Re: [PATCH v2 2.6.38-rc8-tip 0/20] 0: Inode based uprobes

From: Thomas Gleixner
Date: Mon Mar 14 2011 - 20:23:34 EST


On Tue, 15 Mar 2011, Andi Kleen wrote:

> > IOW, I'm trying to get an understanding of how you expect this feature
> > will actually become useful to end users - the kernel patch is only
> > part of the story.
>
> One user would be systemtap for user tracing as I understand. Systemtap has a
> userbase (at least I use it, although not for user tracing)

That's a brilliant reason to drop it right away. systemtap is the
least of our worries.

> Right now lots of distros apply ugly patchkits to handle this instead,
> which is not good (tm).

s/lots of distros/some enterprise distros where the management still
believes that this is a valuable feature add/

You deliberately skipped the first part of akpms question:

> How do you envisage these features actually get used? For example,
> will gdb be modified? Will other debuggers be modified or written?

How about answering this question first _BEFORE_ advertising
systemtap?

Thanks,

tglx
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