rpc: Add link-remap option

Signed-off-by: Pavel Emelyanov <xemul@parallels.com>

cr-service.c

@@ -234,6 +234,9 @@ static int setup_opts_from_req(int sk, CriuOpts *req)
 	if (req->has_track_mem)
 		opts.track_mem = req->track_mem;
 
+	if (req->has_link_remap)
+		opts.link_remap_ok = req->link_remap;
+
 	if (req->ps) {
 		opts.use_page_server = true;
 		opts.addr = req->ps->address;

protobuf/rpc.proto

@@ -26,6 +26,7 @@ message criu_opts {
 	optional bool			track_mem	= 15;
 
 	optional int32			work_dir_fd	= 16;
+	optional bool			link_remap	= 17;
 }
 
 message criu_dump_resp {