return key; 
return tavor_key_to_hw_index(key); 
static inline u32 key_to_hw_index(struct mthca_dev *dev, u32 key){	if (dev->hca_type == ARBEL_NATIVE)		return (key << 24) | (key >> 8);	else		return key;}
4520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4520/d0a9d25cdcd511dd523357bc902979220dc72a2e/mthca_mr.c/clean/drivers/infiniband/hw/mthca/mthca_mr.c