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dlm: Send lockspace name with uevents
Although it is possible to get this information from the path, its much easier to provide the lockspace as a seperate env variable. Signed-off-by: Steven Whitehouse <swhiteho@redhat.com> Signed-off-by: David Teigland <teigland@redhat.com>
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1 changed files with 13 additions and 1 deletions
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@ -191,6 +191,18 @@ static int do_uevent(struct dlm_ls *ls, int in)
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return error;
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}
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static int dlm_uevent(struct kset *kset, struct kobject *kobj,
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struct kobj_uevent_env *env)
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{
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struct dlm_ls *ls = container_of(kobj, struct dlm_ls, ls_kobj);
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add_uevent_var(env, "LOCKSPACE=%s", ls->ls_name);
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return 0;
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}
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static struct kset_uevent_ops dlm_uevent_ops = {
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.uevent = dlm_uevent,
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};
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int __init dlm_lockspace_init(void)
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{
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@ -199,7 +211,7 @@ int __init dlm_lockspace_init(void)
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INIT_LIST_HEAD(&lslist);
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spin_lock_init(&lslist_lock);
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dlm_kset = kset_create_and_add("dlm", NULL, kernel_kobj);
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dlm_kset = kset_create_and_add("dlm", &dlm_uevent_ops, kernel_kobj);
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if (!dlm_kset) {
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printk(KERN_WARNING "%s: can not create kset\n", __func__);
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return -ENOMEM;
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