Messages in this thread | | | Subject | Re: TCP bug? | Date | Tue, 27 Oct 1998 17:25:36 +0100 | From | Olaf Titz <> |
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> skb_unshare is a copy on write for multiple users. So 99.99% of the time it > actually just returns skb.
OK. Because it can happen that I need to copy the skb for another reason (too little space for additional headers) I can just do something like
if (skb_cloned(skb) || toosmall(skb)) { skn = skb_copy(skb, GFP_KERNEL); /* etc */ }
and this would be safe? Nice to know. :-)
olaf
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