Re: [PATCH 00/05] Linux Kernel Markers - kernel 2.6.20

Vara Prasad
2007-02-15T23:15:01Z

Andrew Morton wrote:

>On 15 Feb 2007 10:28:57 -0500
>fche@redhat.com (Frank Ch. Eigler) wrote:
>
>
>
>>akpm wrote:
>>
>>
>>
>>>[...] And what can I do with these markers? And once I've done it,
>>>are there any userspace applications I can use to get the data out
>>>in human-usable form? [...]
>>>
>>>
>>The LTTng user-space programs use it today. Systemtap used to support
>>the earlier marker prototype and will be rapidly ported over to this
>>new API upon acceptance.
>>
>>
>>
>
>That's good.
>
>It would be beneficial if some people from those projects could spare the
>cycles to carefully review and runtime test this code.
>
>

Sure, as soon as SystemTap translator supports this new marker mechanism
we will give it a spin and report results.

>Also, I'm not 100% clear on where we ended up with the huge
>static-vs-dynamic flamewar. Did everyone end up happy? Is this patchset a
>reasonable compromise? Or do we need a rematch?
>
>
From my view this is a good compromise. We all realized in that long
discussion thread that we need a way to mark the code in the middle of
functions that can later be activated dynamically. Mathieu's current
implementation meets that goal. I will be happy to see this in.

Thanks,
Vara Prasad