38 lines
		
	
	
		
			928 B
		
	
	
	
		
			Diff
		
	
	
	
	
	
			
		
		
	
	
			38 lines
		
	
	
		
			928 B
		
	
	
	
		
			Diff
		
	
	
	
	
	
| --- a/lib/kobject_uevent.c
 | |
| +++ b/lib/kobject_uevent.c
 | |
| @@ -40,9 +40,22 @@ u64 uevent_seqnum;
 | |
|  char uevent_helper[UEVENT_HELPER_PATH_LEN] = "/sbin/hotplug";
 | |
|  static DEFINE_SPINLOCK(sequence_lock);
 | |
|  #if defined(CONFIG_NET)
 | |
| -static struct sock *uevent_sock;
 | |
| +struct sock *uevent_sock = NULL;
 | |
| +EXPORT_SYMBOL_GPL(uevent_sock);
 | |
|  #endif
 | |
|  
 | |
| +u64 uevent_next_seqnum(void)
 | |
| +{
 | |
| +	u64 seq;
 | |
| +
 | |
| +	spin_lock(&sequence_lock);
 | |
| +	seq = ++uevent_seqnum;
 | |
| +	spin_unlock(&sequence_lock);
 | |
| +	
 | |
| +	return seq;
 | |
| +}
 | |
| +EXPORT_SYMBOL_GPL(uevent_next_seqnum);
 | |
| +
 | |
|  /**
 | |
|   * kobject_uevent_env - send an uevent with environmental data
 | |
|   *
 | |
| @@ -159,9 +172,7 @@ int kobject_uevent_env(struct kobject *k
 | |
|  	}
 | |
|  
 | |
|  	/* we will send an event, request a new sequence number */
 | |
| -	spin_lock(&sequence_lock);
 | |
| -	seq = ++uevent_seqnum;
 | |
| -	spin_unlock(&sequence_lock);
 | |
| +	seq = uevent_next_seqnum();
 | |
|  	sprintf(seq_buff, "SEQNUM=%llu", (unsigned long long)seq);
 | |
|  
 | |
|  #if defined(CONFIG_NET)
 |