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IB/iser: fix some debug prints

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fix and add some debug prints related to iser
handling of memory for rdma.

Signed-off-by: Erez Zilber <erezz@voltaire.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
Erez Zilber 2006-09-11 12:24:00 +03:00 committed by Roland Dreier
parent 8dfa0876d3
commit e981f1d4b8
1 changed files with 14 additions and 3 deletions
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17
drivers/infiniband/ulp/iser/iser_memory.c
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@ -329,9 +329,9 @@ static void iser_data_buf_dump(struct iser_data_buf *data)
struct scatterlist *sg = (struct scatterlist *)data->buf;
int i;
for (i = 0; i < data->size; i++)
for (i = 0; i < data->dma_nents; i++)
iser_err("sg[%d] dma_addr:0x%lX page:0x%p "
"off:%d sz:%d dma_len:%d\n",
"off:0x%x sz:0x%x dma_len:0x%x\n",
i, (unsigned long)sg_dma_address(&sg[i]),
sg[i].page, sg[i].offset,
sg[i].length,sg_dma_len(&sg[i]));
@ -383,6 +383,7 @@ int iser_reg_rdma_mem(struct iscsi_iser_cmd_task *iser_ctask,
struct iser_regd_buf *regd_buf;
int aligned_len;
int err;
int i;
regd_buf = &iser_ctask->rdma_regd[cmd_dir];
@ -400,8 +401,18 @@ int iser_reg_rdma_mem(struct iscsi_iser_cmd_task *iser_ctask,
iser_page_vec_build(mem, ib_conn->page_vec);
err = iser_reg_page_vec(ib_conn, ib_conn->page_vec, &regd_buf->reg);
if (err)
if (err) {
iser_data_buf_dump(mem);
iser_err("mem->dma_nents = %d (dlength = 0x%x)\n", mem->dma_nents,
ntoh24(iser_ctask->desc.iscsi_header.dlength));
iser_err("page_vec: data_size = 0x%x, length = %d, offset = 0x%x\n",
ib_conn->page_vec->data_size, ib_conn->page_vec->length,
ib_conn->page_vec->offset);
for (i=0 ; i<ib_conn->page_vec->length ; i++) {
iser_err("page_vec[%d] = 0x%lx\n", i, ib_conn->page_vec->pages[i]);
}
return err;
}
/* take a reference on this regd buf such that it will not be released *
* (eg in send dto completion) before we get the scsi response */