btrfs: drop unused extent_op arg from btrfs_add_delayed_data_ref

btrfs_add_delayed_data_ref is always called with a NULL extent_op,
so let's drop the argument.

Signed-off-by: Jeff Mahoney <jeffm@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

3 files changed, 6 insertions, 10 deletions

diff --git a/fs/btrfs/delayed-ref.c b/fs/btrfs/delayed-ref.c
index ef724a5fc30e..c66f487b76a7 100644
--- a/fs/btrfs/delayed-ref.c
+++ b/fs/btrfs/delayed-ref.c
@@ -829,15 +829,13 @@ int btrfs_add_delayed_data_ref(struct btrfs_fs_info *fs_info,
                                struct btrfs_trans_handle *trans,
                                u64 bytenr, u64 num_bytes,
                                u64 parent, u64 ref_root,
-                               u64 owner, u64 offset, u64 reserved, int action,
-                               struct btrfs_delayed_extent_op *extent_op)
+                               u64 owner, u64 offset, u64 reserved, int action)
 {
         struct btrfs_delayed_data_ref *ref;
         struct btrfs_delayed_ref_head *head_ref;
         struct btrfs_delayed_ref_root *delayed_refs;
         struct btrfs_qgroup_extent_record *record = NULL;
 
-        BUG_ON(extent_op && !extent_op->is_data);
         ref = kmem_cache_alloc(btrfs_delayed_data_ref_cachep, GFP_NOFS);
         if (!ref)
                 return -ENOMEM;
@@ -859,7 +857,7 @@ int btrfs_add_delayed_data_ref(struct btrfs_fs_info *fs_info,
                 }
         }
 
-        head_ref->extent_op = extent_op;
+        head_ref->extent_op = NULL;
 
         delayed_refs = &trans->transaction->delayed_refs;
         spin_lock(&delayed_refs->lock);
diff --git a/fs/btrfs/delayed-ref.h b/fs/btrfs/delayed-ref.h
index 50947b5a9152..8a0220fb703c 100644
--- a/fs/btrfs/delayed-ref.h
+++ b/fs/btrfs/delayed-ref.h
@@ -250,8 +250,7 @@ int btrfs_add_delayed_data_ref(struct btrfs_fs_info *fs_info,
                                struct btrfs_trans_handle *trans,
                                u64 bytenr, u64 num_bytes,
                                u64 parent, u64 ref_root,
-                               u64 owner, u64 offset, u64 reserved, int action,
-                               struct btrfs_delayed_extent_op *extent_op);
+                               u64 owner, u64 offset, u64 reserved, int action);
 int btrfs_add_delayed_extent_op(struct btrfs_fs_info *fs_info,
                                 struct btrfs_trans_handle *trans,
                                 u64 bytenr, u64 num_bytes,
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index dcd2e798767e..42a3bfd87c8e 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -2089,7 +2089,7 @@ int btrfs_inc_extent_ref(struct btrfs_trans_handle *trans,
                 ret = btrfs_add_delayed_data_ref(fs_info, trans, bytenr,
                                         num_bytes, parent, root_objectid,
                                         owner, offset, 0,
-                                        BTRFS_ADD_DELAYED_REF, NULL);
+                                        BTRFS_ADD_DELAYED_REF);
         }
         return ret;
 }
@@ -7244,7 +7244,7 @@ int btrfs_free_extent(struct btrfs_trans_handle *trans,
                                                 num_bytes,
                                                 parent, root_objectid, owner,
                                                 offset, 0,
-                                                BTRFS_DROP_DELAYED_REF, NULL);
+                                                BTRFS_DROP_DELAYED_REF);
         }
         return ret;
 }
@@ -8194,8 +8194,7 @@ int btrfs_alloc_reserved_file_extent(struct btrfs_trans_handle *trans,
         ret = btrfs_add_delayed_data_ref(fs_info, trans, ins->objectid,
                                          ins->offset, 0,
                                          root_objectid, owner, offset,
-                                         ram_bytes, BTRFS_ADD_DELAYED_EXTENT,
-                                         NULL);
+                                         ram_bytes, BTRFS_ADD_DELAYED_EXTENT);
         return ret;
 }