[lttng-dev] Debian specific userspace RCU configure override

[Thibault, Daniel]

-----Message d'origine-----
De : Mathieu Desnoyers [mailto:mathieu.desnoyers at efficios.com] 
Envoyé : 5 juin 2014 15:01

>>>>    The make error occurs during the CCLD of libringbuffer.la.

   Correction: it occurs during the CC of libringbuffer_la-ring_buffer_frontend.lo

>>    Both /usr/local/include/urcu/config.h and /usr/src/userspace-rcu-0.8.0/urcu/config.h have '#define
>>    CONFIG_RCU_ARM_HAVE_DMB 1'.  So does /usr/src/userspace-rcu-0.8.0/config.h.  The only config.h *not* to have
>>    that #define is /usr/src/lttng-ust-2.3.0/config.h.  Could it be the libringbuffer make used the latter?
>
> This define is specific to urcu config.h. It does not (and should not) exist in UST config.h.
>
> Mathieu

   Indeed.  I tried adding the #define manually to /usr/src/lttng-ust-2.3.0/config.h before running make again.  It failed in precisely the same way.  This confirms the problem is not with config.h.

Daniel U. Thibault
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