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| author | Sagi Grimberg | 2014-01-23 11:31:28 +0100 |
|---|---|---|
| committer | Roland Dreier | 2014-03-18 06:33:54 +0100 |
| commit | db523b8de13545488b6ff6c952b4527596f3c16a (patch) | |
| tree | ed8c134a1d13ac69b09b479fa5cee56a23980aac /drivers/infiniband/ulp/iser/iser_verbs.c | |
| parent | Linux 3.14-rc4 (diff) | |
| download | kernel-qcow2-linux-db523b8de13545488b6ff6c952b4527596f3c16a.tar.gz kernel-qcow2-linux-db523b8de13545488b6ff6c952b4527596f3c16a.tar.xz kernel-qcow2-linux-db523b8de13545488b6ff6c952b4527596f3c16a.zip | |
IB/iser: Suppress completions for fast registration work requests
In case iSER uses fast registration method, it should not request for
successful completions on fast registration nor local invalidate
requests. We color wr_id with ISER_FRWR_LI_WRID in order to correctly
consume error completions.
Signed-off-by: Sagi Grimberg <sagig@mellanox.com>
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'drivers/infiniband/ulp/iser/iser_verbs.c')
| -rw-r--r-- | drivers/infiniband/ulp/iser/iser_verbs.c | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/drivers/infiniband/ulp/iser/iser_verbs.c b/drivers/infiniband/ulp/iser/iser_verbs.c index ca37edef2791..7bdb811ad5b1 100644 --- a/drivers/infiniband/ulp/iser/iser_verbs.c +++ b/drivers/infiniband/ulp/iser/iser_verbs.c @@ -993,18 +993,16 @@ static int iser_drain_tx_cq(struct iser_device *device, int cq_index) if (wc.status == IB_WC_SUCCESS) { if (wc.opcode == IB_WC_SEND) iser_snd_completion(tx_desc, ib_conn); - else if (wc.opcode == IB_WC_LOCAL_INV || - wc.opcode == IB_WC_FAST_REG_MR) { - atomic_dec(&ib_conn->post_send_buf_count); - continue; - } else + else iser_err("expected opcode %d got %d\n", IB_WC_SEND, wc.opcode); } else { iser_err("tx id %llx status %d vend_err %x\n", - wc.wr_id, wc.status, wc.vendor_err); - atomic_dec(&ib_conn->post_send_buf_count); - iser_handle_comp_error(tx_desc, ib_conn); + wc.wr_id, wc.status, wc.vendor_err); + if (wc.wr_id != ISER_FRWR_LI_WRID) { + atomic_dec(&ib_conn->post_send_buf_count); + iser_handle_comp_error(tx_desc, ib_conn); + } } completed_tx++; } |