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authorFlorian Westphal <fw@strlen.de>2015-04-30 12:12:00 +0200
committerDavid S. Miller <davem@davemloft.net>2015-05-02 22:25:17 -0400
commit4749c3ef854e3a5d3dd3cc0ccd2dcb7e05d583bd (patch)
treebc74284df9d0379304268075705df659d35a8137 /Documentation
parent7eee8cd4d8d6ce3f70e6bea716c19b28635a5232 (diff)
downloadlinux-4749c3ef854e3a5d3dd3cc0ccd2dcb7e05d583bd.tar.bz2
net: sched: remove TC_MUNGED bits
Not used. pedit sets TC_MUNGED when packet content was altered, but all the core does is unset MUNGED again and then set OK2MUNGE. And the latter isn't tested anywhere. So lets remove both TC_MUNGED and TC_OK2MUNGE. Signed-off-by: Florian Westphal <fw@strlen.de> Acked-by: Alexei Starovoitov <ast@plumgrid.com> Acked-by: Daniel Borkmann <daniel@iogearbox.net> Acked-by: Jamal Hadi Salim <jhs@mojatatu.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/networking/tc-actions-env-rules.txt2
1 files changed, 0 insertions, 2 deletions
diff --git a/Documentation/networking/tc-actions-env-rules.txt b/Documentation/networking/tc-actions-env-rules.txt
index 70d6cf608251..95c71716b2e2 100644
--- a/Documentation/networking/tc-actions-env-rules.txt
+++ b/Documentation/networking/tc-actions-env-rules.txt
@@ -14,8 +14,6 @@ resets them for you, so invoke skb_act_clone() rather than skb_clone().
2) If you munge any packet thou shalt call pskb_expand_head in the case
someone else is referencing the skb. After that you "own" the skb.
-You must also tell us if it is ok to munge the packet (TC_OK2MUNGE),
-this way any action downstream can stomp on the packet.
3) Dropping packets you don't own is a no-no. You simply return
TC_ACT_SHOT to the caller and they will drop it.