int mthca_mr_alloc(struct mthca_dev *dev, u32 pd, int buffer_size_shift,
u64 iova, u64 total_size, u32 access, struct mthca_mr *mr)
{
int mthca_mr_alloc(struct mthca_dev *dev, u32 pd, int buffer_size_shift,
u64 iova, u64 total_size, u32 access, struct mthca_mr *mr)
{