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authorStephen Hemminger <stephen@networkplumber.org>2015-04-09 22:03:21 -0700
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2015-04-09 22:03:54 -0700
commitd7018be0ae2aee988331d2908234d1a1ee3196ac (patch)
treeff950ea87d5317f71b29e12f9a78afae69a8ed2e /Documentation/networking
parentc0a34ebd43959ca83df86ba2ffc63ab0ddb2ea75 (diff)
downloadkernel-d7018be0ae2aee988331d2908234d1a1ee3196ac.tar.gz
ixgbe: fix documentation
The MTU values in the documentation do not match the source. The source has frame limit of IXGBE_MAX_JUMBO_FRAME_SIZE (9728) which is MTU of 9710 because of the accounting for Ethernet header and CRC. Also, don't refer to the obsolete ifconfig command. Signed-off-by: Stephen Hemminger <stephen@networkplumber.org> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'Documentation/networking')
-rw-r--r--Documentation/networking/ixgbe.txt14
1 files changed, 7 insertions, 7 deletions
diff --git a/Documentation/networking/ixgbe.txt b/Documentation/networking/ixgbe.txt
index 0ace6e776ac8..6f0cb57b59c6 100644
--- a/Documentation/networking/ixgbe.txt
+++ b/Documentation/networking/ixgbe.txt
@@ -70,10 +70,10 @@ Avago 1000BASE-T SFP ABCU-5710RZ
82599-based adapters support all passive and active limiting direct attach
cables that comply with SFF-8431 v4.1 and SFF-8472 v10.4 specifications.
-Laser turns off for SFP+ when ifconfig down
+Laser turns off for SFP+ when device is down
-------------------------------------------
-"ifconfig down" turns off the laser for 82599-based SFP+ fiber adapters.
-"ifconfig up" turns on the laser.
+"ip link set down" turns off the laser for 82599-based SFP+ fiber adapters.
+"ip link set up" turns on the laser.
82598-BASED ADAPTERS
@@ -213,13 +213,13 @@ Additional Configurations
------------
The driver supports Jumbo Frames for all adapters. Jumbo Frames support is
enabled by changing the MTU to a value larger than the default of 1500.
- The maximum value for the MTU is 16110. Use the ifconfig command to
+ The maximum value for the MTU is 16110. Use the ip command to
increase the MTU size. For example:
- ifconfig ethx mtu 9000 up
+ ip link set dev ethx mtu 9000
- The maximum MTU setting for Jumbo Frames is 16110. This value coincides
- with the maximum Jumbo Frames size of 16128.
+ The maximum MTU setting for Jumbo Frames is 9710. This value coincides
+ with the maximum Jumbo Frames size of 9728.
Generic Receive Offload, aka GRO
--------------------------------