bcachefs: Stash journal replay params in bch_fs

For the upcoming enumeration of recovery passes, we need all recovery
passes to be called the same way - including journal replay.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
diff --git a/fs/bcachefs/bcachefs.h b/fs/bcachefs/bcachefs.h
index 1ab32b6..67ed5576 100644
--- a/fs/bcachefs/bcachefs.h
+++ b/fs/bcachefs/bcachefs.h
@@ -993,6 +993,9 @@ struct bch_fs {
 	/* QUOTAS */
 	struct bch_memquota_type quotas[QTYP_NR];
 
+	/* RECOVERY */
+	u64			journal_replay_seq_start;
+	u64			journal_replay_seq_end;
 	/* DEBUG JUNK */
 	struct dentry		*fs_debug_dir;
 	struct dentry		*btree_debug_dir;