static_call: Add inline static call infrastructure

[mirror_ubuntu-jammy-kernel.git] / kernel / module.c

diff --git a/kernel/module.c b/kernel/module.c
index 1c5cff34d9f28bd8264431791c38956c4360429c..c075a18103fbf66646baccabfe351c5e13b9573c 100644 (file)
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -3274,6 +3274,11 @@ static int find_module_sections(struct module *mod, struct load_info *info)
        mod->kprobe_blacklist = section_objs(info, "_kprobe_blacklist",
                                                sizeof(unsigned long),
                                                &mod->num_kprobe_blacklist);
+#endif
+#ifdef CONFIG_HAVE_STATIC_CALL_INLINE
+       mod->static_call_sites = section_objs(info, ".static_call_sites",
+                                             sizeof(*mod->static_call_sites),
+                                             &mod->num_static_call_sites);
 #endif
        mod->extable = section_objs(info, "__ex_table",
                                    sizeof(*mod->extable), &mod->num_exentries);
@@ -3792,9 +3797,13 @@ static int prepare_coming_module(struct module *mod)
        if (err)
                return err;
 
-       blocking_notifier_call_chain(&module_notify_list,
-                                    MODULE_STATE_COMING, mod);
-       return 0;
+       err = blocking_notifier_call_chain_robust(&module_notify_list,
+                       MODULE_STATE_COMING, MODULE_STATE_GOING, mod);
+       err = notifier_to_errno(err);
+       if (err)
+               klp_module_going(mod);
+
+       return err;
 }
 
 static int unknown_module_param_cb(char *param, char *val, const char *modname,