Re: Revisiting DTrace syscall provider

[Ryota Ozaki <ozaki-r%netbsd.org@localhost>]

On Tue, Feb 24, 2015 at 1:55 PM, Jeff Rizzo <riz%netbsd.org@localhost> wrote:
> On 2/23/15 6:07 PM, Ryota Ozaki wrote:
>>
>> On Tue, Feb 24, 2015 at 4:00 AM, bch <brad.harder%gmail.com@localhost> wrote:
>>>
>>> Are there plans (and roadmap?) to user-space dtrace abilities in
>>> NetBSD -- currently we're not exporting a certain header (and required
>>> code support?) for userland dtrace support; kernel-only, as I
>>> understand.
>>>
>>> Is my understanding correct?
>>
>> Yes, NetBSD now supports only tracing inside kernel activities.
>>
>> AFAIK, nobody is working on the user-space support for now.
>>
>>    ozaki-r
>>
>>>
>
> One of the things I learned while hacking on Dtrace is that it's not as hard
> as it looks from the outside ;) - if it's something you're interesting in
> seeing, I recommend looking at the FreeBSD and Illumos sources, and a lot of
> it will just Make Sense!

Indeed. I'll do that :)

  ozaki-r

>
> Thanks, ozaki-r, for picking this up... I've been very short on time lately,
> and I'd love to see this in.
>
> +j
>