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-rw-r--r--fs/btrfs/defrag.h22
1 files changed, 22 insertions, 0 deletions
diff --git a/fs/btrfs/defrag.h b/fs/btrfs/defrag.h
new file mode 100644
index 0000000000..5305f2283b
--- /dev/null
+++ b/fs/btrfs/defrag.h
@@ -0,0 +1,22 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+
+#ifndef BTRFS_DEFRAG_H
+#define BTRFS_DEFRAG_H
+
+int btrfs_defrag_file(struct inode *inode, struct file_ra_state *ra,
+ struct btrfs_ioctl_defrag_range_args *range,
+ u64 newer_than, unsigned long max_to_defrag);
+int __init btrfs_auto_defrag_init(void);
+void __cold btrfs_auto_defrag_exit(void);
+int btrfs_add_inode_defrag(struct btrfs_trans_handle *trans,
+ struct btrfs_inode *inode, u32 extent_thresh);
+int btrfs_run_defrag_inodes(struct btrfs_fs_info *fs_info);
+void btrfs_cleanup_defrag_inodes(struct btrfs_fs_info *fs_info);
+int btrfs_defrag_leaves(struct btrfs_trans_handle *trans, struct btrfs_root *root);
+
+static inline int btrfs_defrag_cancelled(struct btrfs_fs_info *fs_info)
+{
+ return signal_pending(current);
+}
+
+#endif