atomic_inc(&reg->pending); 
static void rh_inc(struct region_hash *rh, region_t region){	struct region *reg;	read_lock(&rh->hash_lock);	reg = __rh_find(rh, region);	if (reg->state == RH_CLEAN) {		rh->log->type->mark_region(rh->log, reg->key);		spin_lock_irq(&rh->region_lock);		reg->state = RH_DIRTY;		list_del_init(&reg->list);	/* take off the clean list */		spin_unlock_irq(&rh->region_lock);	}	atomic_inc(&reg->pending);	read_unlock(&rh->hash_lock);}
10457	/local/tlutelli/issta_data/temp/c/2005_temp/2005/10457/844e8d904a7c1446e3f040683b4a0645c3eb168f/dm-raid1.c/buggy/drivers/md/dm-raid1.c