diff options
Diffstat (limited to 'drivers/infiniband/sw/rxe/rxe_mr.c')
-rw-r--r-- | drivers/infiniband/sw/rxe/rxe_mr.c | 21 |
1 files changed, 9 insertions, 12 deletions
diff --git a/drivers/infiniband/sw/rxe/rxe_mr.c b/drivers/infiniband/sw/rxe/rxe_mr.c index 0e538fafcc20..f54042e9aeb2 100644 --- a/drivers/infiniband/sw/rxe/rxe_mr.c +++ b/drivers/infiniband/sw/rxe/rxe_mr.c @@ -45,22 +45,17 @@ int mr_check_range(struct rxe_mr *mr, u64 iova, size_t length) } } -#define IB_ACCESS_REMOTE (IB_ACCESS_REMOTE_READ \ - | IB_ACCESS_REMOTE_WRITE \ - | IB_ACCESS_REMOTE_ATOMIC) - static void rxe_mr_init(int access, struct rxe_mr *mr) { - u32 lkey = mr->elem.index << 8 | rxe_get_next_key(-1); - u32 rkey = (access & IB_ACCESS_REMOTE) ? lkey : 0; + u32 key = mr->elem.index << 8 | rxe_get_next_key(-1); /* set ibmr->l/rkey and also copy into private l/rkey * for user MRs these will always be the same * for cases where caller 'owns' the key portion * they may be different until REG_MR WQE is executed. */ - mr->lkey = mr->ibmr.lkey = lkey; - mr->rkey = mr->ibmr.rkey = rkey; + mr->lkey = mr->ibmr.lkey = key; + mr->rkey = mr->ibmr.rkey = key; mr->access = access; mr->ibmr.page_size = PAGE_SIZE; @@ -195,7 +190,7 @@ int rxe_mr_init_fast(int max_pages, struct rxe_mr *mr) int err; /* always allow remote access for FMRs */ - rxe_mr_init(IB_ACCESS_REMOTE, mr); + rxe_mr_init(RXE_ACCESS_REMOTE, mr); err = rxe_mr_alloc(mr, max_pages); if (err) @@ -644,6 +639,7 @@ int rxe_invalidate_mr(struct rxe_qp *qp, u32 key) { struct rxe_dev *rxe = to_rdev(qp->ibqp.device); struct rxe_mr *mr; + int remote; int ret; mr = rxe_pool_get_index(&rxe->mr_pool, key >> 8); @@ -653,9 +649,10 @@ int rxe_invalidate_mr(struct rxe_qp *qp, u32 key) goto err; } - if (mr->rkey ? (key != mr->rkey) : (key != mr->lkey)) { + remote = mr->access & RXE_ACCESS_REMOTE; + if (remote ? (key != mr->rkey) : (key != mr->lkey)) { rxe_dbg_mr(mr, "wr key (%#x) doesn't match mr key (%#x)\n", - key, (mr->rkey ? mr->rkey : mr->lkey)); + key, (remote ? mr->rkey : mr->lkey)); ret = -EINVAL; goto err_drop_ref; } @@ -715,7 +712,7 @@ int rxe_reg_fast_mr(struct rxe_qp *qp, struct rxe_send_wqe *wqe) mr->access = access; mr->lkey = key; - mr->rkey = (access & IB_ACCESS_REMOTE) ? key : 0; + mr->rkey = key; mr->ibmr.iova = wqe->wr.wr.reg.mr->iova; mr->state = RXE_MR_STATE_VALID; |