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author | Greg Kroah-Hartman <gregkh@suse.de> | 2007-10-29 20:13:17 +0100 |
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committer | Greg Kroah-Hartman <gregkh@suse.de> | 2008-01-24 20:40:14 -0800 |
commit | bd35b93d8049ab47b5bfaf6b10ba39badf21d1c3 (patch) | |
tree | bac82e14d960b2c7011b7f660a93f07e922f8a97 | |
parent | e5e38a86c0bbe8475543f10f0a48393a45df5182 (diff) | |
download | kernel_samsung_crespo-bd35b93d8049ab47b5bfaf6b10ba39badf21d1c3.zip kernel_samsung_crespo-bd35b93d8049ab47b5bfaf6b10ba39badf21d1c3.tar.gz kernel_samsung_crespo-bd35b93d8049ab47b5bfaf6b10ba39badf21d1c3.tar.bz2 |
kset: convert kernel_subsys to use kset_create
Dynamically create the kset instead of declaring it statically. We also
rename kernel_subsys to kernel_kset to catch all users of this symbol
with a build error instead of an easy-to-ignore build warning.
Cc: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
-rw-r--r-- | fs/configfs/mount.c | 2 | ||||
-rw-r--r-- | fs/debugfs/inode.c | 2 | ||||
-rw-r--r-- | fs/dlm/lockspace.c | 2 | ||||
-rw-r--r-- | fs/gfs2/locking/dlm/sysfs.c | 3 | ||||
-rw-r--r-- | include/linux/kobject.h | 4 | ||||
-rw-r--r-- | kernel/ksysfs.c | 42 | ||||
-rw-r--r-- | kernel/user.c | 4 | ||||
-rw-r--r-- | security/inode.c | 2 |
8 files changed, 39 insertions, 22 deletions
diff --git a/fs/configfs/mount.c b/fs/configfs/mount.c index 1330046..c4ee7f0 100644 --- a/fs/configfs/mount.c +++ b/fs/configfs/mount.c @@ -140,7 +140,7 @@ static int __init configfs_init(void) if (!configfs_dir_cachep) goto out; - config_kobj = kobject_create_and_add("config", &kernel_subsys.kobj); + config_kobj = kobject_create_and_add("config", &kernel_kset->kobj); if (!config_kobj) { kmem_cache_destroy(configfs_dir_cachep); configfs_dir_cachep = NULL; diff --git a/fs/debugfs/inode.c b/fs/debugfs/inode.c index 6672142..5ce92c3 100644 --- a/fs/debugfs/inode.c +++ b/fs/debugfs/inode.c @@ -432,7 +432,7 @@ static int __init debugfs_init(void) { int retval; - debug_kobj = kobject_create_and_add("debug", &kernel_subsys.kobj); + debug_kobj = kobject_create_and_add("debug", &kernel_kset->kobj); if (!debug_kobj) return -EINVAL; diff --git a/fs/dlm/lockspace.c b/fs/dlm/lockspace.c index 83a9c4d..0828beb 100644 --- a/fs/dlm/lockspace.c +++ b/fs/dlm/lockspace.c @@ -223,7 +223,7 @@ int dlm_lockspace_init(void) INIT_LIST_HEAD(&lslist); spin_lock_init(&lslist_lock); - dlm_kset = kset_create_and_add("dlm", NULL, &kernel_subsys.kobj); + dlm_kset = kset_create_and_add("dlm", NULL, &kernel_kset->kobj); if (!dlm_kset) { printk(KERN_WARNING "%s: can not create kset\n", __FUNCTION__); return -ENOMEM; diff --git a/fs/gfs2/locking/dlm/sysfs.c b/fs/gfs2/locking/dlm/sysfs.c index 0a86140..1a92b6f 100644 --- a/fs/gfs2/locking/dlm/sysfs.c +++ b/fs/gfs2/locking/dlm/sysfs.c @@ -219,8 +219,7 @@ void gdlm_kobject_release(struct gdlm_ls *ls) int gdlm_sysfs_init(void) { - gdlm_kset = kset_create_and_add("lock_dlm", NULL, - &kernel_subsys.kobj); + gdlm_kset = kset_create_and_add("lock_dlm", NULL, &kernel_kset->kobj); if (!gdlm_kset) { printk(KERN_WARNING "%s: can not create kset\n", __FUNCTION__); return -ENOMEM; diff --git a/include/linux/kobject.h b/include/linux/kobject.h index 390ae14..bd741e8 100644 --- a/include/linux/kobject.h +++ b/include/linux/kobject.h @@ -194,8 +194,8 @@ struct kset _name##_subsys = { \ .uevent_ops =_uevent_ops, \ } -/* The global /sys/kernel/ subsystem for people to chain off of */ -extern struct kset kernel_subsys; +/* The global /sys/kernel/ kset for people to chain off of */ +extern struct kset *kernel_kset; /* The global /sys/hypervisor/ subsystem */ extern struct kset hypervisor_subsys; diff --git a/kernel/ksysfs.c b/kernel/ksysfs.c index 094e2bc..cf02d4b 100644 --- a/kernel/ksysfs.c +++ b/kernel/ksysfs.c @@ -94,8 +94,8 @@ static struct bin_attribute notes_attr = { .read = ¬es_read, }; -decl_subsys(kernel, NULL); -EXPORT_SYMBOL_GPL(kernel_subsys); +struct kset *kernel_kset; +EXPORT_SYMBOL_GPL(kernel_kset); static struct attribute * kernel_attrs[] = { #if defined(CONFIG_HOTPLUG) && defined(CONFIG_NET) @@ -116,24 +116,42 @@ static struct attribute_group kernel_attr_group = { static int __init ksysfs_init(void) { - int error = subsystem_register(&kernel_subsys); - if (!error) - error = sysfs_create_group(&kernel_subsys.kobj, - &kernel_attr_group); + int error; - if (!error && notes_size > 0) { + kernel_kset = kset_create_and_add("kernel", NULL, NULL); + if (!kernel_kset) { + error = -ENOMEM; + goto exit; + } + error = sysfs_create_group(&kernel_kset->kobj, &kernel_attr_group); + if (error) + goto kset_exit; + + if (notes_size > 0) { notes_attr.size = notes_size; - error = sysfs_create_bin_file(&kernel_subsys.kobj, - ¬es_attr); + error = sysfs_create_bin_file(&kernel_kset->kobj, ¬es_attr); + if (error) + goto group_exit; } /* * Create "/sys/kernel/uids" directory and corresponding root user's * directory under it. */ - if (!error) - error = uids_kobject_init(); - + error = uids_kobject_init(); + if (error) + goto notes_exit; + + return 0; + +notes_exit: + if (notes_size > 0) + sysfs_remove_bin_file(&kernel_kset->kobj, ¬es_attr); +group_exit: + sysfs_remove_group(&kernel_kset->kobj, &kernel_attr_group); +kset_exit: + kset_unregister(kernel_kset); +exit: return error; } diff --git a/kernel/user.c b/kernel/user.c index 8320a87..80f1116 100644 --- a/kernel/user.c +++ b/kernel/user.c @@ -198,8 +198,8 @@ int __init uids_kobject_init(void) int error; /* create under /sys/kernel dir */ - uids_kobject.parent = &kernel_subsys.kobj; - uids_kobject.kset = &kernel_subsys; + uids_kobject.parent = &kernel_kset->kobj; + uids_kobject.kset = kernel_kset; kobject_set_name(&uids_kobject, "uids"); kobject_init(&uids_kobject); diff --git a/security/inode.c b/security/inode.c index dfc5978..dbe040a 100644 --- a/security/inode.c +++ b/security/inode.c @@ -321,7 +321,7 @@ static int __init securityfs_init(void) { int retval; - security_kobj = kobject_create_and_add("security", &kernel_subsys.kobj); + security_kobj = kobject_create_and_add("security", &kernel_kset->kobj); if (!security_kobj) return -EINVAL; |