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| author | Jacob Keller <jacob.e.keller@intel.com> | 2018-10-05 09:33:55 -0700 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2018-11-07 09:47:00 -0800 |
| commit | 9fc145fcb5fbf2e10ad5e4b31a011b5cecb77b10 (patch) | |
| tree | 2227f97b3933c4b8547331fe4c30f8c2f9db60f2 /drivers/net/ethernet/intel/ixgbevf | |
| parent | 7fa57ca443cffe81ce8416b57966bfb0370678a1 (diff) | |
| download | linux-9fc145fcb5fbf2e10ad5e4b31a011b5cecb77b10.tar.gz linux-9fc145fcb5fbf2e10ad5e4b31a011b5cecb77b10.tar.bz2 linux-9fc145fcb5fbf2e10ad5e4b31a011b5cecb77b10.zip | |
ixgbevf: add support for software timestamps
Add a call to skb_tx_timestamp in the ixgbevf_tx_map function. This
enables software timestamping for packets sent over this device driver.
The call is placed just prior to when we notify hardware of the new
packet, in order to software timestamp as close as possible to when the
hardware will transmit.
Signed-off-by: Jacob Keller <jacob.e.keller@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/ixgbevf')
| -rw-r--r-- | drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c index 5e47ede7e832..196b890467b2 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c +++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c @@ -4016,6 +4016,8 @@ static void ixgbevf_tx_map(struct ixgbevf_ring *tx_ring, /* set the timestamp */ first->time_stamp = jiffies; + skb_tx_timestamp(skb); + /* Force memory writes to complete before letting h/w know there * are new descriptors to fetch. (Only applicable for weak-ordered * memory model archs, such as IA-64). |