrfs/btrfs_inode.h
index 5b2ad6bc4fe7..ed8ca7ca5eff 100644
--- a/fs/btrfs/btrfs_inode.h
+++ b/fs/btrfs/btrfs_inode.h
@@ -38,6 +38,7 @@
 #define BTRFS_INODE_DELALLOC_META_RESERVED      4
 #define BTRFS_INODE_HAS_ORPHAN_ITEM             5
 #define BTRFS_INODE_HAS_ASYNC_EXTENT            6
+#define BTRFS_INODE_NEEDS_FULL_SYNC             7
 
 /* in memory btrfs inode */
 struct btrfs_inode {
@@ -143,6 +144,9 @@ struct btrfs_inode {
         /* flags field from the on disk inode */
         u32 flags;
 
+        /* a local copy of root's last_log_commit */
+        unsigned long last_log_commit;
+
         /*
          * 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
@@ -202,15 +206,10 @@ static inline bool btrfs_is_free_space_inode(struct inode *inode)
 
 static inline int btrfs_inode_in_log(struct inode *inode, u64 generation)
 {
-        struct btrfs_root *root = BTRFS_I(inode)->root;
-        int ret = 0;
-
-        mutex_lock(&root->log_mutex);
         if (BTRFS_I(inode)->logged_trans == generation &&
-            BTRFS_I(inode)->last_sub_trans <= root->last_log_commit)
-                ret = 1;
-        mutex_unlock(&root->log_mutex);
-        return ret;
+            BTRFS_I(inode)->last_sub_trans <= BTRFS_I(inode)->last_log_commit)
+                return 1;
+        return 0;
 }
 
 #endif