svn commit: r205104 - in head/sys: dev/xen/netback netinet netinet6

[Bruce Simpson]

On 03/13/10 13:53, Robert N. M. Watson wrote:
> On Mar 13, 2010, at 1:50 PM, Randall Stewart wrote:
>    
>> I could refactor that this way if you want... it would mean a few more de-ref's and
>> looking to see if its a v4 or v6 packet and then doing the proper offset...
>>      

This is the sort of thing which M_PROTO* flags are good for.

Derefs in the hot path should be amortized whenever that makes sense.