radix__vmemmap_remove_mapping 1063 arch/powerpc/include/asm/book3s/64/pgtable.h return radix__vmemmap_remove_mapping(start, page_size); radix__vmemmap_remove_mapping 274 arch/powerpc/include/asm/book3s/64/radix.h extern void radix__vmemmap_remove_mapping(unsigned long start,