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authorBen Hutchings <bhutchings@solarflare.com>2012-04-05 14:40:06 +0000
committerDavid S. Miller <davem@davemloft.net>2012-04-06 02:43:13 -0400
commitde7aca16fd6c32719b6a7d4480b8f4685f69f7ff (patch)
treee0e0607284f69688c6f5584e79e2b5a4653add00 /Documentation
parentb3cf65457fc0c8d183bdb9bc4358e5706aa63cc5 (diff)
downloadlinux-stericsson-de7aca16fd6c32719b6a7d4480b8f4685f69f7ff.tar.gz
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.txt7
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.