diff options
Diffstat (limited to 'kernel/params.c')
| -rw-r--r-- | kernel/params.c | 28 |
1 files changed, 20 insertions, 8 deletions
diff --git a/kernel/params.c b/kernel/params.c index 718945da8f5..553cf7d6a4b 100644 --- a/kernel/params.c +++ b/kernel/params.c @@ -30,6 +30,8 @@ #define DEBUGP(fmt, a...) #endif +static struct kobj_type module_ktype; + static inline char dash2underscore(char c) { if (c == '-') @@ -561,14 +563,11 @@ static void __init kernel_param_sysfs_setup(const char *name, mk->mod = THIS_MODULE; kobj_set_kset_s(mk, module_subsys); kobject_set_name(&mk->kobj, name); - ret = kobject_register(&mk->kobj); + kobject_init(&mk->kobj); + ret = kobject_add(&mk->kobj); BUG_ON(ret < 0); - - /* no need to keep the kobject if no parameter is exported */ - if (!param_sysfs_setup(mk, kparam, num_params, name_skip)) { - kobject_unregister(&mk->kobj); - kfree(mk); - } + param_sysfs_setup(mk, kparam, num_params, name_skip); + kobject_uevent(&mk->kobj, KOBJ_ADD); } /* @@ -674,6 +673,19 @@ static struct sysfs_ops module_sysfs_ops = { .store = module_attr_store, }; +static int uevent_filter(struct kset *kset, struct kobject *kobj) +{ + struct kobj_type *ktype = get_ktype(kobj); + + if (ktype == &module_ktype) + return 1; + return 0; +} + +static struct kset_uevent_ops module_uevent_ops = { + .filter = uevent_filter, +}; + #else static struct sysfs_ops module_sysfs_ops = { .show = NULL, @@ -685,7 +697,7 @@ static struct kobj_type module_ktype = { .sysfs_ops = &module_sysfs_ops, }; -decl_subsys(module, &module_ktype, NULL); +decl_subsys(module, &module_ktype, &module_uevent_ops); /* * param_sysfs_init - wrapper for built-in params support |