Re: [Qemu-devel] [PATCH 1/2] Add a DTrace tracing backend targetted for SystemTAP compatability

["Daniel P. Berrange" <berrange@redhat.com>]

On Tue, Nov 16, 2010 at 06:54:57PM +0000, Peter Maydell wrote:
> On 16 November 2010 18:10, Anthony Liguori <anthony@codemonkey.ws> wrote:
> > On 11/16/2010 11:43 AM, Peter Maydell wrote:
> >> Unfortunately these commits:
> >> 2834c3e Add support for generating a systemtap tapset static probes
> >> 4addb11 Add a DTrace tracing backend targetted for SystemTAP compatability
> >
> > What's your configure output?
> 
> I've attached it; the trace related bits are:
> Trace backend     nop
> Trace output file trace-<pid>
> 
> > I don't have the right environment to build with systemtap support, but
> > --trace-backend=nop should work regardless.
> 
> I'm using the nop backend, yes.
> 
> I think the problem is that commit 2834c3e adds a target 'trace:' to the
> Makefile.target which looks like it's intended to be a phony target. However
> it isn't marked as such, so make actually tries to create a binary 'trace'
> by falling back to its default rules (since there's a "trace.c" in the root
> directory):

This Makefile problem was fixed in the v6 patches I posted on Nov 12th

http://lists.gnu.org/archive/html/qemu-devel/2010-11/msg01033.html

Unfortunately the v5 patches were applied by mistake.

Regards,
Daniel
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