[lkml]   [1998]   [Oct]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: TCP bug?
> 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. :-)


To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
Please read the FAQ at

 \ /
  Last update: 2005-03-22 13:45    [from the cache]
©2003-2014 Jasper Spaans. hosted at Digital Ocean