From: Ronak Doshi <doshir@vmware.com>
To: <netdev@vger.kernel.org>
Cc: Ronak Doshi <doshir@vmware.com>,
"maintainer:VMWARE VMXNET3 ETHERNET DRIVER"
<pv-drivers@vmware.com>, "David S. Miller" <davem@davemloft.net>,
Jakub Kicinski <kuba@kernel.org>,
open list <linux-kernel@vger.kernel.org>
Subject: [PATCH net-next 6/7] vmxnet3: increase maximum configurable mtu to 9190
Date: Fri, 16 Jul 2021 15:36:25 -0700 [thread overview]
Message-ID: <20210716223626.18928-7-doshir@vmware.com> (raw)
In-Reply-To: <20210716223626.18928-1-doshir@vmware.com>
This patch increases the maximum configurable mtu to 9190
to accommodate jumbo packets of overlay traffic.
Signed-off-by: Ronak Doshi <doshir@vmware.com>
Acked-by: Guolin Yang <gyang@vmware.com>
---
drivers/net/vmxnet3/vmxnet3_defs.h | 1 +
drivers/net/vmxnet3/vmxnet3_drv.c | 7 +++++--
2 files changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/net/vmxnet3/vmxnet3_defs.h b/drivers/net/vmxnet3/vmxnet3_defs.h
index bc82bbbcb1ab..74d4e8bc4abc 100644
--- a/drivers/net/vmxnet3/vmxnet3_defs.h
+++ b/drivers/net/vmxnet3/vmxnet3_defs.h
@@ -795,6 +795,7 @@ struct Vmxnet3_DriverShared {
((vfTable[vid >> 5] & (1 << (vid & 31))) != 0)
#define VMXNET3_MAX_MTU 9000
+#define VMXNET3_V6_MAX_MTU 9190
#define VMXNET3_MIN_MTU 60
#define VMXNET3_LINK_UP (10000 << 16 | 1) /* 10 Gbps, up */
diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c
index 4fd6ce15a860..9f52f9c254f4 100644
--- a/drivers/net/vmxnet3/vmxnet3_drv.c
+++ b/drivers/net/vmxnet3/vmxnet3_drv.c
@@ -3641,9 +3641,12 @@ vmxnet3_probe_device(struct pci_dev *pdev,
vmxnet3_set_ethtool_ops(netdev);
netdev->watchdog_timeo = 5 * HZ;
- /* MTU range: 60 - 9000 */
+ /* MTU range: 60 - 9190 */
netdev->min_mtu = VMXNET3_MIN_MTU;
- netdev->max_mtu = VMXNET3_MAX_MTU;
+ if (VMXNET3_VERSION_GE_6(adapter))
+ netdev->max_mtu = VMXNET3_V6_MAX_MTU;
+ else
+ netdev->max_mtu = VMXNET3_MAX_MTU;
INIT_WORK(&adapter->work, vmxnet3_reset_work);
set_bit(VMXNET3_STATE_BIT_QUIESCED, &adapter->state);
--
2.11.0
next prev parent reply other threads:[~2021-07-16 22:37 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-16 22:36 [PATCH net-next 0/7] vmxnet3: upgrade to version 6 Ronak Doshi
2021-07-16 22:36 ` [PATCH net-next 1/7] vmxnet3: prepare for version 6 changes Ronak Doshi
2021-07-16 22:36 ` [PATCH net-next 2/7] vmxnet3: add support for 32 Tx/Rx queues Ronak Doshi
2021-07-16 22:36 ` [PATCH net-next 3/7] vmxnet3: remove power of 2 limitation on the queues Ronak Doshi
2021-07-16 22:36 ` [PATCH net-next 4/7] vmxnet3: add support for ESP IPv6 RSS Ronak Doshi
2021-07-16 22:36 ` [PATCH net-next 5/7] vmxnet3: set correct hash type based on rss information Ronak Doshi
2021-07-16 22:36 ` Ronak Doshi [this message]
2021-07-16 22:36 ` [PATCH net-next 7/7] vmxnet3: update to version 6 Ronak Doshi
2021-07-17 1:40 ` [PATCH net-next 0/7] vmxnet3: upgrade " patchwork-bot+netdevbpf
-- strict thread matches above, loose matches on Subject: below --
2021-07-06 20:03 Ronak Doshi
2021-07-06 20:03 ` [PATCH net-next 6/7] vmxnet3: increase maximum configurable mtu to 9190 Ronak Doshi
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20210716223626.18928-7-doshir@vmware.com \
--to=doshir@vmware.com \
--cc=davem@davemloft.net \
--cc=kuba@kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=netdev@vger.kernel.org \
--cc=pv-drivers@vmware.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).