bcachefs: Reflink

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>

1 files changed, 32 insertions, 0 deletions

diff --git a/fs/bcachefs/reflink.h b/fs/bcachefs/reflink.h
new file mode 100644
index 000000000000..327618c36d33
--- /dev/null
+++ b/fs/bcachefs/reflink.h
@@ -0,0 +1,32 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _BCACHEFS_REFLINK_H
+#define _BCACHEFS_REFLINK_H
+
+const char *bch2_reflink_p_invalid(const struct bch_fs *, struct bkey_s_c);
+void bch2_reflink_p_to_text(struct printbuf *, struct bch_fs *,
+			    struct bkey_s_c);
+enum merge_result bch2_reflink_p_merge(struct bch_fs *,
+				       struct bkey_s, struct bkey_s);
+
+#define bch2_bkey_ops_reflink_p (struct bkey_ops) {		\
+	.key_invalid	= bch2_reflink_p_invalid,		\
+	.val_to_text	= bch2_reflink_p_to_text,		\
+	.key_merge	= bch2_reflink_p_merge,		\
+}
+
+const char *bch2_reflink_v_invalid(const struct bch_fs *, struct bkey_s_c);
+void bch2_reflink_v_to_text(struct printbuf *, struct bch_fs *,
+			    struct bkey_s_c);
+
+
+#define bch2_bkey_ops_reflink_v (struct bkey_ops) {		\
+	.key_invalid	= bch2_reflink_v_invalid,		\
+	.val_to_text	= bch2_reflink_v_to_text,		\
+}
+
+#ifndef NO_BCACHEFS_FS
+s64 bch2_remap_range(struct bch_fs *, struct bch_inode_info *,
+		     struct bpos, struct bpos, u64, u64);
+#endif /* NO_BCACHEFS_FS */
+
+#endif /* _BCACHEFS_REFLINK_H */