[Intel-gfx] ✗ Fi.CI.SPARSE: warning for i915 pvmmio to improve GVTg performance

[Patchwork]

== Series Details ==

Series: i915 pvmmio to improve GVTg performance
URL   : https://patchwork.freedesktop.org/series/50257/
State : warning

== Summary ==

$ dim sparse origin/drm-tip
Commit: drm/i915/gvt: add module parameter enable_pvmmio
Okay!

Commit: drm/i915/gvt: get ready of memory for pvmmio
-drivers/gpu/drm/i915/selftests/../i915_drv.h:3720:16: warning: expression using sizeof(void)
+drivers/gpu/drm/i915/selftests/../i915_drv.h:3723:16: warning: expression using sizeof(void)

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

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

Commit: drm/i915/gvt: ppgtt update pvmmio optimization
-O:drivers/gpu/drm/i915/i915_gem_gtt.c:1491:9: warning: expression using sizeof(void)
-O:drivers/gpu/drm/i915/i915_gem_gtt.c:1491:9: warning: expression using sizeof(void)
+drivers/gpu/drm/i915/i915_gem_gtt.c:1517:9: warning: expression using sizeof(void)
+drivers/gpu/drm/i915/i915_gem_gtt.c:1517:9: 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!