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-rw-r--r--fs/bcachefs/data_update.h49
1 files changed, 49 insertions, 0 deletions
diff --git a/fs/bcachefs/data_update.h b/fs/bcachefs/data_update.h
new file mode 100644
index 0000000000..991095bbd4
--- /dev/null
+++ b/fs/bcachefs/data_update.h
@@ -0,0 +1,49 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+
+#ifndef _BCACHEFS_DATA_UPDATE_H
+#define _BCACHEFS_DATA_UPDATE_H
+
+#include "bkey_buf.h"
+#include "io_write_types.h"
+
+struct moving_context;
+
+struct data_update_opts {
+ unsigned rewrite_ptrs;
+ unsigned kill_ptrs;
+ u16 target;
+ u8 extra_replicas;
+ unsigned btree_insert_flags;
+ unsigned write_flags;
+};
+
+struct data_update {
+ /* extent being updated: */
+ enum btree_id btree_id;
+ struct bkey_buf k;
+ struct data_update_opts data_opts;
+ struct moving_context *ctxt;
+ struct bch_move_stats *stats;
+ struct bch_write_op op;
+};
+
+int bch2_data_update_index_update(struct bch_write_op *);
+
+void bch2_data_update_read_done(struct data_update *,
+ struct bch_extent_crc_unpacked);
+
+int bch2_extent_drop_ptrs(struct btree_trans *,
+ struct btree_iter *,
+ struct bkey_s_c,
+ struct data_update_opts);
+
+void bch2_data_update_exit(struct data_update *);
+int bch2_data_update_init(struct btree_trans *, struct btree_iter *,
+ struct moving_context *,
+ struct data_update *,
+ struct write_point_specifier,
+ struct bch_io_opts, struct data_update_opts,
+ enum btree_id, struct bkey_s_c);
+void bch2_data_update_opts_normalize(struct bkey_s_c, struct data_update_opts *);
+
+#endif /* _BCACHEFS_DATA_UPDATE_H */