Symbol: SZ_4G
sys/dev/pci/drm/i915/gt/intel_ggtt.c
853
#define GUC_TOP_RESERVE_SIZE (SZ_4G - GUC_GGTT_TOP)
sys/dev/pci/drm/i915/selftests/intel_memory_region.c
386
size = (SZ_4G - 1) & LINUX_PAGE_MASK;