diff options
| -rw-r--r-- | drivers/scsi/iscsi_tcp.c | 91 |
1 files changed, 0 insertions, 91 deletions
diff --git a/drivers/scsi/iscsi_tcp.c b/drivers/scsi/iscsi_tcp.c index 97bad5ce5834..e6ae4e648343 100644 --- a/drivers/scsi/iscsi_tcp.c +++ b/drivers/scsi/iscsi_tcp.c @@ -554,48 +554,6 @@ iscsi_data_in(struct iscsi_conn *conn, struct iscsi_task *task) } /** - * iscsi_solicit_data_init - initialize first Data-Out - * @conn: iscsi connection - * @task: scsi command task - * @r2t: R2T info - * - * Notes: - * Initialize first Data-Out within this R2T sequence and finds - * proper data_offset within this SCSI command. - * - * This function is called with connection lock taken. - **/ -static void -iscsi_solicit_data_init(struct iscsi_conn *conn, struct iscsi_task *task, - struct iscsi_r2t_info *r2t) -{ - struct iscsi_data *hdr; - - hdr = &r2t->dtask.hdr; - memset(hdr, 0, sizeof(struct iscsi_data)); - hdr->ttt = r2t->ttt; - hdr->datasn = cpu_to_be32(r2t->solicit_datasn); - r2t->solicit_datasn++; - hdr->opcode = ISCSI_OP_SCSI_DATA_OUT; - memcpy(hdr->lun, task->hdr->lun, sizeof(hdr->lun)); - hdr->itt = task->hdr->itt; - hdr->exp_statsn = r2t->exp_statsn; - hdr->offset = cpu_to_be32(r2t->data_offset); - if (r2t->data_length > conn->max_xmit_dlength) { - hton24(hdr->dlength, conn->max_xmit_dlength); - r2t->data_count = conn->max_xmit_dlength; - hdr->flags = 0; - } else { - hton24(hdr->dlength, r2t->data_length); - r2t->data_count = r2t->data_length; - hdr->flags = ISCSI_FLAG_CMD_FINAL; - } - conn->dataout_pdus_cnt++; - - r2t->sent = 0; -} - -/** * iscsi_r2t_rsp - iSCSI R2T Response processing * @conn: iscsi connection * @task: scsi command task @@ -1311,55 +1269,6 @@ iscsi_tcp_send_linear_data_prepare(struct iscsi_conn *conn, void *data, data, len, NULL, tx_hash); } -/** - * iscsi_solicit_data_cont - initialize next Data-Out - * @conn: iscsi connection - * @task: scsi command task - * @r2t: R2T info - * @left: bytes left to transfer - * - * Notes: - * Initialize next Data-Out within this R2T sequence and continue - * to process next Scatter-Gather element(if any) of this SCSI command. - * - * Called under connection lock. - **/ -static int -iscsi_solicit_data_cont(struct iscsi_conn *conn, struct iscsi_task *task, - struct iscsi_r2t_info *r2t) -{ - struct iscsi_data *hdr; - int new_offset, left; - - BUG_ON(r2t->data_length - r2t->sent < 0); - left = r2t->data_length - r2t->sent; - if (left == 0) - return 0; - - hdr = &r2t->dtask.hdr; - memset(hdr, 0, sizeof(struct iscsi_data)); - hdr->ttt = r2t->ttt; - hdr->datasn = cpu_to_be32(r2t->solicit_datasn); - r2t->solicit_datasn++; - hdr->opcode = ISCSI_OP_SCSI_DATA_OUT; - memcpy(hdr->lun, task->hdr->lun, sizeof(hdr->lun)); - hdr->itt = task->hdr->itt; - hdr->exp_statsn = r2t->exp_statsn; - new_offset = r2t->data_offset + r2t->sent; - hdr->offset = cpu_to_be32(new_offset); - if (left > conn->max_xmit_dlength) { - hton24(hdr->dlength, conn->max_xmit_dlength); - r2t->data_count = conn->max_xmit_dlength; - } else { - hton24(hdr->dlength, left); - r2t->data_count = left; - hdr->flags = ISCSI_FLAG_CMD_FINAL; - } - - conn->dataout_pdus_cnt++; - return 1; -} - static int iscsi_tcp_pdu_init(struct iscsi_task *task, unsigned int offset, unsigned int count) { |