1 files changed, 11 insertions, 15 deletions

diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 69e448e..34195f9 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -1283,17 +1283,16 @@ static int run_delalloc_range(struct inode *inode, struct page *locked_page,
 	return ret;
 }
 
-static int btrfs_split_extent_hook(struct inode *inode,
-				   struct extent_state *orig, u64 split)
+static void btrfs_split_extent_hook(struct inode *inode,
+				    struct extent_state *orig, u64 split)
 {
 	/* not delalloc, ignore it */
 	if (!(orig->state & EXTENT_DELALLOC))
-		return 0;
+		return;
 
 	spin_lock(&BTRFS_I(inode)->lock);
 	BTRFS_I(inode)->outstanding_extents++;
 	spin_unlock(&BTRFS_I(inode)->lock);
-	return 0;
 }
 
 /*
@@ -1302,18 +1301,17 @@ static int btrfs_split_extent_hook(struct inode *inode,
  * extents, such as when we are doing sequential writes, so we can properly
  * account for the metadata space we'll need.
  */
-static int btrfs_merge_extent_hook(struct inode *inode,
-				   struct extent_state *new,
-				   struct extent_state *other)
+static void btrfs_merge_extent_hook(struct inode *inode,
+				    struct extent_state *new,
+				    struct extent_state *other)
 {
 	/* not delalloc, ignore it */
 	if (!(other->state & EXTENT_DELALLOC))
-		return 0;
+		return;
 
 	spin_lock(&BTRFS_I(inode)->lock);
 	BTRFS_I(inode)->outstanding_extents--;
 	spin_unlock(&BTRFS_I(inode)->lock);
-	return 0;
 }
 
 /*
@@ -1321,8 +1319,8 @@ static int btrfs_merge_extent_hook(struct inode *inode,
  * bytes in this file, and to maintain the list of inodes that
  * have pending delalloc work to be done.
  */
-static int btrfs_set_bit_hook(struct inode *inode,
-			      struct extent_state *state, int *bits)
+static void btrfs_set_bit_hook(struct inode *inode,
+			       struct extent_state *state, int *bits)
 {
 
 	/*
@@ -1352,14 +1350,13 @@ static int btrfs_set_bit_hook(struct inode *inode,
 		}
 		spin_unlock(&root->fs_info->delalloc_lock);
 	}
-	return 0;
 }
 
 /*
  * extent_io.c clear_bit_hook, see set_bit_hook for why
  */
-static int btrfs_clear_bit_hook(struct inode *inode,
-				struct extent_state *state, int *bits)
+static void btrfs_clear_bit_hook(struct inode *inode,
+				 struct extent_state *state, int *bits)
 {
 	/*
 	 * set_bit and clear bit hooks normally require _irqsave/restore
@@ -1396,7 +1393,6 @@ static int btrfs_clear_bit_hook(struct inode *inode,
 		}
 		spin_unlock(&root->fs_info->delalloc_lock);
 	}
-	return 0;
 }
 
 /*