--- zzzz-none-000/linux-5.4.213/fs/pstore/platform.c	2022-09-15 10:04:56.000000000 +0000
+++ alder-5690pro-762/linux-5.4.213/fs/pstore/platform.c	2024-08-14 09:02:08.000000000 +0000
@@ -713,6 +713,13 @@
 	record->compressed = false;
 }
 
+ssize_t pstore_copy(enum pstore_type_id type, u64 id, void **buf)
+{
+	if (!psinfo->copy)
+		return -EOPNOTSUPP;
+	return psinfo->copy(type, id, buf, psinfo);
+}
+
 /*
  * Read all the records from one persistent store backend. Create
  * files in our filesystem.  Don't warn about -EEXIST errors