[DTrace-devel] [PATCH] Implement the ip provider

[Eugene Loh]

On 8/16/23 17:59, Eugene Loh wrote:

> I suppose I need to lead with this:  testing looks problematic. I'm 
> going to guess you developed on something like x86/OL9. Testing 
> results on other platforms are poor.  I found one of your branches and 
> ran aed542fe427b origin/kvh/2.0-branch-dev-ip "Implement the ip 
> provider" with
>     test/demo/ip/ipio.d
>     test/demo/ip/ipproto.d
> More specifically (I hope this is decipherable):
>     6 6 6 6 7 7 7 7 UEK
>     7 7 8 8 8 8 9 9 OL
>     x A x A x A x A x86 or ARM
>     * *     * * * * test/demo/ip/ipio.d: XPASS (dtv2).
>         * *         test/demo/ip/ipproto.d: FAIL: erroneous exitcode (1).
>

I suppose the point is that both tests fail on OL8/UEK6, the only 
difference being one test is labeled xfail while the other is not. The 
failure appears to be:
-- @@stderr --
dtrace: failed to compile script test/demo/ip/ipio.d: 
".../build/dlibs/5.4.17/ip.d", line 223: operator -> cannot be applied 
to a forward declaration: no struct tcp_skb_cb definition is available