iscsi-initiator-utils/iscsi-initiator-utils-fix-zero-MaxXmitDataSegmentLength.patch

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2010-05-06 21:41:12 +00:00
diff -aurp open-iscsi-2.0-872-rc1-bnx2i/usr/be2iscsi.c open-iscsi-2.0-872-rc1-bnx2i.work/usr/be2iscsi.c
--- open-iscsi-2.0-872-rc1-bnx2i/usr/be2iscsi.c 2010-04-16 14:15:44.000000000 -0500
+++ open-iscsi-2.0-872-rc1-bnx2i.work/usr/be2iscsi.c 2010-04-16 14:17:00.000000000 -0500
@@ -18,6 +18,9 @@
void be2iscsi_create_conn(struct iscsi_conn *conn)
{
+ struct iscsi_session *session = conn->session;
+ conn_rec_t *conn_rec = &session->nrec.conn[conn->id];
+
if (conn->max_recv_dlength > 65536)
conn->max_recv_dlength = 65536;
@@ -30,5 +33,9 @@ void be2iscsi_create_conn(struct iscsi_c
if (conn->max_xmit_dlength > 65536)
conn->max_xmit_dlength = 65536;
+ if (!conn_rec->iscsi.MaxXmitDataSegmentLength ||
+ conn_rec->iscsi.MaxXmitDataSegmentLength > 65536)
+ conn_rec->iscsi.MaxXmitDataSegmentLength = 65536;
+
conn->session->erl = 0;
}
diff -aurp open-iscsi-2.0-872-rc1-bnx2i/usr/initiator.c open-iscsi-2.0-872-rc1-bnx2i.work/usr/initiator.c
--- open-iscsi-2.0-872-rc1-bnx2i/usr/initiator.c 2010-04-16 14:16:30.000000000 -0500
+++ open-iscsi-2.0-872-rc1-bnx2i.work/usr/initiator.c 2010-04-16 14:16:41.000000000 -0500
@@ -369,9 +369,10 @@ iscsi_copy_operational_params(iscsi_conn
/* zero indicates to use the target's value */
conn->max_xmit_dlength =
__padding(conn_rec->iscsi.MaxXmitDataSegmentLength);
- if (conn->max_xmit_dlength != 0 &&
- (conn->max_xmit_dlength < ISCSI_MIN_MAX_RECV_SEG_LEN ||
- conn->max_xmit_dlength > ISCSI_MAX_MAX_RECV_SEG_LEN)) {
+ if (conn->max_xmit_dlength == 0)
+ conn->max_xmit_dlength = ISCSI_DEF_MAX_RECV_SEG_LEN;
+ if (conn->max_xmit_dlength < ISCSI_MIN_MAX_RECV_SEG_LEN ||
+ conn->max_xmit_dlength > ISCSI_MAX_MAX_RECV_SEG_LEN) {
log_error("Invalid iscsi.MaxXmitDataSegmentLength. Must be "
"within %u and %u. Setting to %u\n",
ISCSI_MIN_MAX_RECV_SEG_LEN,
diff -aurp open-iscsi-2.0-872-rc1-bnx2i/usr/login.c open-iscsi-2.0-872-rc1-bnx2i.work/usr/login.c
--- open-iscsi-2.0-872-rc1-bnx2i/usr/login.c 2010-04-16 14:16:30.000000000 -0500
+++ open-iscsi-2.0-872-rc1-bnx2i.work/usr/login.c 2010-04-16 14:16:41.000000000 -0500
@@ -390,9 +390,14 @@ get_op_params_text_keys(iscsi_session_t
if (session->type == ISCSI_SESSION_TYPE_DISCOVERY ||
!session->t->template->rdma) {
int tgt_max_xmit;
+ conn_rec_t *conn_rec = &session->nrec.conn[cid];
tgt_max_xmit = strtoul(value, NULL, 0);
- if (conn->max_xmit_dlength == 0 ||
+ /*
+ * if the rec value is zero it means to use
+ * what the target gave us.
+ */
+ if (!conn_rec->iscsi.MaxXmitDataSegmentLength ||
tgt_max_xmit < conn->max_xmit_dlength)
conn->max_xmit_dlength = tgt_max_xmit;
}