gpu: nvgpu: posix: Multithreading for unit tests

Add a -j argument to enable running unit tests on several
threads. Also adds signal handling to prevent a fatal
error in one thread from killing the whole unit test
framework.

JIRA NVGPU-1043

Change-Id: I891a547640cd005a50ffa5c06367ed46c54de012
Signed-off-by: Nicolas Benech <nbenech@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1847740
Reviewed-by: svc-misra-checker <svc-misra-checker@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Alex Waterman <alexw@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/userspace/include/unit/args.h b/userspace/include/unit/args.h
index def84a29..708a1655 100644
--- a/userspace/include/unit/args.h
+++ b/userspace/include/unit/args.h
@@ -42,6 +42,7 @@ struct unit_fw_args {
         bool             help;
         int              verbose_lvl;
         bool             no_color;
+        int              thread_count;
 
         const char      *unit_name;
         const char      *unit_load_path;