livepatch/module: print notice of TAINT_LIVEPATCH

Add back the "tainting kernel with TAINT_LIVEPATCH" kernel log message
that commit 2992ef2 ("livepatch/module: make TAINT_LIVEPATCH
module-specific") dropped.  Now that it's a module-specific taint flag,
include the module name.

Signed-off-by: Joe Lawrence <[email protected]>
Acked-by: Josh Poimboeuf <[email protected]>
Reviewed-by: Kamalesh Babulal <[email protected]>
Signed-off-by: Jessica Yu <[email protected]>

Author: joe-lawrence

kernel/module.c

@@ -2812,6 +2812,8 @@ static int check_modinfo_livepatch(struct module *mod, struct load_info *info)
 	if (get_modinfo(info, "livepatch")) {
 		mod->klp = true;
 		add_taint_module(mod, TAINT_LIVEPATCH, LOCKDEP_STILL_OK);
+		pr_notice_once("%s: tainting kernel with TAINT_LIVEPATCH\n",
+			       mod->name);
 	}
 
 	return 0;