On Wed, 23 Aug 2006 16:29:59 +0100
Christoph Hellwig <[email protected]> wrote:
> On Wed, Aug 23, 2006 at 01:06:00AM -0700, Stephane Eranian wrote:
> > This patch contains the kernel-level API support.
> >
> >
> > Some users have requested the ability to create a monitoring session
> > with perfmon2 from iside the kernel using a kernel thread. Perfmon2
> > leverages a lot of kernel mechanisms which are not easy to use for
> > inside the kernel: e.g. file descriptor, signals, system calls.
>
> Again, please drop this. There are no planned intree kernel users
> so far, and once we add them we can architect a proper API for them.
> Getting rid of this should also help to collapse the tons of useless
> abstractions layers in the current perfmon code.
>
Yes, I think we either need a stronger argument for including this code, or
we drop it.
It is especially worrisome that the exports which are added here are plain
old EXPORT_SYMBOL().
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