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

[Patchwork]

== Series Details ==

Series: i915 vgpu PV to improve vgpu performance
URL   : https://patchwork.freedesktop.org/series/61493/
State : warning

== Summary ==

$ dim sparse origin/drm-tip
Sparse version: v0.5.2
Commit: drm/i915: introduced vgpu pv capability
Okay!

Commit: drm/i915: vgpu shared memory setup for pv optimization
Okay!

Commit: drm/i915: vgpu ppgtt update pv optimization
Okay!

Commit: drm/i915: vgpu context submission pv optimization
+./include/uapi/linux/perf_event.h:147:56: warning: cast truncates bits from constant value (8000000000000000 becomes 0)

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

Commit: drm/i915/gvt: GVTg handle shared_page setup
Okay!

Commit: drm/i915/gvt: GVTg support ppgtt pv optimization
+./include/linux/slab.h:666:13: error: undefined identifier '__builtin_mul_overflow'
+./include/linux/slab.h:666:13: warning: call with no type!

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