[Intel-gfx] ✗ Fi.CI.SPARSE: warning for series starting with [v1,01/10] drm/i915: introduced pv capability for vgpu

[Patchwork]

== Series Details ==

Series: series starting with [v1,01/10] drm/i915: introduced pv capability for vgpu
URL   : https://patchwork.freedesktop.org/series/50851/
State : warning

== Summary ==

$ dim sparse origin/drm-tip
Sparse version: v0.5.2
Commit: drm/i915: introduced pv capability for vgpu
-drivers/gpu/drm/i915/selftests/../i915_drv.h:3725:16: warning: expression using sizeof(void)
+drivers/gpu/drm/i915/selftests/../i915_drv.h:3732:16: warning: expression using sizeof(void)

Commit: drm/i915: get ready of memory for pvmmio
-drivers/gpu/drm/i915/selftests/../i915_drv.h:3732:16: warning: expression using sizeof(void)
+drivers/gpu/drm/i915/selftests/../i915_drv.h:3734:16: warning: expression using sizeof(void)

Commit: drm/i915: context submission pvmmio optimization
Okay!

Commit: drm/i915: master irq pvmmio optimization
Okay!

Commit: drm/i915: ppgtt update pvmmio optimization
-O:drivers/gpu/drm/i915/i915_gem_gtt.c:1442:9: warning: expression using sizeof(void)
-O:drivers/gpu/drm/i915/i915_gem_gtt.c:1442:9: warning: expression using sizeof(void)
+drivers/gpu/drm/i915/i915_gem_gtt.c:1468:9: warning: expression using sizeof(void)
+drivers/gpu/drm/i915/i915_gem_gtt.c:1468:9: warning: expression using sizeof(void)

Commit: drm/i915/gvt: GVTg handle enable_pvmmio PVINFO register
Okay!

Commit: drm/i915/gvt: GVTg read_shared_page implementation
Okay!

Commit: drm/i915/gvt: GVTg support context submission pvmmio optimization
Okay!

Commit: drm/i915/gvt: GVTg support master irq pvmmio optimization
Okay!

Commit: drm/i915/gvt: GVTg support ppgtt pvmmio optimization
+./include/linux/slab.h:631:13: error: undefined identifier '__builtin_mul_overflow'
+./include/linux/slab.h:631:13: warning: call with no type!