admin/libiscsi
1
0
Fork 0
Code Issues Pull Requests Actions 2 Packages Projects Releases Wiki Activity

Limit immediate and unsolicited data to FirstBurstLength

Browse Source 
RFC3270 describes in section 12.14 that immediate and unsolicited data
sent from the initiator to the target must not exceed FristBurstLength
bytes in total.
This commit is contained in:
Peter Lieven
2012-10-18 09:21:54 +02:00
parent b673d8ed57
commit 91267f5aaa
1 changed files with 3 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
lib/scsi-command.c
View File

@@ -242,8 +242,8 @@ iscsi_scsi_command_async(struct iscsi_context *iscsi, int lun,
if (iscsi->use_immediate_data == ISCSI_IMMEDIATE_DATA_YES) {
uint32_t len = data.size;
if (len > iscsi->target_max_recv_data_segment_length) {
len = iscsi->target_max_recv_data_segment_length;
if (len > iscsi->first_burst_length) {
len = iscsi->first_burst_length;
}
if (iscsi_pdu_add_data(iscsi, pdu, data.data, len)
@@ -302,7 +302,7 @@ iscsi_scsi_command_async(struct iscsi_context *iscsi, int lun,
}
/* Can we send some unsolicited data ? */
if (pdu->nidata.size != 0 && iscsi->use_initial_r2t == ISCSI_INITIAL_R2T_NO) {
if (pdu->nidata.size != 0 && iscsi->use_initial_r2t == ISCSI_INITIAL_R2T_NO && iscsi->use_immediate_data == ISCSI_IMMEDIATE_DATA_NO) {
uint32_t len = pdu->nidata.size - offset;
if (len > iscsi->first_burst_length) {