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

[Anthony Liguori <anthony@codemonkey.ws>]

On 11/16/2010 11:43 AM, Peter Maydell wrote:
> On 16 November 2010 15:46, Anthony Liguori<anthony@codemonkey.ws>  wrote:
>    
>> On 11/08/2010 01:33 PM, Daniel P. Berrange wrote:
>>      
>>> This introduces a new tracing backend that targets the SystemTAP
>>> implementation of DTrace userspace tracing.
>>>        
>    
>> Applied both.  Thanks.
>>      
> 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 don't have the right environment to build with systemtap support, but 
--trace-backend=nop should work regardless.

Regards,

Anthony Liguori

> seem to have broken building on x86:
>   git clone git://git.qemu.org/qemu.git
>   cd qemu
>   ./configure
>   make
>
> fails with
>    LINK  i386-softmmu/trace
> /usr/lib/gcc/x86_64-linux-gnu/4.4.5/../../../../lib/crt1.o: In
> function `_start':
> (.text+0x20): undefined reference to `main'
> collect2: ld returned 1 exit status
>
> Incidentally, although trace.c is autogenerated, if you delete it and
> then type make this does not cause it to be regenerated, which
> seems wrong to me.
>
> -- PMM
>