netgraph only on i386/ia64 - why ?

Julian Elischer julian at elischer.org
Wed Aug 18 13:56:17 PDT 2004


Julian Elischer wrote:
> John Polstra wrote:
> 
>> On 18-Aug-2004 Julian Elischer wrote:
>>
>>> John Polstra wrote:
>>>
>>>> There is one problem with netgraph on 64-bit platforms.  The ng_msghdr
>>>> struct is 52 bytes / 4-byte aligned (see ng_message.h).  That means
>>>> the message payload is not well-aligned for 64-bit platforms.  It
>>>> would be nice to fix that (and bump NG_VERSION, of course).  Nobody
>>>> ever guaranteed that the message payload would be aligned, but it
>>>> makes things a lot more convenient.
>>>
>>>
>>> if we do this we should do it now so that we have a consistent ABI 
>>> from 5.3 on..
>>>
>>> scott (et al), should we pad an extra 4 bytes in this now?
>>> it's low/no risk, but better now than after 5.3 has been released..

re:

I'll do the commit to -current today..
what other files should I change..?
UPDATING (user utilitiesw will need recompile)
and I guess the 50xxxx number..
(where is that number again?)

anything else?



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