[PATCH 2/3] ci: do not use #processors+1 jobs, #processors is enough

[Paolo Bonzini]

I could not reconstruct the origin of the $(($(nproc) + 1)) idiom,
but I suspect it was there only to have a sensible result when nproc
or getconf do not exist.  This can be achieved also with an "||".

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 .gitlab-ci.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 4bd1a91aa8..3f0d86cf0a 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -17,7 +17,7 @@ include:
   stage: build
   image: $CI_REGISTRY_IMAGE/qemu/$IMAGE:latest
   before_script:
-    - JOBS=$(expr $(nproc) + 1)
+    - JOBS=$(nproc || echo 1)
   script:
     - if test -n "$LD_JOBS";
       then
-- 
2.31.1