btrfs: flush_space always takes fs_info->fs_root

We don't need to pass a root to flush_space since it always uses
the fs_root.

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

1 files changed, 10 insertions, 10 deletions

diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 2c21a7ede933..72727a805cb9 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -4797,11 +4797,10 @@ skip_async:
  * get us somewhere and then commit the transaction if it does.  Otherwise it
  * will return -ENOSPC.
  */
-static int may_commit_transaction(struct btrfs_root *root,
+static int may_commit_transaction(struct btrfs_fs_info *fs_info,
                                   struct btrfs_space_info *space_info,
                                   u64 bytes, int force)
 {
-        struct btrfs_fs_info *fs_info = root->fs_info;
         struct btrfs_block_rsv *delayed_rsv = &fs_info->delayed_block_rsv;
         struct btrfs_trans_handle *trans;
 
@@ -4833,7 +4832,7 @@ static int may_commit_transaction(struct btrfs_root *root,
         spin_unlock(&delayed_rsv->lock);
 
 commit:
-        trans = btrfs_join_transaction(root);
+        trans = btrfs_join_transaction(fs_info->fs_root);
         if (IS_ERR(trans))
                 return -ENOSPC;
 
@@ -4847,11 +4846,11 @@ struct reserve_ticket {
         wait_queue_head_t wait;
 };
 
-static int flush_space(struct btrfs_root *root,
+static int flush_space(struct btrfs_fs_info *fs_info,
                        struct btrfs_space_info *space_info, u64 num_bytes,
                        u64 orig_bytes, int state)
 {
-        struct btrfs_fs_info *fs_info = root->fs_info;
+        struct btrfs_root *root = fs_info->fs_root;
         struct btrfs_trans_handle *trans;
         int nr;
         int ret = 0;
@@ -4891,7 +4890,8 @@ static int flush_space(struct btrfs_root *root,
                         ret = 0;
                 break;
         case COMMIT_TRANS:
-                ret = may_commit_transaction(root, space_info, orig_bytes, 0);
+                ret = may_commit_transaction(fs_info, space_info,
+                                             orig_bytes, 0);
                 break;
         default:
                 ret = -ENOSPC;
@@ -5003,8 +5003,8 @@ static void btrfs_async_reclaim_metadata_space(struct work_struct *work)
                 struct reserve_ticket *ticket;
                 int ret;
 
-                ret = flush_space(fs_info->fs_root, space_info, to_reclaim,
-                            to_reclaim, flush_state);
+                ret = flush_space(fs_info, space_info, to_reclaim, to_reclaim,
+                                  flush_state);
                 spin_lock(&space_info->lock);
                 if (list_empty(&space_info->tickets)) {
                         space_info->flush = 0;
@@ -5059,8 +5059,8 @@ static void priority_reclaim_metadata_space(struct btrfs_fs_info *fs_info,
         spin_unlock(&space_info->lock);
 
         do {
-                flush_space(fs_info->fs_root, space_info, to_reclaim,
-                            to_reclaim, flush_state);
+                flush_space(fs_info, space_info, to_reclaim, to_reclaim,
+                            flush_state);
                 flush_state++;
                 spin_lock(&space_info->lock);
                 if (ticket->bytes == 0) {