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authorEric W. Biederman <ebiederm@xmission.com>2015-05-13 17:35:41 -0500
committerEric W. Biederman <ebiederm@xmission.com>2015-07-01 10:36:47 -0500
commitf9bb48825a6b5d02f4cabcc78967c75db903dcdc (patch)
tree4883ba33a67bb07e6c9611b4b7a818c428c73ec7 /arch/s390
parent87d2846fcf88113fae2341da1ca9a71f0d916f2c (diff)
sysfs: Create mountpoints with sysfs_create_mount_point
This allows for better documentation in the code and it allows for a simpler and fully correct version of fs_fully_visible to be written. The mount points converted and their filesystems are: /sys/hypervisor/s390/ s390_hypfs /sys/kernel/config/ configfs /sys/kernel/debug/ debugfs /sys/firmware/efi/efivars/ efivarfs /sys/fs/fuse/connections/ fusectl /sys/fs/pstore/ pstore /sys/kernel/tracing/ tracefs /sys/fs/cgroup/ cgroup /sys/kernel/security/ securityfs /sys/fs/selinux/ selinuxfs /sys/fs/smackfs/ smackfs Cc: stable@vger.kernel.org Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Diffstat (limited to 'arch/s390')
-rw-r--r--arch/s390/hypfs/inode.c12
1 files changed, 4 insertions, 8 deletions
diff --git a/arch/s390/hypfs/inode.c b/arch/s390/hypfs/inode.c
index d3f896a35b98..2eeb0a0f506d 100644
--- a/arch/s390/hypfs/inode.c
+++ b/arch/s390/hypfs/inode.c
@@ -456,8 +456,6 @@ static const struct super_operations hypfs_s_ops = {
.show_options = hypfs_show_options,
};
-static struct kobject *s390_kobj;
-
static int __init hypfs_init(void)
{
int rc;
@@ -481,18 +479,16 @@ static int __init hypfs_init(void)
rc = -ENODATA;
goto fail_hypfs_sprp_exit;
}
- s390_kobj = kobject_create_and_add("s390", hypervisor_kobj);
- if (!s390_kobj) {
- rc = -ENOMEM;
+ rc = sysfs_create_mount_point(hypervisor_kobj, "s390");
+ if (rc)
goto fail_hypfs_diag0c_exit;
- }
rc = register_filesystem(&hypfs_type);
if (rc)
goto fail_filesystem;
return 0;
fail_filesystem:
- kobject_put(s390_kobj);
+ sysfs_remove_mount_point(hypervisor_kobj, "s390");
fail_hypfs_diag0c_exit:
hypfs_diag0c_exit();
fail_hypfs_sprp_exit:
@@ -510,7 +506,7 @@ fail_dbfs_exit:
static void __exit hypfs_exit(void)
{
unregister_filesystem(&hypfs_type);
- kobject_put(s390_kobj);
+ sysfs_remove_mount_point(hypervisor_kobj, "s390");
hypfs_diag0c_exit();
hypfs_sprp_exit();
hypfs_vm_exit();