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| author | Ben Hutchings <bhutchings@solarflare.com> | 2012-04-05 14:40:06 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-04-06 02:43:13 -0400 |
| commit | de7aca16fd6c32719b6a7d4480b8f4685f69f7ff (patch) | |
| tree | e0e0607284f69688c6f5584e79e2b5a4653add00 /Documentation | |
| parent | b3cf65457fc0c8d183bdb9bc4358e5706aa63cc5 (diff) | |
| download | lwn-de7aca16fd6c32719b6a7d4480b8f4685f69f7ff.tar.gz lwn-de7aca16fd6c32719b6a7d4480b8f4685f69f7ff.zip | |
doc, net: Remove instruction to set net_device::trans_start
Commit 08baf561083bc27a953aa087dd8a664bb2b88e8e ('net:
txq_trans_update() helper') made it unnecessary for most drivers to
set net_device::trans_start (or netdev_queue::trans_start).
Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/networking/driver.txt | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/Documentation/networking/driver.txt b/Documentation/networking/driver.txt index 83ce06080ceb..2128e4169c5b 100644 --- a/Documentation/networking/driver.txt +++ b/Documentation/networking/driver.txt @@ -58,13 +58,10 @@ Transmit path guidelines: TX_BUFFS_AVAIL(dp) > 0) netif_wake_queue(dp->dev); -2) Do not forget to update netdev->trans_start to jiffies after - each new tx packet is given to the hardware. - -3) An ndo_start_xmit method must not modify the shared parts of a +2) An ndo_start_xmit method must not modify the shared parts of a cloned SKB. -4) Do not forget that once you return 0 from your ndo_start_xmit +3) Do not forget that once you return 0 from your ndo_start_xmit method, it is your driver's responsibility to free up the SKB and in some finite amount of time. |