Chuck Ebbert <[email protected]> writes:
> In-Reply-To: <[email protected]>
>
> On Fri, 25 Aug 2006 14:47:04 +0100, Christoph Hellwig wrote:
>
> > > This interface is for people writing kprobes who want to do performance
> > > monitoring within their probe code. There will probably never be any
> > > in-kernel users, just like there are no in-kernel users of kprobes.
> >
> > Wrong argument. There is a in-tree user of kprobes and I plan to submit
> > a lot more.
>
> OK. More than two years after kprobes went into the kernel, a single
> in-kernel user has now appeared in 2.6.18-rc: /net/ipv4/tcp_probe.c
No rules without exceptions. But there has to be a quite good rationale.
kprobes had one. The mythical perfmon in kernel user doesn't so far.
-Andi
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