Symbol: p4d_pfn
arch/s390/include/asm/pgtable.h
1474
#define p4d_page(p4d) pfn_to_page(p4d_pfn(p4d))
arch/x86/include/asm/pgtable.h
1098
#define p4d_page(p4d) pfn_to_page(p4d_pfn(p4d))