This TCP timestamps option is a module wise feature which can be
enabled via the module param (time_stamps). Once enabled, the TCP
connection will advertise timestamps as an option to get negotiated.
Signed-off-by: Eddie Wai <eddie.wai@xxxxxxxxxxxx>
Acked-by: Benjamin Li <benli@xxxxxxxxxxxx>
---
drivers/scsi/bnx2i/bnx2i.h | 1 +
drivers/scsi/bnx2i/bnx2i_init.c | 4 ++++
drivers/scsi/bnx2i/bnx2i_iscsi.c | 2 ++
3 files changed, 7 insertions(+), 0 deletions(-)
diff --git a/drivers/scsi/bnx2i/bnx2i.h b/drivers/scsi/bnx2i/bnx2i.h
index e1ca5fe..cc7ebc1 100644
--- a/drivers/scsi/bnx2i/bnx2i.h
+++ b/drivers/scsi/bnx2i/bnx2i.h
@@ -701,6 +701,7 @@ struct bnx2i_endpoint {
extern unsigned int error_mask1, error_mask2;
extern u64 iscsi_error_mask;
extern unsigned int en_tcp_dack;
+extern unsigned int time_stamps;
extern unsigned int event_coal_div;
extern unsigned int event_coal_min;
diff --git a/drivers/scsi/bnx2i/bnx2i_init.c b/drivers/scsi/bnx2i/bnx2i_init.c
index 5ef01c9..c053764 100644
--- a/drivers/scsi/bnx2i/bnx2i_init.c
+++ b/drivers/scsi/bnx2i/bnx2i_init.c
@@ -48,6 +48,10 @@ unsigned int en_tcp_dack = 1;
module_param(en_tcp_dack, int, 0664);
MODULE_PARM_DESC(en_tcp_dack, "Enable TCP Delayed ACK");
+unsigned int time_stamps = 0x00;
+module_param(time_stamps, int, 0664);
+MODULE_PARM_DESC(time_stamps, "Enable TCP TimeStamps [1 = Enable]");
+
unsigned int error_mask1 = 0x00;
module_param(error_mask1, int, 0664);
MODULE_PARM_DESC(error_mask1, "Config FW iSCSI Error Mask #1");
diff --git a/drivers/scsi/bnx2i/bnx2i_iscsi.c b/drivers/scsi/bnx2i/bnx2i_iscsi.c
index f9415aa..86ddc08 100644
--- a/drivers/scsi/bnx2i/bnx2i_iscsi.c
+++ b/drivers/scsi/bnx2i/bnx2i_iscsi.c
@@ -1832,6 +1832,8 @@ static struct iscsi_endpoint *bnx2i_ep_connect(struct Scsi_Host *shost,
bnx2i_ep->cm_sk->rcv_buf = 256 * 1024;
bnx2i_ep->cm_sk->snd_buf = 256 * 1024;
clear_bit(SK_TCP_TIMESTAMP, &bnx2i_ep->cm_sk->tcp_flags);
+ if (time_stamps)
+ set_bit(SK_TCP_TIMESTAMP, &bnx2i_ep->cm_sk->tcp_flags);
memset(&saddr, 0, sizeof(saddr));
if (dst_addr->sa_family == AF_INET) {
--
1.7.0.5
--
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