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IB/iser: Count FMR alignment violations per session

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Count FMR alignment violations per session as part of the iscsi
statistics.

Signed-off-by: Eli Dorfman <elid@voltaire.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
Eli Dorfman
2008-04-29 13:46:52 -07:00
committed by Roland Dreier
parent 6f735e36ba
commit 87528227df
3 changed files with 6 additions and 1 deletions
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2
drivers/infiniband/ulp/iser/iser_memory.c
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@@ -423,6 +423,7 @@ void iser_dma_unmap_task_data(struct iscsi_iser_cmd_task *iser_ctask)
int iser_reg_rdma_mem(struct iscsi_iser_cmd_task *iser_ctask,
enum iser_data_dir cmd_dir)
{
struct iscsi_conn *iscsi_conn = iser_ctask->iser_conn->iscsi_conn;
struct iser_conn *ib_conn = iser_ctask->iser_conn->ib_conn;
struct iser_device *device = ib_conn->device;
struct ib_device *ibdev = device->ib_device;
@@ -437,6 +438,7 @@ int iser_reg_rdma_mem(struct iscsi_iser_cmd_task *iser_ctask,
aligned_len = iser_data_buf_aligned_len(mem, ibdev);
if (aligned_len != mem->dma_nents) {
iscsi_conn->fmr_unalign_cnt++;
iser_warn("rdma alignment violation %d/%d aligned\n",
aligned_len, mem->size);
iser_data_buf_dump(mem, ibdev);