vm: print log messages during initialisation

vm/bootstrap.c

@@ -2,6 +2,7 @@
 #include <limits.h>
 #include <socks/vm.h>
 #include <socks/memblock.h>
+#include <socks/printk.h>
 #include <stddef.h>
 #include <limits.h>
 #include <stdint.h>
@@ -15,6 +16,7 @@ kern_status_t vm_bootstrap(const vm_zone_descriptor_t *zones, size_t nr_zones)
 
 	/* we're only worrying about UMA systems for now */
 	node_data = memblock_alloc(sizeof(vm_pg_data_t) * numa_count, 8);
+	printk("vm: initialising %u node%s", numa_count, numa_count > 1 ? "s" : "");
 
 	vm_page_init_array();