This function always takes a transaction handle which contains a
reference to the fs_info. Use that and remove the extra argument.

Signed-off-by: Lu Fengqi <[email protected]>
---
 fs/btrfs/ctree.h       | 3 +--
 fs/btrfs/ioctl.c       | 4 ++--
 fs/btrfs/transaction.c | 7 +++----
 fs/btrfs/uuid-tree.c   | 4 ++--
 fs/btrfs/volumes.c     | 5 ++---
 5 files changed, 10 insertions(+), 13 deletions(-)

diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 6deb39d8415d..66a9ba039bf1 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -3044,8 +3044,7 @@ void btrfs_update_root_times(struct btrfs_trans_handle 
*trans,
                             struct btrfs_root *root);
 
 /* uuid-tree.c */
-int btrfs_uuid_tree_add(struct btrfs_trans_handle *trans,
-                       struct btrfs_fs_info *fs_info, u8 *uuid, u8 type,
+int btrfs_uuid_tree_add(struct btrfs_trans_handle *trans, u8 *uuid, u8 type,
                        u64 subid);
 int btrfs_uuid_tree_rem(struct btrfs_trans_handle *trans,
                        struct btrfs_fs_info *fs_info, u8 *uuid, u8 type,
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index 89b1054796e6..99610af677a5 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -718,7 +718,7 @@ static noinline int create_subvol(struct inode *dir,
                                 btrfs_ino(BTRFS_I(dir)), index, name, namelen);
        BUG_ON(ret);
 
-       ret = btrfs_uuid_tree_add(trans, fs_info, root_item->uuid,
+       ret = btrfs_uuid_tree_add(trans, root_item->uuid,
                                  BTRFS_UUID_KEY_SUBVOL, objectid);
        if (ret)
                btrfs_abort_transaction(trans, ret);
@@ -5491,7 +5491,7 @@ static long _btrfs_ioctl_set_received_subvol(struct file 
*file,
                goto out;
        }
        if (received_uuid_changed && !btrfs_is_empty_uuid(sa->uuid)) {
-               ret = btrfs_uuid_tree_add(trans, fs_info, sa->uuid,
+               ret = btrfs_uuid_tree_add(trans, sa->uuid,
                                          BTRFS_UUID_KEY_RECEIVED_SUBVOL,
                                          root->root_key.objectid);
                if (ret < 0 && ret != -EEXIST) {
diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c
index 2cbc8ae142e0..1c923c14887a 100644
--- a/fs/btrfs/transaction.c
+++ b/fs/btrfs/transaction.c
@@ -1622,15 +1622,14 @@ static noinline int create_pending_snapshot(struct 
btrfs_trans_handle *trans,
                btrfs_abort_transaction(trans, ret);
                goto fail;
        }
-       ret = btrfs_uuid_tree_add(trans, fs_info, new_uuid.b,
-                                 BTRFS_UUID_KEY_SUBVOL, objectid);
+       ret = btrfs_uuid_tree_add(trans, new_uuid.b, BTRFS_UUID_KEY_SUBVOL,
+                                 objectid);
        if (ret) {
                btrfs_abort_transaction(trans, ret);
                goto fail;
        }
        if (!btrfs_is_empty_uuid(new_root_item->received_uuid)) {
-               ret = btrfs_uuid_tree_add(trans, fs_info,
-                                         new_root_item->received_uuid,
+               ret = btrfs_uuid_tree_add(trans, new_root_item->received_uuid,
                                          BTRFS_UUID_KEY_RECEIVED_SUBVOL,
                                          objectid);
                if (ret && ret != -EEXIST) {
diff --git a/fs/btrfs/uuid-tree.c b/fs/btrfs/uuid-tree.c
index 1ba7ca2a4200..8be956ed4603 100644
--- a/fs/btrfs/uuid-tree.c
+++ b/fs/btrfs/uuid-tree.c
@@ -79,10 +79,10 @@ static int btrfs_uuid_tree_lookup(struct btrfs_root 
*uuid_root, u8 *uuid,
        return ret;
 }
 
-int btrfs_uuid_tree_add(struct btrfs_trans_handle *trans,
-                       struct btrfs_fs_info *fs_info, u8 *uuid, u8 type,
+int btrfs_uuid_tree_add(struct btrfs_trans_handle *trans, u8 *uuid, u8 type,
                        u64 subid_cpu)
 {
+       struct btrfs_fs_info *fs_info = trans->fs_info;
        struct btrfs_root *uuid_root = fs_info->uuid_root;
        int ret;
        struct btrfs_path *path = NULL;
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index 74e02eadf265..a3c1f23f34cc 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -4353,8 +4353,7 @@ static int btrfs_uuid_scan_kthread(void *data)
                }
 update_tree:
                if (!btrfs_is_empty_uuid(root_item.uuid)) {
-                       ret = btrfs_uuid_tree_add(trans, fs_info,
-                                                 root_item.uuid,
+                       ret = btrfs_uuid_tree_add(trans, root_item.uuid,
                                                  BTRFS_UUID_KEY_SUBVOL,
                                                  key.objectid);
                        if (ret < 0) {
@@ -4365,7 +4364,7 @@ static int btrfs_uuid_scan_kthread(void *data)
                }
 
                if (!btrfs_is_empty_uuid(root_item.received_uuid)) {
-                       ret = btrfs_uuid_tree_add(trans, fs_info,
+                       ret = btrfs_uuid_tree_add(trans,
                                                  root_item.received_uuid,
                                                 BTRFS_UUID_KEY_RECEIVED_SUBVOL,
                                                  key.objectid);
-- 
2.17.0



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