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authorIngo Molnar <mingo@kernel.org>2025-05-06 19:42:00 +0200
committerIngo Molnar <mingo@kernel.org>2025-05-06 19:42:00 +0200
commit570d58b12fbf7bae0ba72d929ccf914a4df5ca7c (patch)
treedfed4e4970ba5a5a4c4c726b4d55d9f4394683c3 /kernel/params.c
parent502ad6e5a6196840976c4c84b2ea2f9769942fbe (diff)
parent92a09c47464d040866cf2b4cd052bc60555185fb (diff)
Merge tag 'v6.15-rc5' into x86/msr, to pick up fixes and to resolve conflicts
Conflicts: drivers/cpufreq/intel_pstate.c Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/params.c')
-rw-r--r--kernel/params.c47
1 files changed, 22 insertions, 25 deletions
diff --git a/kernel/params.c b/kernel/params.c
index 2509f216c9f3..e668fc90b83e 100644
--- a/kernel/params.c
+++ b/kernel/params.c
@@ -760,38 +760,35 @@ void destroy_params(const struct kernel_param *params, unsigned num)
params[i].ops->free(params[i].arg);
}
-static struct module_kobject * __init locate_module_kobject(const char *name)
+struct module_kobject __modinit * lookup_or_create_module_kobject(const char *name)
{
struct module_kobject *mk;
struct kobject *kobj;
int err;
kobj = kset_find_obj(module_kset, name);
- if (kobj) {
- mk = to_module_kobject(kobj);
- } else {
- mk = kzalloc(sizeof(struct module_kobject), GFP_KERNEL);
- BUG_ON(!mk);
-
- mk->mod = THIS_MODULE;
- mk->kobj.kset = module_kset;
- err = kobject_init_and_add(&mk->kobj, &module_ktype, NULL,
- "%s", name);
-#ifdef CONFIG_MODULES
- if (!err)
- err = sysfs_create_file(&mk->kobj, &module_uevent.attr);
-#endif
- if (err) {
- kobject_put(&mk->kobj);
- pr_crit("Adding module '%s' to sysfs failed (%d), the system may be unstable.\n",
- name, err);
- return NULL;
- }
+ if (kobj)
+ return to_module_kobject(kobj);
- /* So that we hold reference in both cases. */
- kobject_get(&mk->kobj);
+ mk = kzalloc(sizeof(struct module_kobject), GFP_KERNEL);
+ if (!mk)
+ return NULL;
+
+ mk->mod = THIS_MODULE;
+ mk->kobj.kset = module_kset;
+ err = kobject_init_and_add(&mk->kobj, &module_ktype, NULL, "%s", name);
+ if (IS_ENABLED(CONFIG_MODULES) && !err)
+ err = sysfs_create_file(&mk->kobj, &module_uevent.attr);
+ if (err) {
+ kobject_put(&mk->kobj);
+ pr_crit("Adding module '%s' to sysfs failed (%d), the system may be unstable.\n",
+ name, err);
+ return NULL;
}
+ /* So that we hold reference in both cases. */
+ kobject_get(&mk->kobj);
+
return mk;
}
@@ -802,7 +799,7 @@ static void __init kernel_add_sysfs_param(const char *name,
struct module_kobject *mk;
int err;
- mk = locate_module_kobject(name);
+ mk = lookup_or_create_module_kobject(name);
if (!mk)
return;
@@ -873,7 +870,7 @@ static void __init version_sysfs_builtin(void)
int err;
for (vattr = __start___modver; vattr < __stop___modver; vattr++) {
- mk = locate_module_kobject(vattr->module_name);
+ mk = lookup_or_create_module_kobject(vattr->module_name);
if (mk) {
err = sysfs_create_file(&mk->kobj, &vattr->mattr.attr);
WARN_ON_ONCE(err);