[ltt-dev] Compilation error of trace_clock for PowerPC (ppc32)

[Mathieu Desnoyers]

* srikanth krishnakar (skrishnakar at gmail.com) wrote:
> Hi Mathieu,
> 
> Testing with latest LTTng verison 2.6.29-lttng-0.122  for kernel
> linux-2.6.29 gives following compile error for PowerPC architecture :
> 
> ---------------------------
> LTTng : 2.6.29-lttng-0.122
> Kernel : Linux-2.6.29
> Arch: PPC_32
> Toolchain: ppc_440
> ---------------------------
> 
> In file included from include/linux/trace-clock.h:13,
>                  from include/linux/ltt-tracer.h:22,
>                  from kernel/marker.c:29:
> linux-2.6.29-lttng/arch/powerpc/include/asm/trace-clock.h: In function
> ‘trace_clock_read32’:
> linux-2.6.29-lttng/arch/powerpc/include/asm/trace-clock.h:18: error:
> implicit declaration of function ‘get_tbl’
> linux-2.6.29-lttng/arch/powerpc/include/asm/trace-clock.h: In function
> ‘trace_clock_read64’:
> linux-2.6.29-lttng/arch/powerpc/include/asm/trace-clock.h:23: error:
> implicit declaration of function ‘get_tb’
> make[1]: *** [kernel/marker.o] Error 1
> make: *** [kernel] Error 2
> 
> This error is first seen in :
> 
> *2.6.29-rc8-lttng-0.112
> 
> Continues till 2.6.29-lttng-0.122
> *
> 
> As per your earlier request I am attaching the default .config used while
> compilation.
> 
> 
> Can you please submit a fix for this error ???
> 

Yes, I think I'll need your full .config.

And please try 2.6.29.1-lttng-0.124, just to be sure. I remember doing a
fix in this area not so long ago, but looking at my current powerpc
trace-clock.h there seems to be no obvious change since lttng 0.112.

Mathieu

> Regards
> Srikanth Krishnakar
> **********************


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-- 
Mathieu Desnoyers
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