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| author | Alex Shi <alex.shi@linaro.org> | 2018-03-26 02:32:53 +0000 |
|---|---|---|
| committer | Alex Shi <alex.shi@linaro.org> | 2018-03-26 02:32:53 +0000 |
| commit | 38b587878eee8f9f2664135ab76805d0510bb997 (patch) | |
| tree | 66f5c8eb8821dc7fa1fe91741b24ff7291ef3bf1 /drivers/infiniband/ulp/isert/ib_isert.c | |
| parent | 323174b55ef1de0c70ed0b268fcaf9f2d6f842c6 (diff) | |
| parent | 24f70aa804cd7f8fee4353cf4990997d1c8375ae (diff) | |
Merge tag 'v4.9.90' into linux-linaro-lsk-v4.9lsk-v4.9-18.03
This is the 4.9.90 stable release
Diffstat (limited to 'drivers/infiniband/ulp/isert/ib_isert.c')
| -rw-r--r-- | drivers/infiniband/ulp/isert/ib_isert.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/infiniband/ulp/isert/ib_isert.c b/drivers/infiniband/ulp/isert/ib_isert.c index 0983470929bd..b879d21b7548 100644 --- a/drivers/infiniband/ulp/isert/ib_isert.c +++ b/drivers/infiniband/ulp/isert/ib_isert.c @@ -2098,6 +2098,9 @@ isert_rdma_rw_ctx_post(struct isert_cmd *cmd, struct isert_conn *conn, u32 rkey, offset; int ret; + if (cmd->ctx_init_done) + goto rdma_ctx_post; + if (dir == DMA_FROM_DEVICE) { addr = cmd->write_va; rkey = cmd->write_stag; @@ -2125,11 +2128,15 @@ isert_rdma_rw_ctx_post(struct isert_cmd *cmd, struct isert_conn *conn, se_cmd->t_data_sg, se_cmd->t_data_nents, offset, addr, rkey, dir); } + if (ret < 0) { isert_err("Cmd: %p failed to prepare RDMA res\n", cmd); return ret; } + cmd->ctx_init_done = true; + +rdma_ctx_post: ret = rdma_rw_ctx_post(&cmd->rw, conn->qp, port_num, cqe, chain_wr); if (ret < 0) isert_err("Cmd: %p failed to post RDMA res\n", cmd); |