Control MPI DEBUG levels by environment

doc/doxygen/chapters/501_environment_variables.doxy

@@ -924,6 +924,22 @@ has been configured with the option \ref enable-verbose "--enable-verbose". Also
 disable the display of StarPU information and warning messages.
 </dd>
 
+<dt>STARPU_MPI_DEBUG_LEVEL_MIN</dt>
+<dd>
+\anchor STARPU_MPI_DEBUG_LEVEL_MIN
+\addindex __env__STARPU_MPI_DEBUG_LEVEL_MIN
+Set the minimum level of debug when StarPU
+has been configured with the option \ref enable-mpi-verbose "--enable-mpi-verbose".
+</dd>
+
+<dt>STARPU_MPI_DEBUG_LEVEL_MAX</dt>
+<dd>
+\anchor STARPU_MPI_DEBUG_LEVEL_MAX
+\addindex __env__STARPU_MPI_DEBUG_LEVEL_MAX
+Set the maximum level of debug when StarPU
+has been configured with the option \ref enable-mpi-verbose "--enable-mpi-verbose".
+</dd>
+
 <dt>STARPU_LOGFILENAME</dt>
 <dd>
 \anchor STARPU_LOGFILENAME

mpi/src/starpu_mpi_private.c

@@ -68,4 +68,6 @@ void _starpu_mpi_env_init(void)
 	_starpu_mpi_use_prio = starpu_get_env_number_default("STARPU_MPI_PRIORITIES", 1);
 	_starpu_mpi_use_coop_sends = starpu_get_env_number_default("STARPU_MPI_COOP_SENDS", 1);
 	_starpu_mpi_mem_throttle = starpu_get_env_number_default("STARPU_MPI_MEM_THROTTLE", 0);
+	_starpu_debug_level_min = starpu_get_env_number_default("STARPU_MPI_DEBUG_LEVEL_MIN", 0);
+	_starpu_debug_level_max = starpu_get_env_number_default("STARPU_MPI_DEBUG_LEVEL_MAX", 0);
 }