Re: [patch] x86, ptrace: in-kernel BTS interface

From: Andrew Morton
Date: Wed Apr 30 2008 - 08:57:17 EST


On Wed, 30 Apr 2008 13:43:20 +0100 "Metzger, Markus T" <markus.t.metzger@xxxxxxxxx> wrote:

> >-----Original Message-----
> >From: Andrew Morton [mailto:akpm@xxxxxxxxxxxxxxxxxxxx]
> >Sent: Mittwoch, 30. April 2008 14:27
> >To: Metzger, Markus T
>
> >> Provide an in-kernel interface to Branch Trace Store and
> >implement the
> >> ptrace user interface on top of it.
> >>
> >> Fix a few bugs that were detected during the perfmon2 adaptation to
> >> the DS interface by Stephane Eranian.
> >>
> >> The ptrace implementation becomes a rather thin layer that only
> >> forwards requests.
> >>
> >> The BTS interface may later be morphed into a utrace interface for
> >> execution trace, or it may be used to implement such a utrace
> >> interface on top of it.
> >
> >This appears to be against a version of x86-ptrace-pebs-support
> >which I don't have.
> >
> >I dropped everything - let's start again.
>
> That was against x86.git#latest.

oh, ok. Hopefully this run-multiple-trees-to-confuse-everyone problem will
go away soon.

> Do you want me to send patches against some other git? Which one?

I'll let you and Ingo sort it out.
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