[Intel-gfx] ✗ Fi.CI.SPARSE: warning for drm/i915/selftests: Smoketest preemption

[Patchwork]

== Series Details ==

Series: drm/i915/selftests: Smoketest preemption
URL   : https://patchwork.freedesktop.org/series/50002/
State : warning

== Summary ==

$ dim sparse origin/drm-tip
Commit: drm/i915/selftests: Smoketest preemption
+./include/linux/slab.h:631:13: error: undefined identifier '__builtin_mul_overflow'
+./include/linux/slab.h:631:13: warning: call with no type!