diff options
Diffstat (limited to 'net/sunrpc/xprtrdma/frwr_ops.c')
| -rw-r--r-- | net/sunrpc/xprtrdma/frwr_ops.c | 43 |
1 files changed, 0 insertions, 43 deletions
diff --git a/net/sunrpc/xprtrdma/frwr_ops.c b/net/sunrpc/xprtrdma/frwr_ops.c index 79ba323..a192b91 100644 --- a/net/sunrpc/xprtrdma/frwr_ops.c +++ b/net/sunrpc/xprtrdma/frwr_ops.c @@ -640,48 +640,6 @@ frwr_op_unmap_safe(struct rpcrdma_xprt *r_xprt, struct rpcrdma_req *req, } } -/* Post a LOCAL_INV Work Request to prevent further remote access - * via RDMA READ or RDMA WRITE. - */ -static int -frwr_op_unmap(struct rpcrdma_xprt *r_xprt, struct rpcrdma_mr_seg *seg) -{ - struct rpcrdma_mr_seg *seg1 = seg; - struct rpcrdma_ia *ia = &r_xprt->rx_ia; - struct rpcrdma_mw *mw = seg1->rl_mw; - struct rpcrdma_frmr *frmr = &mw->frmr; - struct ib_send_wr *invalidate_wr, *bad_wr; - int rc, nsegs = seg->mr_nsegs; - - dprintk("RPC: %s: FRMR %p\n", __func__, mw); - - seg1->rl_mw = NULL; - frmr->fr_state = FRMR_IS_INVALID; - invalidate_wr = &mw->frmr.fr_invwr; - - memset(invalidate_wr, 0, sizeof(*invalidate_wr)); - frmr->fr_cqe.done = frwr_wc_localinv; - invalidate_wr->wr_cqe = &frmr->fr_cqe; - invalidate_wr->opcode = IB_WR_LOCAL_INV; - invalidate_wr->ex.invalidate_rkey = frmr->fr_mr->rkey; - DECR_CQCOUNT(&r_xprt->rx_ep); - - ib_dma_unmap_sg(ia->ri_device, frmr->fr_sg, frmr->fr_nents, frmr->fr_dir); - read_lock(&ia->ri_qplock); - rc = ib_post_send(ia->ri_id->qp, invalidate_wr, &bad_wr); - read_unlock(&ia->ri_qplock); - if (rc) - goto out_err; - - rpcrdma_put_mw(r_xprt, mw); - return nsegs; - -out_err: - dprintk("RPC: %s: ib_post_send status %i\n", __func__, rc); - __frwr_queue_recovery(mw); - return nsegs; -} - static void frwr_op_destroy(struct rpcrdma_buffer *buf) { @@ -702,7 +660,6 @@ const struct rpcrdma_memreg_ops rpcrdma_frwr_memreg_ops = { .ro_map = frwr_op_map, .ro_unmap_sync = frwr_op_unmap_sync, .ro_unmap_safe = frwr_op_unmap_safe, - .ro_unmap = frwr_op_unmap, .ro_open = frwr_op_open, .ro_maxpages = frwr_op_maxpages, .ro_init = frwr_op_init, |