* At which Network Layer @ 2013-04-10 8:42 Robert Clove 2013-04-10 9:04 ` Yi Li 0 siblings, 1 reply; 2+ messages in thread From: Robert Clove @ 2013-04-10 8:42 UTC (permalink / raw) To: kernelnewbies Hello All, There is a field in sk_buff structure name clone which tell whether the sk_buff structure has been cloned or not? I want to know at which layer does this clonning happen at L2,L3 or L4. Thanks -------------- next part -------------- An HTML attachment was scrubbed... URL: http://lists.kernelnewbies.org/pipermail/kernelnewbies/attachments/20130410/6825339f/attachment.html ^ permalink raw reply [flat|nested] 2+ messages in thread
* At which Network Layer 2013-04-10 8:42 At which Network Layer Robert Clove @ 2013-04-10 9:04 ` Yi Li 0 siblings, 0 replies; 2+ messages in thread From: Yi Li @ 2013-04-10 9:04 UTC (permalink / raw) To: kernelnewbies ? 2013?04?10? 16:42, Robert Clove ??: > Hello All, > > There is a field in sk_buff structure name clone which tell whether > the sk_buff structure has been cloned or not? > > I want to know at which layer does this clonning happen at L2,L3 or L4. any layer when it is needed. you can check function: net/core/sk_buff.c: skb_clone(), it is called in drivers, L3(like ip), and L4(like tcp). > > > Thanks > > > > > > _______________________________________________ > Kernelnewbies mailing list > Kernelnewbies at kernelnewbies.org > http://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies -------------- next part -------------- An HTML attachment was scrubbed... URL: http://lists.kernelnewbies.org/pipermail/kernelnewbies/attachments/20130410/83f80c9d/attachment.html ^ permalink raw reply [flat|nested] 2+ messages in thread
end of thread, other threads:[~2013-04-10 9:04 UTC | newest] Thread overview: 2+ messages (download: mbox.gz follow: Atom feed -- links below jump to the message on this page -- 2013-04-10 8:42 At which Network Layer Robert Clove 2013-04-10 9:04 ` Yi Li
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